# Lista di compagnie aeree defunte degli Stati Uniti (A-C)

| Compagnia aerea | Stato o territorio | IATA | ICAO | Indicativo di chiamata | Hub e focus city | Fondazione | Termine operazioni | Note |
| 0–9 ||||||||||
| 135 Airlines | Texas | | GNL | | Dallas Love Field | 1995 | 1995 | |
| 4 W Air | Alaska | | | | King Salmon | 2003 | 2003 | |
| A ||||||||||
| AAA Air Enterprises | Nebraska | | | | Eppley Airfield | 1977 | 1986 | Acquisita da Mid-Continent Airlines. |
| AAI Alaska Aeronautical Industries | Alaska | YC | ALR | | Anchorage | 1954 | 1987 | |
| AAXICO | Florida | | | | Miami | 1946 | 1966 | Acquisita da Saturn Airways. |
| Abbe Air Cargo | Alaska | | | | Wasilla | 2001 | 2003 | Operava il C-47. |
| ABC Airlines | California | | | | Ontario | 1965 | 1966 | |
| Absaroka Airways | Montana | | | | Red Lodge | 1994 | 2012 | Voli panoramici attorno alle montagne Beartooth. Operava Cessna 172. |
| ACA Aviation Corporation of the Americas | Alaska | | | | Anchorage | 1927 | 1932 | Fondata da Juan Trippe. |
| Academy Airlines | Georgia | | ACD | ACADEMY | Atlanta | 1979 | 2006 | |
| AccessAir | Iowa | ZA | CYD | CYCLONE | Des Moines | 1998 | 2001 | |
| Ace Air Cargo Express | Ohio | CG | AER | | Cleveland Hopkins | 1976 | 1982 | Rinominata in Shalkow Air Cargo Express. Operava C-47. |
| Ace Airways | Massachusetts | | | | | 1965 | 1971 | Operava Beech D18S. |
| Ace Aviation | Maine | | | | | 1979 | 2000 | Servizio air charter. |
| ACM Aviation | California | | BJT | BAYJET | San Jose | ? | 2010 | Acquisita da TWC Aviation. |
| Action Airlines | Connecticut | XQ | AXQ | ACTION AIR | Goodspeed | 1979 | 2000 | |
| Active Aero Charter | Michigan | | AVR | ACTIVE AERO | Willow Run | 1999 | 2000 | |
| ADI Aerodynamics | Michigan | 4A | DYN | AERODYNAMICS | Oakland Pontiac | 2011 | 2018 | Acquisita da California Pacific Airlines. Operava Embraer ERJ 145. |
| ADI Domestic Airlines | Illinois | | C14 | | Chicago O'Hare | 1992 | 1998 | |
| Adirondack Airlines | New York | | | | Adirondack | 1991 | 1991 | |
| Admiral Airways | California | | | | Burbank | 1959 | 1962 | Fondata come Quaker City Airways. Operava Lockheed Constellation. |
| Admiralty Air | Florida | | | | Palm Beach | 2009 | 2017 | Operava Embraer ERJ-135 |
| Ads-Aloft | Washington | | | | Seattle | 1994 | 1995 | Azienda di pubblicità aerea. |
| Advanced Air Management | California | | | | Burbank | 2000 | 2015 | Rinominata in Zetta Jet. |
| Adventure Airlines | Nevada | | | | Las Vegas McCarran | 1995 | 1996 | |
| Adventure Aviation | Idaho | | | | Coeur d'Alene | 1995 | 1995 | Voli panoramici. |
| Aerial Transit Company | Florida | | AEZ | AERIAL TRANZ | Miami | 1982 | 1994 | Venduta a Southeast Cargo Airlines nel 1994. Operava 707 e DC-6. |
| Aerie Airlines | Tennessee | | | | Clarksville–Montgomery | 1971 | 1979 | |
| Aero Coach | Florida | DF | DFA | AEROCOACH | Fort Lauderdale | 1983 | 1991 | Operava Cessna 402 e Embraer Bandeirante. |
| Aero Commuter | California | | | | Long Beach | 1967 | 1969 | Fusione con Cable Commuter Airlines e Catalina Airlines. |
| Aero Contractors | Carolina del nord | | | Smithfield | | 1979 | 2006 | Vettore charter che forniva voli per la CIA |
| Aero Corporation of California | California | | | | Los Angeles | 1926 | 1930 | Operava Universal Aircraft. |
| Aero Flight Services | Florida | | | | Fort Lauderdale | 1976 | 2000 | Operava Hawker 400A, Learjet 23 e Learjet 25. |
| Aero Limited | Florida | | | | Miami | 1919 | 1919 | Acquisita da Aeromarine Sightseeing and Navigation Company. |
| Aero Taxi Rockford | Illinois | | | | Chicago Rockford | 1998 | 2001 | Vettore cargo. |
| Aero Union | California | | | | Chico | 1960 | 2011 | |
| Aero Virgin Islands | Isole Vergini | | | | St. Thomas | 1977 | 1990 | |
| Aero West Airlines | Colorado | | | | Colorado Springs | 1982 | 1982 | Acquisiti gli asset della Royal West Airlines Operava DC-3. |
| Aeroamerica | Washington | EO | AEO | AEROAMERICA | Seattle Berlin Tegel | 1973 | 1982 | |
| Aerocosta | Florida | | | | Miami | 1972 | 1972 | Vettore cargo. |
| Aerodynamics Inc. | Georgia | 4A | DYN | AERODYNAMICS | Denver | 1959 | 2018 | Acquisita da California Pacific Airlines. |
| Aeroflex Corporation | New Jersey | | | | Aeroflex–Andover | 1958 | 1971 | Operava Beech E18S, Beech Bonanza e Hiller UH-12. |
| Aerolaska | Alaska | | | | | 1982 | 1986 | |
| Aeromarine Airways | Florida | Key West | | | | 1921 | 1924 | Operava Felixstowe F5L. |
| Aeromarine West Indies Airways | Florida | | | | Biscayne Bay | 1920 | 1924 | Nata da una fusione tra Florida West Indies Airways e Aeromarine Sightseeing and Navigation Company. Rinominata in Aeromarine Airways. |
| Aeromech Airlines | Virginia occidentale | KC | RZZ | AEROMECH | North Central West Virginia | 1951 | 1983 | Confluita in Wright Airlines. |
| Aeronaut Air Services | Mississippi | | | | Gulfport-Biloxi | 1966 | 1966 | Operava DC-3. |
| Aerostar Airlines | Georgia | | | | Atlanta | 1981 | 1983 | Andata in bancarotta e venduta a Flight International Airlines. Operava Boeing 727. |
| Aerosun International | Florida | | ASI | AEROSUN | Miami | 1978 | 1982 | Nata come Red Carpet Airlines. Operava Convair 440 e DC-3. |
| Aerovias Sud Americana | Florida | | | | Tampa | 1947 | 1965 | Rinominata in Air Americana. Operava C-46, DC-6A e DC-4. |
| AEX Air | Arizona | | DST | DESERT | Phoenix Sky Harbor | 2004 | 2006 | Operatore charter. |
| Aho Flying Service | Alaska | | | | Anchorage | 1930 | 1930 | |
| Air 1 | Missouri | CB | AON | GATEWAY | St. Louis Lambert | 1983 | 1985 | Operava Boeing 727 e Jetstream 31. |
| Air Alaska Cargo | Washington | 8S | | | Spokane | 1986 | 1998 | Nata come Salair. |
| Air America | District of Columbia | GM | AMR | AIR AMERICA | Saigon Vientiane Udorn | 1950 | 1976 | Fondata da Claire Lee Chennault come Civil Air Transport. Operava voli per la CIA. |
| Air America | California | GM | AMR | | Los Angeles | 1989 | 1990 | Nata come Total Air nel 1984. |
| Air Americana | Florida | | | | Tampa | 1965 | 1981 | Nata come Aerovias Sud Americana nel 1947. Operava DC-3 e Lockheed L-1649. |
| Air Astro | California | | | | Los Angeles | 1968 | 1971 | Operava Carstedt Jet Liner 600. |
| Air Atlanta | Georgia | CC | CRB | AIRLAN | Atlanta | 1984 | 1987 | |
| Air Aurora | Illinois | AX | AAI | | Aurora | 1977 | 2000 | Operatore di air taxi. |
| Air Bahia | California | | | | San Diego | 1979 | 1980 | |
| Air Bama | Alabama | | ABI | | Montgomery | 1978 | 1984 | Operava Beech 18 e HP Jetstream. |
| Air Berlin USA | | AB | BER | AIR BERLIN | Berlin Tegel | 1978 | 1992 | Nata da Air Berlin GmbH & Co. Luftverkehrs KG nel 1990. |
| Air California | California | OC | ACL | AIRCAL | Orange County | 1967 | 1987 | Confluita in American Airlines. |
| Air Cargo Express | Alaska | 3K | FXG | CARGO EXPRESS | Fairbanks | 1995 | 1995 | |
| Air Cargo Hawaii | Hawaii | | | | Honolulu | 1977 | 1992 | Nata nel 1973 come Air Distribution. Operava Shorts Skyvan. |
| Air Cargo Masters | Dakota del sud | | | | Sioux Falls | 1995 | 2006 | Operava Beech 1900, Beech Queen Air e SA227. |
| Air Cargo Transport | New Jersey | | | | Newark | 1945 | 1948 | Operava C-47. |
| Air Caribbean | Porto Rico | | | | San Juan | 1975 | 1979 | |
| Air Carolina | Carolina del sud | FN | | | Florence | 1967 | 1980 | Nata come Florence Airlines. Confluita in Atlantis Airlines. |
| Air Carriers | Alabama | | FCI | | Chilton County | 1989 | 2003 | Operava Cessna 208 Caravan. |
| Air Carriers Express Services | Georgia | | | | Atlanta | 1985 | 1985 | Operava Cessna 208 Caravan. |
| Air Catalina | California | | | | Catalina | 1965 | 1976 | Nata come Catalina Channel Airlines. |
| Air Central | Minnesota | | | | Minneapolis–Saint Paul | 1972 | 1973 | Operava Cessna. |
| Air Central | Oklahoma | | | | Enid Woodring | 1978 | 1980 | Rinominata in Trans-Central Airlines. Operava Piper Chieftain. |
| Air Central | Texas | | ACS | AIR CENTRAL | Harlingen | 1978 | 1979 | |
| Air Chaparral | Nevada | | MAV | MAVERICK | Reno–Tahoe | 1980 | 1983 | |
| Air Charter Service | California | | | | Riverside | 1968 | 1972 | Operava Beech Bonanza e Cessna 150. |
| Air Charter West | | | | | | 1974 | 1977 | |
| Air Chicago | Illinois | | | | Chicago Midway | 1981 | 1982 | |
| Air Chico | California | | | | Chico | 1980 | 1982 | |
| Air Colorado | Colorado | | TAC | | Denver | 1980 | 1981 | |
| Air Commuter Airlines | Ohio | | | | Cleveland Burke | 1967 | 1968 | Confluita in Wright Airlines. |
| Air Continental | Ohio | | NAR | NIGHT AIR | Cleveland Hopkins | 1979 | 1989 | Acquisita dalla US Check Airlines. Operava Learjet 23. |
| Air Contract Cargo | Michigan | | | | Oakland County | 1983 | 1992 | Operava per Gulf and Caribbean Cargo. |
| Air Cortez | California | AB | ACI | AIR CORTEZ | Ontario | 1977 | 1986 | |
| Air Distribution | Hawaii | | | | Honolulu | 1973 | 1975 | Operava per Air Cargo Hawaii. Operava Shorts Skyvan. |
| Air East | Pennsylvania | | | | Johnstown–Cambria | 1967 | 1974 | |
| Air East | Texas | | | | Scholes–Galveston | 1969 | 1971 | Nata come Aerosmith Airlines. |
| Air East Airlines | Louisiana | | | | Lafayette | 1970 | 1980 | Collegava New Orleans. |
| Air Enterprises | Virginia occidentale | | | | Huntington Tri-State | 1969 | 1971 | Rinominata in Tri-State Flying Service. |
| Air Excursions | Alaska | | | | Gustavus | 2013 | 2013 | Fondata da Steve Wilson. Operava per Alaska Seaplane. |
| Air Exec Ontario | California | | | | Ontario | 1981 | 1985 | Operava DC-3. |
| Air Express | Colorado | | | | Denver | 1932 | | |
| Air Ferries | California | | | | Alameda | 1930 | 1933 | Collegava San Francisco e Oakland. |
| Air Florida | Florida | QH | FLA | PALM | Miami | 1971 | 1984 | Air Florida Commuter era un'affiliata. |
| Air Florida Commuter | Florida | QH | FLA | PALM | Miami | 1980 | 1984 | Air Florida Commuter era un'affiliata. |
| Air Hawaii | Hawaii | HP | | | Honolulu | 1977 | 1983 | Fondata da Bruce McKenzie dalla fusione tra Island Pacific Air e Air Molokai. |
| Air Hawaii | Hawaii | XK | AHC | AIR HAWAII | Honolulu | 1985 | 1986 | |
| Air Hemet | California | | | | Hemet-Ryan | 1964 | 1984 | Collegava i paesi nel deserto con Los Angeles. |
| Air Holiday International | Wisconsin | | | | Milwaukee | 1973 | 1977 | Posseduto da Robert W. Larson. |
| Air Idaho | Idaho | | | | Twin Falls | 1974 | 1975 | Fondata da Trans Magic Airlines. |
| Air Illinois | Illinois | UX | AIL | AIR ILLINOIS | Springfield–Branson | 1970 | 1984 | |
| Air Indiana | Indiana | | | | Evansville | | | |
| Air Iowa | Iowa | | | | Muscatine | 1971 | 1974 | Operava Beech 18. |
| Air Irvine | California | | | | Orange County | 1982 | 1983 | Acquisita da Dash Air. |
| Air Juneau | Alaska | | | | Juneau | 2001 | 2001 | |
| Air Kentucky | Kentucky | KN | AKY | AIR KENTUCKY | Owensboro–Daviess | 1970 | 1989 | Ha iniziato le operazioni nel 1974. |
| Air Ketchum | Idaho | L3 | | | Hailey | 1999 | 2000 | Operava Beech King Air. |
| Air L.A. | California | UE | UED | | Los Angeles | 1982 | 1995 | Acquistata Conquest Airlines. |
| Air Lincoln | Illinois | | ALN | CHICAGO LINCOLN | Chicago Midway | 1982 | 1982 | |
| Air Link Airlines | Colorado | | LNK | AIR LINK | Denver | 1981 | 1984 | Fondata come Valley Airpark. Acquisita da Fort Collins Flying Service nel 1981. |
| Air Link Airways | Texas | | | | Houston Bush | 1986 | 1988 | |
| Air Marc | New York | | | | New York Kennedy | 1984 | 1985 | Fondata come Eastman Airways. |
| Air Metro Airlines | Michigan | DZ | | | Traverse City | 1975 | 1976 | Operava Beech 99. |
| Air Miami | Florida | VW | | | Miami | 1977 | 1980 | Rinominata in North American Airlines. Operava CASA 212. |
| Air Michigan | Michigan | | | | Kalamazoo | 1969 | 1972 | Operava Beech 99, Twin Otter e Cessna 310. |
| Air Mid-America Airlines | Illinois | | | | Chicago Meigs Field | 1969 | 1970 | Operava DC-3. |
| Air Midway | Nebraska | | | | Kearney | 1992 | 1994 | Fondata da Clyde Mikelson. Operava Cessna 185 e Piper Aztec. |
| Air Midwest | Kansas | ZV | AMW | AIR MIDWEST | Kansas City | 1965 | 2008 | Ha iniziato le operazioni nel 1967. |
| Air Missouri | Michigan | BF | | | Kirksville | 1976 | 1978 | Fondata come Horizon Airways. Operava Cessna 207. |
| Air Molokai | Hawaii | | | | Honolulu | 1985 | 1988 | Fondata come Tropic Airlines. |
| Air National | | 6A | ANE | AIR TARA | | 1981 | 1984 | |
| Air Nebraska | Nebraska | | | | Kearney | 1976 | 1981 | Operava Cessna 402 e Piper Navajo. |
| Air Nevada | California | | | | Los Angeles | 1969 | 1970 | Fondata come Hawthorne-Nevada Airlines. Operava DC-3. |
| Air Nevada | Nevada | | ANV | AIR NEVADA | Las Vegas McCarran | 1974 | 1998 | |
| Air New England | Massachusetts | NE | | | Boston | 1970 | 1981 | |
| Air New Mexico | Nuovo Messico | | | | Las Cruces | 1980 | 1980 | Fondata come Zia Airlines. |
| Air New-Mexico | Nuovo Messico | | | | | 1961 | 1964 | |
| Air New Orleans | Alabama | NT | ANL | AIR NEW ORLEANS | Birmingham–Shuttlesworth | 1981 | 1988 | |
| Air New Ulm | Minnesota | | | | New Ulm | 1973 | 1977 | Rinominata in Lake State Airways. |
| Air Newark Inc. | New Jersey | 2N | NER | NEWAIR | Fort Lee | 1961 | 1964 | |
| Air Niagara | New York | NA | | | Niagara Falls | 1978 | 1984 | |
| Air North | Vermont | NO | ANO | AIR NORTH | Burlington | 1963 | 1988 | Fondata come Northern Airways. Acquisita da Brockway Air nel 1983. |
| Air North | Alaska | | | | Fairbanks | 1982 | 1984 | |
| Air O’Hare | Illinois | | | | Chicago O'Hare | 1974 | 1975 | Operava C-47AQ Skytrain. |
| Air Oasis | California | | | | | 1962 | 1964 | Operava DC-3. |
| Air Olympia | Washington | | | | Olympia | 1981 | 1982 | |
| Air Oregon | Oregon | JT | | AIR OREGON | Portland | 1978 | 1981 | Confluita in Horizon Air. |
| Air Pac | Alaska | 5P | APM | ALASKA PACIFIC | Dutch Harbor | 1982 | 1986 | Rinominata in Air Pacific. |
| Air Pacific | California | IK | | | Oakland | 1970 | 1981 | Fondata come Eureka Aero. Si è unita con Gem State Airlines per creare Golden Gate Airlines. |
| Air Pennsylvania | Pennsylvania | | | | Reading | 1976 | 1982 | |
| Air Rajneesh | Oregon | | | | Big Muddy Ranch | 1985 | 1985 | Operava Convair 240. |
| Air Resorts | California | UZ | ARZ | AIR RESORTS | McClellan–Palomar | 1975 | 1996 | |
| Air Response North | New York | | RPS | | New York-LaGuardia | 1986 | 2003 | Rinominata in Global Air Response. Operava Learjet 24, Learjet 25 e Learjet 35. |
| Air San Juan | Washington | | | | Friday Harbor | 1990 | 1991 | Fondata come ChartAir. |
| Air Sedona | Arizona | | | | Sedona | 1983 | 1988 | |
| Air Services Inc. | | | | | | | | |
| Air Shamrock | | | | | | 1999 | 2007 | |
| Air Shannon | Virginia | | | | Washington National | 1966 | 1967 | |
| Air South (Florida) | Florida | GD | | SHAWNEE | Miami Homestead | 1986 | 1987 | Operava Trislander. |
| Air South (Georgia) | Georgia | | | | Atlanta | 1969 | 1978 | Fondata come Nationwide Airlines Southeast. Acquisita da Florida Airlines nel 1975. |
| Air South | Carolina del sud | WV | KKB | KHAKI BLUE | Columbia (SC) | 1993 | 1997 | Ha iniziato le operazioni nel 1994. |
| Air Southwest | Texas | | | | Dallas-Fort Worth | 1967 | 1971 | Rinominata in Southwest Airlines nel 1971. |
| Air Spirit | Texas | | SIP | AIR SPIRIT | Dallas Love Field | 1981 | 1984 | Fondata come Cen-Tex Airlines. Operava Embraer Bandeirante. |
| Air St. Thomas | Isole Vergini | ZP | SST | | St. Thomas | 1975 | 2005 | |
| Air Sunshine | Florida | AG | AAT | | Miami | 1974 | 1979 | Fondata come American Air Taxi nel 1972. Acquisita da Air Florida. |
| Air Tahoma | Ohio | | HMA | TAHOMA | Columbus | 1995 | 2009 | |
| Air Taos | Nuovo Messico | | | | Taos | 1977 | 1979 | |
| Air Taxi | Carolina del sud | | | | Florence | 1969 | 1969 | Rinominata in Florence Airlines. |
| Air Texana | Texas | | | | Lufkin | 1980 | 1981 | |
| Air Traders International | California | | | | Los Angeles | 1980 | 1980 | Operava 2 L-1049 Super Constellation. |
| Air Traffic Service | | | | | | 1972 | 1980 | |
| Air Trails | California | | | | Salinas | 1960 | 1999 | Rinominata in Million Air Monterey. Operava Beech King Air, Cessna 310, Cessna 550. |
| Air Train | California | | | | San Jose | 1983 | 1989 | |
| Air Transit | Arizona | | | | Show Low | 1959 | 1968 | |
| Air Transport Associates | Washington | | | | Seattle | 1948 | 1957 | Operava C-46. |
| Air Transport Services | Alaska | | | | Kodiak | 1984 | 1988 | Acquisita da PenAir. |
| Air Travel | New York | | ATH | AIR TRAVEL | New York Kennedy | 1946 | 1946 | Rinominata in Calasia Air Transport. |
| Air Trine | Florida | | | | Miami | 1976 | 1977 | Operava Convair 880. |
| Air U.S. | Wyoming Colorado | | | | Riverton Denver | 1978 | 1984 | Rinominata in Excellair. |
| Air Vectors Airways | New York | | | | Newburgh | 1979 | 1985 | Fondata da Jim Aspin. |
| Air Vegas | Nevada | 6V | VGA | AIR VEGAS | North Las Vegas | 1971 | 2004 | |
| Air Vermont | Vermont | MU | VER | AIR VERMONT | Burlington | 1981 | 1984 | |
| Air Virginia | Virginia | CE | FVA | AIR VIRGINIA | Lynchburg | 1979 | 1988 | Fondata come Cardinal Airlines. Rinominata in AVAir nel 1985. |
| Air-Lift Commuter | Carolina del nord | 3L | WPK | | Raleigh Durham | 1976 | 1988 | Operava Fairchild Swearingen Metroliner. |
| Air-Speed | Massachusetts | | | | Hanscom Field | 1974 | 1980 | Operava Beech 99 e Piper Cherokee. |
| Air21 | California | A7 | UBA | AIR21 | Fresno Yosemite | 1995 | 1997 | |
| Airborne Express | Washington | GB | ABX | ABEX | Seattle–Tacoma | 1946 | 2003 | Fondata come Airborne Flower Traffic Association of California. Si è unita con Airborne Freight per creare ABX Air. |
| Airbourne Freight Company | Ohio | | | | Wilmington | 1968 | 1980 | Rinominata in Airborne Express. |
| Airborne Transport | Florida | | | | Miami | 1948 | 1948 | Operava Douglas DST-144. |
| Aircharters World | | | WFT | WORLD FLIGHT | | 1994 | 1994 | Vettore charter. |
| AirCal | California | OC | ACL | AIRCAL | Orange County | 1981 | 1987 | Fondata come Air California. |
| Aircraft Pool Leasing Corporation | Florida | | | | Miami | 1973 | ? | Operava L-1049 Super Constellation. |
| AirExec | Maryland | | | | Ocean City | 1973 | 1975 | Operava Twin Otter. |
| Airgo Air Freight | Texas | | | | Dallas Love Field | 1977 | 1981 | Operava Vickers Viscount, DC-3 e Convair 440. |
| Airlift International | Florida | RD | AIR | AIRLIFT | Miami | 1945 | 1991 | Fondata come Riddle Airlines |
| Airline Transport Carriers | California | | | | Burbank | 1946 | 1948 | Fondata da Charles C. Sherman ed Edna K. Sherman Rinominata in California Central Airlines Operava Douglas DC-3. |
| Airmark Aviation | | | TRH | TRANSTAR | | 1991 | 1993 | Rinominata in Transtar Airlines |
| Airmark Corporation | | | MRC | AIRMARC | | 1983 | 1985 | Vettore di charter VIP. |
| AirNow | Vermont | | RLR | RATTLER | Bennington | 1957 | 2011 | Fondata come Business Air |
| AirOne | | K3 | QTN | | | 1998 | 2002 | |
| Airpac | Alaska | | APM | ALASKA PACIFIC | | 1978 | 1986 | |
| Airplane Charter by Mercer | | | | | Burbank | 1946 | 1955 | Rinominata in Mercer Airlines nel 1955. |
| Airship Airways | | | | | Fort Lauderdale-Hollywood | 1998 | 2000 | Rinominata in Planet Airways. |
| Airship Ventures | California | | | | Moffett Federal Airfield | 2008 | 2012 | |
| AirSpur | California | OT | ASU | SPUR EXPRESS | Los Angeles | 1981 | 1985 | Acquisita da Evergreen International Airlines. |
| AirTrain Airlines | Pennsylvania | | | | Pittsburgh | 1993 | 1995 | Rinominata in Jettrain nel 1996. |
| AirTran Airways | Florida | FL | TRS | CITRUS | Orlando | 1992 | 2014 | Confluita in Southwest Airlines. |
| AirTran JetConnect | Georgia | FL | TRS | CITRUS | Atlanta | 2002 | 2004 | |
| AirVantage Airlines | Minnesota | 3N | AVV | AIRVANTAGE | St. Paul Downtown | 1981 | 1997 | |
| Airvia Transportation Company | New York | | | | New York City | 1929 | 1929 | Operava Savoia-Marchetti S.55. |
| Airways International | Florida | 4A | AWB | AIRNAT | Miami | 1981 | 1999 | |
| Airways of New Mexico | Nuovo Messico | | ANM | AIR NEW MEXICO | | 1977 | 1984 | |
| Aladdin Air Services | Utah | | | | Panguitch | 1996 | 2001 | |
| Alair | Alabama | KB | | | Anniston | 1977 | 1979 | |
| Alamo Jet | Alabama | KB | | | Stinson | 1992 | 1998 | Vettore charter. |
| Alaska Aerial Transportation Company | Alaska | | | | | 1924 | 1924 | |
| Alaska Air Taxi | Alaska | | | | | 1995 | 2006 | Operava Texas Turbines Super Otter |
| Alaska Air Transport | Alaska | | | | Juneau | 1935 | 1939 | Si è unita con Marine Airways per creare Alaska Coastal Airlines. |
| Alaska Cargo | Alaska | | | | | 2004 | 2004 | |
| Alaska Central Airways | Alaska | | | | Ruby | 1974 | 1981 | Fondata come Tanana Air Taxi. Acquisita da Harold’s Air Service nel 1981. |
| Alaska Coastal Airlines | Alaska | | | | Juneau | 1939 | 1968 | Acquisita da Alaska Airlines. |
| Alaska Flying Tours | Alaska | | | | Fairbanks | 2001 | 2001 | Operatore di servizi turistici. |
| Alaska Interior Airlines | Alaska | | | | Anchorage Merrill Field | 1936 | 1937 | Acquisita da Star Air Lines. |
| Alaska International Air | Alaska | BF | AKA | INTERALAS | Anchorage | 1972 | 1984 | Fondata come Interior Airways. Acquisita da Great Northern Airlines nel 1984 e rinominata in Markair. |
| Alaska Island Air | Alaska | | | | Petersburg Johnson | 1968 | 1988 | Fondata come Lon's Flying Service. |
| Alaska Island Airways | Alaska | | | | Juneau | 1946 | 1954 | Si è unita con Alaska Coastal Airlines |
| Alaska Mountain Flying Service | Alaska | | | | | 1992 | 2009 | |
| Alaska Southern Airways | Alaska | | | | | 1932 | 1934 | |
| Alaska Star Airlines | Alaska | | | | Anchorage | 1932 | 1944 | Fondata come Star Air Lines. Rinominata in Alaska Airlines nel 1944. |
| Alaska West Air | Alaska | | | | | 1989 | 2009 | |
| Alaska-Washington Airways | Alaska | | | | | 1929 | 1930 | Acquisita da Seattle-Wenatchee-Yakima Airways. |
| Alaskan Airways | Alaska | | | | | 1930 | 1932 | Acquisita da Pacific Alaska Airways. |
| Alaskan Coastal Airways | Alaska | | | | | 1986 | 1986 | |
| Albany Air | New York | YU | | | Albany | 1979 | 1979 | |
| Albany Air Service | New York | | | | Albany | 1962 | 1964 | |
| Alii Air Hawaii | Hawaii | | | | | 1970 | 1975 | Rinominata in Brandt Air nel 1975. |
| ALL | Colorado | | | | Front Range | 1988 | 2006 | Vettore cargo/charter. |
| All American Aviation | Pennsylvania | | | | Pittisburgh | 1937 | 1939 | |
| All Hawaii Air | Hawaii | | | | Honolulu | 1979 | 1979 | Vettore cargo. |
| All Star Airlines | Massachusetts | | ASR | ALL STAR | Woburn | 1985 | 1993 | Vettore charter. |
| All American Airways | California | | | | Oakland | 1948 | 1959 | Rinominata in Saturn Airways. Operava C-46. |
| All West Freight | Alaska | | | | Nikiski | 1996 | 2012 | Operava Fairchild C-123 Provider. |
| All-America Airlines | California | | | | Long Beach | 1994 | 1994 | |
| Allcair Air Transport | Texas | | | | Laredo | 1993 | 1993 | Operava Douglas C-118. |
| Allegheny Air Cargo | Pennsylvania | | | | Pittsburgh | 1947 | 1947 | Operava Douglas DC-3. |
| Allegheny Airlines | Pennsylvania | AL | ALO | ALLEGHENY | Pittsburgh | 1959 | 1979 | Rinominata in US Airways |
| Allegheny Commuter | Pennsylvania | | | | DuBois | 1969 | | Rinominata in Crown Airways |
| Allen Air Commuter | Kansas | | | | Topeka | 1967 | 1975 | Fondata come Allen Aviation. Acquisita da Capitol Airlines. |
| Alliance Airlines | Illinois | | ALZ | ALLIANCE AIR | Chicago O'Hare | 1984 | 1988 | Acquisita da Great Lakes Airlines. |
| Allied Air Freight | Florida | | | | Miami-Opa Locka | 1996 | 2001 | Operava Douglas C-47 |
| Aloha Airlines | Hawaii | AQ | AAH | ALOHA | Honolulu | 1946 | 2008 | Fondata come Trans-Pacific Airlines. Le operazioni di cargo sono ancora attive con Aloha Air Cargo. |
| Aloha IslandAir | Hawaii | | | | Honolulu | 1987 | 1992 | Fondata come Princeville Airways. Acquisita da Island Air. |
| Aloha Pacific | Hawaii | | | | Honolulu | 1984 | 1985 | |
| Alpha Air | California | 7V | ALH | ALPHA AIR | Los Angeles | 1976 | 1995 | |
| Alpine Airbus | California | | | | Los Angeles | 1973 | 1973 | |
| Alpine Aviation | Nevada | | | | Nevada County Air Park | 2005 | 2005 | |
| Alpine Aviation Corporation | Illinois | | | | Chicago Rockford | 1980 | 1981 | |
| Altair Airlines | Pennsylvania | AK | AAR | ALTAIR | Philadelphia | 1967 | 1982 | |
| Altus Airlines | Oklahoma | 2U | AXS | ALTUS | Altus/Quartz Mountain | 1985 | 1987 | |
| Alyeska Air Service | Alaska | | ALY | ALYESKA | Anchorage | 1982 | 1989 | |
| Ambassadair | Indiana | | | | Indianapolis | 1974 | 1981 | Operava Boeing 720 e Boeing 727. |
| Ambassador Airlines | Nevada | | | | Las Vegas McCarran | 1963 | 1968 | Sussidiaria di American Trans Air. Operava Beech 18 e Aero Commander 500. |
| Amelia Airways | Florida | | | | Fort Lauderdale Executive | 1993 | 2000 | On-demand service Operava Piper Navajo Chieftain. |
| America West Airlines | Arizona | HP | AWE | CACTUS | Phoenix Sky Harbor | 1981 | 2005 | Ha iniziato le operazioni nel 1983. Confluita in US Airways. |
| America West Express | Nevada | RP | CHQ | AIR SHUTTLE CHATAUQUA | Las Vegas McCarran | 1985 | 2005 | |
| AmericAir | Oklahoma | DE | AAR | PATRIOT | Washington Dulles | 1983 | 1985 | |
| American Air Taxi | Florida | | | | Key West | 1960 | 1974 | Rinominata in Air Sunshine (1974). Operava Beech 99, Piper Aztec e de Havilland Heron. |
| American Air Transport | Florida | | | | Miami | 1948 | 1954 | Operava come The Cloud Coach. Operava C-46. |
| American Central Airlines | Iowa | JR | AAR | | Dubuque | 1980 | 1984 | |
| American Export Airlines | New York | | | | New York-LaGuardia | 1937 | 1945 | Rinominata in American Overseas Airlines. |
| American Flyers Airline | Oklahoma | | | | Ardmore | 1949 | 1971 | Acquisita da Universal Airlines. |
| American International Airways | Florida | | | | Key West | 1926 | 1927 | Servizio idrovolante verso L'Avana. |
| American International Airways | New York | | | | New York-LaGuardia | 1947 | 1949 | Operava Boeing 314 e DC-4. |
| American International Airways | Pennsylvania | CB | CKS | | Philadelphia | 1967 | 2000 | Si è unita con Kitty Hawk International ed è stata rinominata in Kalitta Air. |
| American International Airways | New Jersey | | | | Atlantic City | 1981 | 1984 | Fondata come Commercial Airlines nel 1980. Operava MD-80 e DC-9. |
| American Overseas Airlines | New York | | | | New York-LaGuardia | 1937 | 1950 | Fondata come American Export Airlines. Si è unita con Pan American Airways. |
| American Overseas | | | | | | 1980s | 1980s | |
| American Railway Express | District of Columbia | | | | Washington, D.C. | 1918 | 1929 | Rinominata in Railway Express Agency. Operava un Handley Page. |
| American Trans-Oceanic Company | New York | | | | Port Washington | 1916 | 1928 | |
| AmericanConnection | Illinois | AX | | | Chicago O'Hare | 2001 | 2014 | |
| AMI Jet Charter | California | | | | San Francisco | 1998 | 2007 | |
| Amistad Airline | Texas | | | | Del Rio | 1966 | 1980 | |
| Anchorage Air Transport | Alaska | | | | Anchorage | 1927 | 1928 | |
| Anchorage Airways | Alaska | | | | Anchorage | 1981 | 1982 | Fondata come Air Logistics. |
| Angier Flying Service | Carolina del nord | | | | Piedmont Triad | 1975 | 1975 | |
| Antelope Airlines | Wyoming | | | | Gillette–Campbell | 1974 | 1975 | |
| Apache Airlines | Arizona | | | | Phoenix Sky Harbor | 1957 | 1970 | |
| Apex Air Cargo | | | APX | PARCEL EXPRESS | Honolulu | 1987 | 1989 | |
| Apollo Airways | California | | SNC | SONIC | Santa Barbara | 1969 | 1982 | Rinominata in Pacific Coast Airlines. |
| Appalachian Airlines | Tennessee | DI | | | Tri-Cities | 1977 | 1980 | |
| Arctic Circle Air | Alaska | 5F | CIR | AIR ARCTIC | Fairbanks | 1973 | 2009 | Acquisita da Era Alaska. |
| Arctic Frontier Airways | Washington | | | | Seattle | 1948 | 1948 | |
| Arctic Guide Air Taxi | Alaska | | | | Barrow | 1974 | 1985 | Vettore charter. |
| Arctic Pacific Airlines | Washington | | | | Seattle-Tacoma | 1947 | 1970 | Vettore charter. |
| Arctic Transportation Services | Alaska | 7S | RCT | | Anchorage | 1950 | 2010 | Rinominata in Ryan Air Services. |
| Argonaut Airways | Florida | | | | Miami | 1946 | 1966 | Operava DC-3 e C-46. |
| Argosy Air Lines | Florida | VJ | ARY | GOSEY | Fort Lauderdale Executive | 1971 | 1978 | |
| Aries Air Cargo | California | | | | Los Angeles | 1973 | 1973 | Vettore cargo. |
| Arista International Airlines | New York | RY | | | New York Kennedy | 1982 | 1984 | Fondata come Tourlite International Airlines nel 1980. |
| Arizona Air | Arizona | | AAE | ARIZONA | Scottsdale | 1992 | 1995 | Voli panoramici e charter. |
| Arizona Airways | Arizona | | AAE | ARIZONA | Phoenix Sky Harbor | 1946 | 1950 | Si è fusa con Summit Airways e Monarch Air Lines per creare Frontier Airlines (1950–1986) |
| Arizona Airways (1993–1996) | Arizona | VZ | AZY | ARIZAIR | Tucson | 1993 | 1996 | |
| Arizona Airways Express | Arizona | | | | Tucson | 1995 | 1996 | Confluita in Great Lakes Airlines. |
| Arizona Express | Arizona | K7 | TMP | TEMPE | Phoenix Sky Harbor | 2001 | 2005 | |
| Arizona Helicopters | Arizona | | | | Chandler | 1970s | 1970s | Operava in Laos negli anni '70. |
| Arizona Pacific Airlines | Arizona | | AZP | ARIZONA PACIFIC | Flagstaff | 1981 | 1982 | Fondata come Omni Airlines. |
| Arkansas Traveler Airline | Arkansas | | HOG | HOG-AIR | | 1984 | 1984 | |
| Armstrong Air Service | Alaska | | | | Dillingham | 1985 | 1989 | |
| Arnold Air Service | Alaska | | | | | 1946 | 1946 | Operava Douglas DC-3. |
| Aroostook Airways | Maine | | | | Presque Isle | 1969 | 1972 | |
| Arrow Air | Florida | JW | APW | BIG A | Miami | 1947 | 2010 | |
| Arrowhead International Airlines | Minnesota | | | | Duluth | 1929 | 1930 | Si è unita con Canadian-American Airlines. Operava Lockheed Vega. |
| ASA (Alaska Southcoast Airways) | Alaska | | | | | 1974 | 1974 | |
| ASA International Airlines | Florida | | | | Tampa | 1961 | 1965 | Fondata come Aerovias Sud Americana Inc. |
| ASAP (All Seasons Air Pacific) | California | | | ALL | Long Beach | 1981 | 1983 | |
| Asheville Flying Service | Carolina del nord | | | | Asheville | 1982 | 1983 | |
| Aspen Airways | Colorado | AP | ASP | ASPEN AIR | Denver Stapleton | 1952 | 1990 | Confluita in Air Wisconsin. |
| Aspen Airways Air Taxi | Colorado | | | | Aspen | 1953 | 1955 | Rinominata in Aspen Airways. |
| Aspen Mountain Air | Colorado | AD | | | Denver | 1996 | 1998 | |
| Associated Air Transport | Florida | | | | Miami | 1949 | 1962 | Operava Sikorsky VS-44, DC-3, C-46 e L-749 |
| Astar Air Cargo | Florida | ER | DHL | DAHL | Cincinnati/Northern Kentucky | 1969 | 2012 | |
| Astec Air East | New York | | AAE | AIR EAST | Canandaigua | 1974 | 1982 | |
| Astro Airways | Arkansas | JW | AST | ASTRO-AIR | Pine Bluff | 1969 | 1995 | |
| ATA Airlines | Indiana | TZ | AMT | AMTRAN | Chicago Midway | 1973 | 2008 | Fondata come Ambassadair. |
| ATA Connection | Illinois | | | | Chicago Midway | 1983 | 2008 | |
| Atlanta Express | Georgia | FX | | AYTEX | Atlanta | 1982 | 1987 | Confluita in Sunbird Airlines. |
| Atlanta Helicopter Airways | Georgia | | | CITRUS | Atlanta | 1960 | n/a | |
| Atlanta Skylarks | Georgia | | SLK | SKYLARK | Atlanta | 1966 | 1986 | Rinominata in Independent Air nel 1986. |
| Atlantic & Pacific Airlines | Texas | | | | | 1947 | 1947 | Operava Douglas DC-3. |
| Atlantic Air | Massachusetts | | GAA | ATLANTIC AIR | Boston | 1981 | 1984 | Rinominata in BEX Business Express. |
| Atlantic and Gulf Coast Airlines | Carolina del sud | | | | Savannah-Hilton Head | 1937 | 1937 | |
| Atlantic Central Airlines | Maine | | | | Bangor | 1975 | 1976 | Operava Beech 18. |
| Atlantic City Airlines | New Jersey | | | | Atlantic City | 1965 | 1977 | Rinominata in Southern Jersey Airways Operava Twin Otters. |
| Atlantic Coast Airlines | Virginia | | | | Washington Dulles | 1989 | 2006 | Confluita in Independence Air. |
| Atlantic Coast Jet | | | | | | 1989 | 2003 | Operava Dornier 328. |
| Atlantic Gulf Airlines | Florida | ZY | AGF | ATLANTIC GULF | Tampa | 1983 | 1986 | |
| Atlantic North Airlines | New Hampshire | 8M | SDD | SKY DANCE | Laconia | 1993 | 1993 | Confluita in Ocean Air Tradeways. |
| Atlantic Seaboard Airlines | New Jersey | | | | Bader Field | 1960 | 1961 | |
| Atlantic Southeast Airlines | Georgia | EV | ASQ | ACEY | Detroit | 1979 | 2011 | Confluita in ExpressJet. |
| Atlantis Airlines | Carolina del nord | SG | AAO | ATLANTIS AIR | Charlotte | 1979 | 1991 | Rinominata in Eastern Atlantis Express. |
| ATO America Trans-Oceanic Company | Florida New York | | | | Miami Long Island City | 1920 | 1921 | Acquisita da Curtiss-Metropolitan Airplane Company. |
| Atorie Air | Texas | | PAV | ATORIE-AIR | El Paso | 1983 | 1986 | Fondata come Pronto Aviation Services. Operava Douglas DC-3. |
| ATX Air Services | Texas | | | | Fort Worth Alliance | 2016 | 2016 | Rinominata in Hillwood Airways. |
| Austin Express | Texas | 7V | TXX | COWBOY | Austin-Bergstrom | 1997 | 2000 | |
| Austral Aviation | Wisconsin | AL | SYX | | Milwaukee Mitchell | 1994 | 2008 | |
| Av Atlantic | Florida | G6 | KYC | DOLPHIN | Fort Lauderdale–Hollywood | 1991 | 1996 | |
| AVAir | Carolina del nord | | | | Raleigh Durham | 1986 | 1989 | Ex operatore di American Eagle. |
| Avalon Air Transport | California | | | | Long Beach | 1953 | 1963 | Fondata come Catalina Air Transport. |
| Avery Aviation | Wyoming | | | | Greybull | 1961 | 1969 | Operava Consolidated Privateer e Cessna 180. |
| Aviation Enterprises | Texas | | | | | 1940 | 1947 | Rinominata in Trans-Texas Airways. |
| Aviation Services Inc. | Kansas | | | | Wichita | 1967 | 1969 | Fondata da Gary M. Adamson. Rinominata in Air Midwest. |
| Aviex Jet | Texas | | | | Houston | 1979 | 1999 | Operava Super King Air 200, Learjet 25 e Aero Commander 1121 Jet Commander. |
| Avolar | Nevada | | VLX | AVOLAR | Las Vegas McCarran | 2001 | 2002 | |
| Aztec Air | Florida | | | | Panama City | 1967 | 1996 | |
| Aztec Air | California | | | | Long Beach | 1989 | 1989 | Vettore charter. |
| Aztec Airlines | Texas | | | | El Paso | 1966 | 1967 | |
| B ||||||||||
| B & C Aviation | Tennessee | | | | Nashville | 1973 | 1999 | Operava Learjet 24 e Learjet 25. |
| B Airways | Florida | | | | Miami | 1989 | 1990 | Operava Douglas DC-3. |
| B Airways Air Cargo | Florida | | | | Miami | 1997 | 1999 | |
| B.A.S Airlines | Ohio | | | | Youngstown–Warren | 1981 | 1988 | Fondata come Skyline Motors Aviation. |
| Bahamas Express | Florida | | | | Miami | 1987 | 1988 | Fondata come Pacific Inter Air. Rinominata in Majestic Air. |
| Baja Cortez Airlines | California | XT | BCA | | Los Angeles | 1977 | 1983 | Operava BN Islander, Riley Turbo Skyliner. |
| Bakersfield Aviation Services | California | | | | Meadows Field | 1973 | 1975 | Operava Beech E18S, Beech Bonanza. |
| Ball Brothers | Alaska | | | | Anchorage | 1977 | 1980 | |
| Baltia Air Lines | New York | | | | New York Kennedy | 1989 | 2018 | Rinominata in USGlobal Airways. |
| Baltimore Air Charter | Maryland | | | | Baltimora–Washington | 2004 | 2006 | |
| Baltimore Airways | Maryland | | | | Logan Field | 1929 | 1930 | |
| Baltimore Airways Company | Maryland | | | | Park Heights, Baltimora | 1929 | 1929 | |
| Baltimore Helicopter Services | Maryland | | | | Baltimore–Washington | 2004 | 2015 | Rinominata in GrandView Aviation. |
| Bar Harbor Airlines | Maine | QO | AJC | BAR HARBOR | Bangor | 1950 | 1971 | Confluita in Continental Express. |
| Barnes and Gorst Air Mail | Washington | | | | Seattle Lake Union Seaplane Base | 1927 | 1927 | |
| Barnhill & McGee Airways | Alaska | | | | Anchorage | 1931 | 1932 | |
| Barr Air Transport | Alaska | | | | | 1935 | 1938 | Fondata da Frank Barr. |
| BAX Global | Florida | 8W | | | Miami | 1997 | 2011 | Fondata come Burlington Northern Airfreight e successivamente in Burlington Air Express. |
| Bay Valley Air Service | California | | | | San Francisco | 1947 | | |
| Bee Line | Connecticut | | | | | 1923 | 1925 | Rinominata in Colonial Air Transport. |
| Beeson Aviation | Kansas | | | | Concordia | 1965 | 1968 | Confluita in Trans-Mo Airlines. |
| Bellair | Alaska | 7G | | | Anchorage | 1980 | 2004 | Operava Volpar Turboliner |
| Bellingham-Seattle Airways | Washington | | | | Bellingham | 1964 | 1969 | Confluita in Puget Sound Airlines. |
| Bennett-Rodebaugh Company | Alaska | | | | | 1927 | 1927 | |
| Best Airlines | Kentucky | IW | BST | BESTWAY | Cincinnati/Northern Kentucky | 1982 | 1986 | |
| Biegert Aviation | Arizona | | | | Chandler | 1984 | 1993 | Vettore cargo Operava Douglas C-54. |
| Big Sky Airlines | Montana | GQ | BSY | BIG SKY | Billings Logan | 1978 | 2008 | |
| Bimini Island Air | Florida | | BMY | BIMINI | Fort Lauderdale–Hollywood | 1993 | 2010 | COA rimosso dalla FAA nel 2011 |
| BizAir Shuttle | Ohio | UE | | | DuPage | 2015 | 2015 | Fondata come BizCharters. Operava Dornier 328 e ERJ-135. |
| Blackhawk Airways | Wisconsin | BB | BAK | BLACKHAWK | Southern Wisconsin | 1970 | 1996 | Operava Beech E18S. |
| Blatz Airlines | California | | | | Burbank | 1947 | 1962 | Operava DC-3 e DC-4. |
| Blatz Airlines | Nevada | | | | | 1963 | 1963 | Rinominata in Nevada Airlines. |
| Blue Dog | Washington | | | | Omak | 1968 | 1971 | Operava Aero Commander 560 e Cessna 182. |
| Blue Line Air Express | Wisconsin | 4U | | | Medford | 1982 | 1982 | |
| Blue Moon Aviation | Minnesota | | | | Minneapolis–Saint Paul | 2003 | 2005 | |
| Bluebell Aviation | | | | | | 1969 | 1973 | Rinominata in Wrangler Aviation. |
| Bluegrass Airlines | Kentucky | | | | Bowling Green | 1944 | 1946 | |
| Bo-S-Aire | | | BAA | BOWMAN AIR | | 1979 | 1989 | |
| Bob Harris Flying Service | Alaska | | | | Bethel | 1956 | 1975 | Rinominata in Yute Air Alaska. |
| Boeing Air Transport | Washington | | | | Boeing Field | 1927 | 1930 | |
| Boise Aviation | Idaho | | | | Boise | 1967 | 1971 | |
| Bonanza Air Lines | Nevada | BL | | BONANZA | North Las Vegas | 1945 | 1968 | Si è unita con Pacific Air Lines e West Coast Airlines per creare Air West. |
| Bonanza Airlines | Arizona | | BON | BONAIR | Phoenix Sky Harbor | 1978 | 1978 | Fondata come Mountain West Airlines. |
| Borrego Springs Airline | California | | | | Borrego Valley | 1968 | 1968 | Rinominata in Sun Aire Lines. |
| Boone County Airlines | Kentucky | | | | Cincinnati/Northern Kentucky | 1946 | 1950 | |
| Boston Airport Corporation | Massachusetts | | | | Boston | 1925 | 1926 | Operava Travel Air. |
| Boston Maine-Central Vermont Airways | Massachusetts | | | | Boston | 1933 | 1940 | Fondata dall'unione di Boston Maine Airways e Central Vermont Airways. |
| Boston-Maine Airways | Massachusetts | | | | Boston | 1931 | 1933 | |
| Boston-Maine Airways | New Hampshire | E9 | CXS | CLIPPER CONNECTION | Hanscom Field | 1999 | 2008 | |
| Bowen Air Lines | Texas | | | | Dallas/Fort Worth | 1930 | 1935 | Acquisita da Braniff Airways. |
| Braniff International Airways | Texas | BN | BNF | BRANIFF | Dallas/Fort Worth | 1930 | 1982 | Fallita, alcune attività cedute a Braniff Inc. |
| Braniff (1983–1990) | Texas | BN | BNF | BRANIFF | Dallas/Fort Worth | 1983 | 1990 | Fallita, le attività sono state cedute a Braniff International Airways. |
| Braniff (1991–1992) | Texas | BE | | | Dallas/Fort Worth | 1991 | 1992 | |
| Branson Airlines | Florida | E5 | BRN | BRANSON | Fort Lauderdale Executive | 1992 | 1994 | Fondata come Dash Airlines. Rinominata in Eclipse Airlines. |
| Bremerton Air Taxi | Washington | | | | Bremerton | 1964 | 1969 | |
| Britt Airways | Indiana | RU | BTA | BRIT-AIR | Terre Haute | 1956 | 1985 | Fondata come Vercoa Air Service. Confluita in ExpressJet. |
| Bristol Bay Air Service | Alaska | | | | Bethel | 1930 | 1943 | Acquisita da Ray Petersen Flying Service. |
| Brockway Air | Vermont | SS | CVA | BROCKWAY | Burlington | 1984 | 1989 | Confluita in Metro Airlines. |
| Brooks Air Transport | Alaska | | | | Fairbanks | 1986 | 1986 | Rinominata in Brools Fuel. |
| Brooks Fuel | Alaska | | | | Fairbanks | 1986 | 2008 | Fondata come Brools Air Transport. |
| Brower Airlines | Iowa | UD | | | Fort Madison | 1968 | 1980 | Fondata come Brower Airways. |
| Buckeye Air Service | Ohio | | | | Cleveland Hopkins | 1967 | 1971 | |
| Budyer Air | Wyoming | | | | Evanston | 1981 | 1982 | |
| Buffalo Airways | Texas | BV | BVA | | Waco | 1982 | 1996 | Operava Boeing 707, Canadair CL-44 e Douglas DC-8. |
| Buker Airlines | Vermont | | | | Hartness | 1966 | 1968 | Rinominata in Trans East Airlines. |
| Burdett Air Lines | California | | | | Los Angeles | 1919 | 1927 | |
| Burlington Air Express | California | 8W | | | Miami | 1986 | 1997 | Confluita in BAX Global. |
| Burlington Airways | | | BUR | BURLINGTON | | 1979 | 1982 | |
| Burlington Northern Airfreight | Florida | | | | | 1972 | 1985 | Rinominata in Burlington Air Express. |
| Business Express Airlines | Massachusetts | HQ | GAA | BIZEX | Boston | 1982 | 2000 | Confluita in American Eagle Airlines. |
| Byerly Airlines | Illinois | | | | Jacksonville | 1955 | 1961 | |
| C ||||||||||
| C & M Airlines | California | | REM | REM | Inyokern | 1979 | 1985 | Rinominata in Indian Wells Airlines. |
| C & R Connair | Connecticut | | | | | 1967 | 1971 | |
| C-Air | California | | | | Los Angeles | 1964 | 1969 | |
| Cable Commuter Airlines | California | | | | Cable | 1967 | 1969 | Fondata come Cable Air Taxi. Acquisita da Aero Commuter. |
| Cal Aero Airways | California | | | | Van Nuys | 1969 | 1970 | |
| Cal Jet Elite Air | California | | | | McClellan–Palomar | 2015 | 2018 | |
| Cal Sierra Airlines | California | | | | San Diego | 1980 | 1981 | |
| Calasia Air Transport | California | | | | New York Kennedy | 1946 | 1950 | Fondata come Air Travel. |
| California Air Charter | California | | CAC | CALAIR | Hollywood Burbank | 1968 | 1971 | Rinominata in Ameriflight. |
| California Air Commuter | California | | CLM | CALCOM | Oakland | 1975 | 1979 | Posseduta da Martin Aviation. |
| California Air Freight | California | | | | | 1959 | 1959 | |
| California Air Shuttle | California | | | | Oxnard | 1990 | 1990 | Operava Swearingen Metro. |
| California Airways | California | | | | Santa Monica | 1979 | 1986 | |
| California Central Airlines | California | | | | Hollywood Burbank | 1947 | 1954 | |
| California Eastern Airways | California | | | | Oakland | 1946 | 1961 | Contratto charter per l'esercito. |
| California Hawaiian Airlines | California | | | | | 1946 | 1962 | Operazioni sospese nel 1952, riattivate nel 1955. |
| California Pacific (CalPac) | California | | | | Los Angeles | 1993 | 2005 | |
| California Pacific Airlines | California | 4A | DYN | AERODYNAMICS | McClellan–Palomar | 2018 | 2019 | |
| California Seaboard Airlines | Arizona | | SSB | CAL SEABOARD | Laughlin-Bullhead | 1983 | 1986 | |
| California Time Airlines | California | | | | Hollywood Burbank | 1963 | 1963 | |
| Cal-State Airlines | California | | | | Los Angeles | 1968 | 1970 | |
| Cam Air International | | OX | FLM | BOXHAULER | | 1983 | 1986 | Fondata come Fleming International Airways. Rinominata in Spirit of America Airlines. |
| Canadian Colonial Airways | New York | | | | New York Flushing | 1928 | 1942 | Operava voli verso Montreal. Rinominata in Colonial Airlines. |
| Canadian-American Airlines | Minnesota | | | | Minneapolis | 1929 | 1930 | Confluita in Arrowhead International Airlines. Operava Lockheed Vega e Travel Air 6000 |
| Cape & Islands Air Freight | Massachusetts | | | | Nantucket | ? | 2015 | Divisione di Island Airlines. |
| Cape & Islands Airline | Massachusetts | | | | Hyannis Barnstable | 1951 | 1970 | Operava Beech 18, Twin Otter, Piper Navajo e Piper Aztec. |
| Cape Smythe Air | Alaska | 6C | CMY | CAPE SMYTHE AIR | Barrow | 1975 | 2005 | |
| Capital Airlines | Washington, D.C. | CA | CAP | CAPITOL | Washington National | 1948 | 1961 | Confluita in United Airlines. |
| Capital Cargo International Airlines | Florida | PT | CCI | CAPPY | Miami | 1996 | 2013 | Confluita in ATI Air Transport International |
| Capitol Airlines | Kansas | | | | Manhattan | 1965 | 1989 | Acquisita da Allen Aviation. Operava come Braniff Express. |
| Capitol Airways | Tennessee | CL | CL | CAPITOL | New York Kennedy | 1946 | 1984 | |
| Cardinal Airlines | Virginia | NN | CDA | | Lynchburg | 1968 | 1976 | Rinominata in Air Virginia. Operava BN Islander e Beech 99. |
| Cargo 360 | Washington | GG | GGC | LONGHAUL | Seattle–Tacoma | 2005 | 2008 | |
| Caribair | Porto Rico | ZQ | SFG | CARIB SUN | San Juan | 1939 | 1973 | Confluita in Eastern Airlines. |
| Caribbean Express | Florida | | | | Miami | 1983 | 1988 | Operava Embraer Bandeirante e Cessna 402B. |
| Caribbean Sun | Florida | | | | Miami | 2002 | 2007 | |
| Carnival Air Lines | Florida | KW | CAA | CARNIVAL AIR | Fort Lauderdale–Hollywood | 1988 | 1998 | Confluita in Pan Am (1996). |
| Cascade Airways | Washington | CZ | CCD | CASCADE | Seattle-Tacoma | 1969 | 1986 | |
| Casino Express Airlines | Nevada | XP | CXP | CASINO EXPRESS | Las Vegas McCarran | 1987 | 2005 | Rinominata in Xtra Airways. |
| Catalina Air Lines | California | | CAI | CATALINA | Long Beach | 1963 | 1967 | Acquisita da Golden West Airlines. |
| Catalina Air Transport | California | | | | Long Beach | 1940 | 1953 | Rinominata in Avalon Air Transport. |
| Catalina Channel Airlines | California | | | | Pebble Beach | 1959 | 1966 | Fondata da Bob Hanley. Usava idrovolanti. |
| Catlin Aviation | Oklahoma | | CLN | CATLIN | Durant Eaker Field | 1969 | 1969 | |
| Catskill Airways | New York | KF | CSK | CATSKILL | Utica | 1966 | 1989 | Si è unita con Mohawk Airlines. |
| CCAir | Carolina del nord | ED | CDL | CAROLINA | Charlotte Douglas | 1987 | 2002 | |
| Centennial Airlines | Wyoming | BE | CNL | WYO-AIR | Laramie | 1981 | 1987 | Confluita in Mesa Airlines. |
| Cen-Tex Airlines | Texas | | CTX | CEN-TEX | | 1981 | 1983 | |
| Central Airlines (1934) | Virginia | | | | Washington National | 1934 | 1936 | Confluita in Pennsylvania Airlines. Operava Stinson Model A. |
| Central Airlines | Texas | | | | Dallas Love Field | 1949 | 1967 | Confluita in Frontier Airlines (1950–1986). |
| Central American International | California | | | | Louisville | 1973 | 1987 | Fondata come Central American Airways Flying Service. |
| Central Iowa Airlines | Iowa | | | | Davenport | 1973 | 1973 | Operava DC-3. |
| Central State Airlines | Ohio | | | | Cleveland Shea Field | 1989 | 1990 | Operated BAe Jetstream |
| Centurion Air Cargo | Florida | WE | CWC | CHALLENGE CARGO | Miami | 1985 | 2018 | Formalmente conosciuta come Challenge Air Cargo. |
| Century 2000 | | | | | | 1971 | 1973 | |
| Century Airlines | Michigan | | | | Oakland County | 1973 | 1996 | Fondata come S.S. Airways. |
| Century Airlines | California | | | | Arcata–Eureka | 1977 | 1981 | Fondata come Six Rivers Air Service. |
| Century Pacific Air Lines | California | | | | Los Angeles | 1931 | 1932 | |
| CF Air Freight | | | | | | 1986 | 1989 | Fondata come Consolidated Freightways. Confluita in Emery Worldwide. |
| CHA California Hawaiian | | | | | | 1946 | 1962 | Vettore charter. |
| Chalk’s Flying Service | Florida | | | | Miami | 1919 | 1936 | Rinominata in Chalk's International Airlines Operava Stinson Voyager. |
| Chalk's International Airlines | Florida | BK | CHK | CHALKS | Miami Seaplane Base | 1996 | 1996 | Fondata come Red Arrow Flying Service nel 1917. Operava DHC-7 Dash 7, Grumman Albatross e Grumman Mallard. |
| Chalk’s Ocean Airways | Florida | OP | CHK | | Miami | 1999 | 2005 | Rinominata in Chalk's International Airlines Operava Beech 1900D, Grumman G-73 Mallard e Saab 340A. |
| Challenge Air Cargo | Florida | WE | CWC | CHALLENGE CARGO | Miami | 1985 | 2001 | Vettore charter. |
| Challenge Air International | Florida | VV | OFF | CHALLENGE AIR | Miami | 1984 | 1987 | Precedentemente Challenge International Airlines. |
| Challenger Airlines | Wyoming | | | | Laramie | 1947 | 1950 | Si è unita con Monarch Airlines (1946–1950) e Arizona Airways |
| Champion Air | Minnesota | MG | CCP | CHAMPION AIR | Minneapolis–Saint Paul | 1995 | 2008 | Creata da MGM Grand Air. |
| Channel Air Lift | Hawaii | | | | Honolulu | 1967 | 1969 | Fallita. |
| Chapman Air | | | EXR | EXPRESS COURIER | | 1978 | 1985 | Rinominata in Flight Express, Inc. |
| Chapparal Airlines | Texas | FC | CPL | CHAPPARAL | Abilene | 1975 | 1990 | Confluita in Metro Airlines. |
| Charter Air Transport | Ohio | VC | | | Cleveland Hopkins | 1997 | 2015 | Rinominata in Via Airlines. |
| Charter Airlines | Florida | | | | Gainesville | 1977 | 1979 | Fondata come Charterair Commuter Airline. Confluita in Mackey International Airlines. Operava Convair 580. |
| Charter One Airlines | Michigan | | | | Detroit | 1980 | 1992 | Rinominata in Spirit Airlines. |
| Charterair Commuter Airlines | Florida | HO | | CITRUS | Gainesville | 1977 | 1979 | Rinominata in Charter Air Center. |
| Chatham Airlines | | | | | | 1964 | 1970 | Fondata come Lemco Flying Services. |
| Chautauqua Airlines | Indiana | RP | CHQ | CHAUTAUQUA | Chicago O'Hare | 1973 | 2014 | |
| Cherokee Airlines | | | | | | | | |
| Cherokee Airtaxi | Florida | | | CITRUS | Athens Ben Epps | 1968 | 1971 | |
| Chesapeake Airways | Maryland | | | | Salisbury–Ocean City | 1946 | 1965 | Confluita in Metro Airlines. |
| Chicago Air | Illinois | CH | CHGO | WILDONION | Chicago Midway | 1985 | 1986 | |
| Chicago Airways | Illinois | | | | Chicago O'Hare | 1959 | 1961 | |
| Chicago and Southern Air Lines | California | | CS | CSA | Peoria Downing | 1933 | 1953 | Fondata come Pacific Seaboard Air Lines.Rinominata in Chicago and Southern Air Lines nel 1935. Si e unita con Delta Air Lines. |
| Chicago Express Airlines | Illinois | C8 | WDY | WINDY CITY | Chicago Midway | 1993 | 2005 | |
| Chicago Helicopter Airways | Illinois | | | | Chicago O'Hare | 1954 | 1965 | Fondata come Helicopter Air Service. |
| Chippewa Air Commuter | Michigan | | CPW | CHIPPEWA-AIR | Manistee | 1977 | 1978 | |
| Christiansen Air Service | Alaska | | | | Anchorage | 1956 | 1956 | Acquisita da Cordova Airlines. |
| Christler Flying Services | New York | | CHR | CHRISTLER | | 1970 | 1979 | Irrorazione aerea. |
| Christler-Avery Aviation | Wyoming | | | | Greybull | 1951 | 1961 | Fondata da Mel Christler e Morris Avery. Operava B-18 Bolo, B-25 Mitchell e Northrop Delta. |
| Christman Air System | Pennsylvania | SX | CAS | CHRISTMAN | Washington County | 1977 | 1991 | |
| Cimarron Aire | Oklahoma | | CMN | | McAlester | 2004 | 2006 | |
| CitationAir | Connecticut | | FIV | FIVE STAR | White Plains | 1998 | 2014 | |
| CityLink Airlines | | | HSR | HOOSIER | | 2001 | 2002 | |
| Clearwater Flying Service | Idaho | | CFS | | Orofino | 1977 | 1977 | Rinominata in Empire Airlines. |
| Cleveland-Detroit Air Line | Ohio | | | | Cleveland Hopkins | 1927 | 1928 | |
| Clifford Ball Airline | Pennsylvania | | | | Bettis Field | 1927 | 1930 | Acquisita da Pennsylvania Airlines. |
| Clinton Aero | New York | SS | CVA | CLINCO | Plattsburgh | 1971 | 1984 | Si è unita con Air North per creare Brockway Air. |
| Coastal Air | Georgia | | | | Atlanta | 1975 | 1976 | Rinominata in Southeastern Commuter Airlines. |
| Coastal Air Freight | | | | | | | | Operava Fokker Super Universal. |
| Coastal Air Lines | California | | | | San Francisco | 1947 | 1962 | Fondata come Coastal Cargo. |
| Coastal Airlines | Florida | | | | St. Petersburg–Clearwater | 1968 | 1969 | |
| Coastal Airlines | Rhode Island | | | | Warwick | 1983 | 1989 | Fondata come National Air. |
| Coastal Airways | Washington | PN | SQV | COASTAL AIR | Sequim Valley | 1982 | 1992 | Operava servizi territoriali. |
| Coastal Plains Commuter | Carolina del sud | | | | Hilton Head | 1978 | 1979 | |
| Cochise Airlines | Arizona | DP | | | Tucson | 1971 | 1982 | |
| Coker Airfreight | Texas | | | | Dallas Fort Worth | 1969 | 1984 | Rinominata in Skyfreighters. Operava DC-3. |
| Coleman Air Transport | Illinois | | | | Chicago Rockford | 1977 | 1980 | Fondata da Philip Coleman. |
| Colgan Air | Tennessee | 9L | CJC | COLGAN | Memphis | 1991 | 2012 | |
| Colonial Air Transport | New York | | | | New York-LaGuardia | 1926 | 1930 | |
| Colonial Airlines | New Jersey | | | | New York-LaGuardia | 1928 | 1956 | Fondata come Canadian Colonial Airways. Confluita in Eastern Air Lines. |
| Colonial Western Airways | New York | | | | Albany | 1927 | 1929 | |
| Colorado Airlines | Colorado | | | | Crested Butte | 1977 | 1979 | Conosciuta come Crested Butte Air Service. |
| Columbia Air | Virginia | | | | Washington National | 1981 | 1982 | |
| Columbia Pacific Airlines | Washington | 7C | | | Seattle-Tacoma | 1977 | 2002 | Fondata come Execuair nel 1971. |
| Columbus Airlines | Florida | | | | Fort Lauderdale–Hollywood | 1995 | 1996 | Fondata come Liberty Airways. |
| Colvin Air Charter | Georgia | | | | Athens Ben Epps | 1999 | 2004 | |
| Comair | Kentucky | OH | COM | COMAIR | Cincinnati/Northern Kentucky Orlando | 1977 | 2012 | Chiusa da Delta Air Lines. |
| Comair Jet Express | Kentucky | | | | Cincinnati/Northern Kentucky | 2000 | 2001 | Sussisiaria di Delta Air Lines. |
| Comanche Air | Washington | | | | Ephrata | 2000 | 2001 | |
| Combs Airways | Colorado | | | | Denver | 1957 | 1984 | Fondata come Combs Freightair. |
| Command Air | Dakota del nord | | | | | 1966 | 1969 | Confluita in Red Baron Airlines. |
| Command Airways | New York | DD | CMD | COMMAND | Hudson Valley | 1965 | 1988 | Rinominata in Flagship Airlines. |
| Commutair | Texas | | | | Houston Bush | 1978 | 1980 | |
| Commutaire International Airways | Florida | | | | Miami | 1976 | 1977 | |
| Commute Air | Washington | | | | Spokane | 1967 | 1968 | |
| Commuter Airlines | New York | | | | Greater Binghamton | 1964 | 1984 | Fondata come Broome County Aviation. |
| Commuter Airlines | Iowa | | | | Sioux City | 1965 | 1971 | |
| Compass Airlines | Minnesota | CP | CPZ | COMPASS | Minneapolis–Saint Paul | 2006 | 2020 | Fallimento a causa della Pandemia di COVID-19. |
| Concord Airlines | New Jersey | | | | | 1970 | 1971 | |
| Concord International Airlines | Florida | | | | | 1980 | 1982 | Fondata come Jet Freight Cargo. |
| Connectair | California | | CCR | CONNECTAIR | Santa Barbara | 1980 | 1984 | |
| Conner Air Lines | Florida | CS | | | Miami | 1948 | 1992 | Operava C-46, DC-3, DC-6 e DC-8. |
| Connie Kalitta Services | Michigan | | CKS | CONNIE | Cincinnati/Northern Kentucky | 1967 | 1984 | |
| Conquest Airlines | Texas | 5C | CAC | CONQUEST | San Antonio | 1986 | 1997 | Acquisita da Air L.A. |
| Conquest Sun Airlines | Georgia | | | | Atlanta | 1993 | 1994 | Rinominata in AirTran Airways. |
| Continental Air Services, Inc | Nevada | | | | Los Angeles | 1965 | | Sussidiaria di Continental Airlines. |
| Continental Airlines | Texas | CO | COA | CONTINENTAL | Houston Bush | 1937 | 2012 | Confluita in United Airlines. |
| Continental Charters | Florida | | | | Miami | 1945 | 1959 | |
| Continental Connection | | | | | Cleveland Hopkins | | 2012 | Confluita in United Express. |
| Continental Express | Texas | CO | | Continental Express | Cleveland Hopkins | 1986 | 2012 | Confluita in United Express. |
| Continental Lite | | | | | Cleveland Hopkins | 1993 | 1995 | Sussidiaria di Continental Airlines. |
| Continental Micronesia | Guam | CS | CMI | AIR MIKE | Guam | 1968 | 2010 | Fondata come Air Micronesia. Sussidiaria di Continental Airlines fino al 2012. |
| Continental West | Texas | CO | | | Los Angeles | 1985 | 1986 | Nuova divisione di Texas Air Corporation. |
| Contract Air Cargo | Michigan | | TSU | TRANSAUTO | Oakland County | 1983 | 2005 | Rinominata in Gulf and Caribbean Cargo. |
| Cook Inlet Aviation | Alaska | | CKA | COOK-AIR | Homer | 1989 | | Rinominata in Inlet Airlines. |
| Copper State Airlines | Arizona | | ROD | ROADRUNNER | Douglas | 1980 | 1982 | |
| Coral Air | Isole Vergini | VY | VYK | | Saint Croix | 1980 | 1985 | Acquisite le operazioni di Eastern Caribbean Airlines. Operava GAF Nomad, Embraer Bandeirante e Twin Otter. |
| Cordova Airlines | Alaska | | | | Cordova | 1934 | 1968 | Acquisita da Alaska Airlines. |
| Coronado Flyers | California | | | | | 1975 | 1981 | Operava DC-3. |
| Corporate Air Fleet | Tennessee | | CTX | CATBIRD | Nashville | 1978 | 1998 | |
| Corporate Airlines | Tennessee | 3C | CEA | CORP X | Smyrna | 1996 | 2007 | Rinominata in RegionsAir nel 2004. |
| Corporate Express Airlines | Tennessee | | | | Nashville | 1996 | 1998 | Rinominata in Corporate Airlines. |
| Cortland Air Company | Ohio | | | | Youngstown–Warren | 2003 | 2009 | |
| Cosmopolitan Airlines | New York | | | | Republic | 1978 | 1980 | |
| Cromwell Air Lines | Texas | | | | Dallas Love Field | 1929 | 1931 | Operava Stinson Aircraft Company |
| Cross Sound Commuter | Washington | | | | Seattle–Tacoma | 1970 | 1974 | |
| Crown Airways | Pennsylvania | | CRO | CROWN AIRWAYS | DuBois | 1969 | 1994 | Fondata come Allegheny Commuter. |
| Cryderman Air Service | Michigan | | | | Oakland County | 1977 | 1978 | |
| Crystal Air Aviation | California | | | | Van Nuys | 2007 | 2012 | Rinominata in Fuga Air Charter. |
| Crystal Shamrock Airlines | Minnesota | | CYT | CRYSTAL AIR | Minneapolis Crystal | 1972 | 1991 | |
| Cumberland Airlines | Maryland | NQ | | | Greater Cumberland | 1969 | 1988 | Fondata come Nicholson Air Services |
| Curtiss Flying Service | Massachusetts | | | | Boston | 1929 | 1932 | Operava aerei anfibi. |
| Curtiss Metropolitan Airplane Company | Florida | | | | Miami-Opa Locka | 1921 | 1924 | Fondata come America Trans-Oceanic Company. |
| Custom Air Transport | Florida | 5R | CTT | CATT | Fort Lauderdale–Hollywood | 1985 | 2008 | |
| Cutter Flying Service | Nuovo Messico | | | | Albuquerque | 1969 | 1969 | |