United p.s. is a premium service offered by United Airlines on flights between Newark Liberty International Airport and Los Angeles International Airport and San Francisco International Airport, as well as between Boston Logan International Airport and San Francisco International Airport.
 The fleet consists of specially configured Boeing 757-200 aircraft with three classes of service: United Business, United Economy Plus, and United Economy.
 Each class of service includes certain amenities not offered on regular flights.
Air Wisconsin Airlines is a regional airline based at Appleton International Airport in the town of Greenville, Wisconsin, United States, near Appleton.
 Air Wisconsin is the largest privately held regional airline in the United States.
 It currently operates regional jet flights as American Eagle under contract to American Airlines via a code sharing agreement, serving cities in the U.S. and Canada with hubs at Boston Logan International Airport (BOS), Charlotte Douglas International Airport (CLT), Philadelphia International Airport (PHL) and Ronald Reagan Washington National Airport (DCA) .
 Air Wisconsin previously operated United Express service on behalf of United Airlines followed by US Airways Express service on behalf of US Airways prior to becoming an American Eagle regional air carrier.
 The company has announced it will once again partner with United Airlines as a United Express code sharing air carrier with primary hubs to be located at Chicago O'Hare International Airport (ORD) and Washington Dulles International Airport (IAD) beginning in September 2017 and will be "exclusively operating" as United Express by March 2018.
Lanai Airport (IATA: LNY, ICAO: PHNY, FAA LID: LNY) , also written as Lānaʻ i Airport, is a state owned, public use airport located three nautical miles (6 km) southwest of the central business district of Lanai City (Lānaʻ i City), in Maui County, Hawaii.
 The airport began regular operations in 1930.
 It is the only airport serving the island of Lanai (Lānaʻ i).
Massachusetts Port Authority (Massport) is a port authority in the Commonwealth of Massachusetts.
 It owns and operates three airports—Boston Logan International Airport, Hanscom Field, and Worcester Regional Airport—and public terminals in the Port of Boston.
 It is a financially self-sustaining public authority whose transportation facilities generate more than $600 million annually; no state tax dollars are used to fund operations or capital improvements at Massport facilities.
 Its headquarters is located in the Logan Office Center, adjacent to Logan Airport in East Boston, Massachusetts.
Peninsula Airways, operating as PenAir, is a U.S. based regional airline headquartered in Anchorage, Alaska.
 It is Alaska's second largest commuter airline operating scheduled passenger and cargo service, as well as charter and medevac services throughout the state.
 It also operates scheduled passenger service in several regions of the continental U.S. Its main base is Ted Stevens Anchorage International Airport, with other hubs located at Portland International Airport in Oregon, Boston Logan International Airport in Massachusetts and Denver International Airport in Colorado.
 PenAir currently has a code sharing agreement in place with Alaska Airlines with its flights operated in the state of Alaska as well as all of its flights in the lower 48 states appearing in the Alaska Airlines system timetable.
The 1965 Carmel mid-air collision occurred on December 4, 1965, when Eastern Air Lines Flight 853 (N6218C), a Lockheed Super Constellation en route from Boston Logan International Airport to Newark International Airport, collided in mid-air with Trans World Airlines Flight 42 (N748TW), a Boeing 707-131B en route from San Francisco International Airport to John F. Kennedy International Airport, over Carmel, New York, United States.
Corporate Air is an airline based in Billings, Montana, United States.
 It was established in 1981 and operates primarily domestic scheduled cargo services, Feeder service on behalf of FedEx Express, as well as the United States Postal Service.
 Its main base is Billings Logan International Airport.
Billings Logan International Airport (IATA: BIL, ICAO: KBIL, FAA LID: BIL) is two miles northwest of downtown Billings, in Yellowstone County, Montana.
 It is the second largest airport in Montana, having been surpassed by Bozeman in both number of gates as well as annual enplanements in recent years, and is owned by the city of Billings.
 The airport is on top of the Rims, a 500 ft cliff overlooking the downtown core.
 BIL covers 2,300 acres (9.3 sq.km.)
 of land.
World Airways Flight 30 was a McDonnell Douglas DC-10-30CF airliner which suffered a fatality incident upon landing at Boston Logan International Airport in Boston, Massachusetts, USA after departing Newark International Airport (now Newark Liberty International Airport), Newark, New Jersey, USA on January 23, 1982.
Logan International Airport (IATA: BOS, ICAO: KBOS, FAA LID: BOS) , officially known as General Edward Lawrence Logan International Airport, is an international airport located in the East Boston neighborhood of Boston, Massachusetts, United States (and partly in the town of Winthrop, Massachusetts).
 It covers 2384 acre , has six runways and four passenger terminals, and employs an estimated 16,000 people.
 It is the largest airport in the New England region and 17th-busiest airport in the United States, with 33.5 million total passengers in 2015.
 It is named after General Edward Lawrence Logan.
 In 2016, Massport reported an 8.5% increase in passenger traffic comparing 2015 to 2016, giving the airport a total of about 36.3 million passengers.

Question: Are Billings Logan International Airport and Lanai Airport both located in the US?
Answer: yes