Question: Which airport is further from a city center, Magic Valley Regional Airport or Huntsville International Airport?
Context: United Airlines Flight 823 was a scheduled flight from Philadelphia International Airport, Pennsylvania to Huntsville International Airport, Alabama with 39 on board.  On 9 July 1964 at approximately 18:15 EST, the aircraft, a Vickers Viscount 745D, registration N7405, crashed 2.25 mi northeast of Parrottsville, Tennessee after experiencing an uncontrollable fire on board, killing all 39.  The fire of unknown origin occurred in the passenger cabin.  One passenger abandoned the aircraft through the No.4 escape window prior to impact but did not survive the free-fall.  "The Board is unable to identify the source of fuel, the ignition point of the fire, or the cause of the final manoeuvre."  The Probable Cause finding was "The Board determines that the probable cause of this accident was an uncontrollable in-flight fire, of undetermined origin, in the fuselage, which resulted in a loss of control of the aircraft." ARMOR (Advanced Radar for Meteorological and Operational Research) Doppler weather radar is a C-Band, Dual-Polarimetric Doppler Weather Radar, located at the Huntsville International Airport in Huntsville, Alabama.  The radar is a collaborative effort between WHNT-TV and the University of Alabama in Huntsville.  Raw data for the radar is only available to a limited audience, such as UAH employees and NWS meteorologists.  All ARMOR data is archived at the National Space Science and Technology Center located on the UAH campus. Huntsville International Airport (IATA: KHSV, ICAO: HSV) (Carl T. Jones Field) is a public airport ten miles southwest of downtown Huntsville, in Madison County, Alabama, United States. Yampa Valley Regional Airport (IATA: KHDN, ICAO: HDN) is in Routt County, Colorado, two miles southeast of Hayden and about 25 mi west of Steamboat Springs.  Also known as Yampa Valley Regional Airport, it has the only scheduled passenger flights to northwest Colorado.  It is also used by larger business jets that cannot use the smaller Steamboat Springs Airport (Bob Adams Field). Magic Valley Regional Airport (IATA: TWF, ICAO: KTWF, FAA LID: TWF) , also known as Joslin Field, is a public use airport located four nautical miles (7 km) south of the central business district of Twin Falls, a city in Twin Falls County, Idaho, United States.  The airport is owned by the City and County of Twin Falls.  It is mostly used for general aviation but is also served by one commercial airline. Mae Fah Luang - Chiang Rai International Airport (Thai: ท่าอากาศยานแม่ฟ้าหลวง เชียงราย ) (old name: Chiang Rai International Airport (Thai: ท่าอากาศยานเชียงราย)) (IATA: CEI, ICAO: VTCT) is located in the city of Chiang Rai in northern Thailand.  The airport is about 8 km from the city center.  Since 1998 it has been managed by the Airports of Thailand Public Company Limited (AOT).  In 2013 the airport handled over 1,000,000 passengers and 7,000 passenger flights.  The airport has international flight facilities and serves 3 international routes to Hong Kong International Airport , Kunming Changshui International Airport and Haikou Meilan International airport.  In 2014, Airports of Thailand said that they would expand Chiang Rai airport.The plans include to build an additional taxiway, more shops and maybe extend the runaway.This should be completed in 2030. Bruce Brothers Huntsville Regional Airport (IATA: HTV, ICAO: KUTS, FAA LID: UTS) , also known as Huntsville Municipal Airport, is a city owned, public use airport located two nautical miles (4 km) northwest of the central business district of Huntsville, a city in Walker County, Texas, United States.  It is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a "general aviation" facility. Moontown Airport (FAA LID: 3M5) is a privately owned public-use airport located seven nautical miles (13 km) east of the central business district of Huntsville, a city in Madison County, Alabama, United States.  It is 16 mi east of Huntsville International Airport (HSV). Clarence Valley Regional Airport (IATA: GFN, ICAO: YGFN) is an airport located 7 NM southeast of Grafton, New South Wales, Australia.  In addition 36 weekly services to Sydney operated by Regional Express, the airport is used by the Royal Flying Doctor Service and during summer months is often used as a base for aircraft engaged in aerial firefighting by the Rural Fire Service.  In 2013, the Clarence Valley Council which operates the airport secured $2.12 million funding through loans and grants to upgrade the facilities at the airport. Pensacola International Airport (IATA: PNS, ICAO: KPNS, FAA LID: PNS) , formerly Pensacola Gulf Coast Regional Airport and Pensacola Regional Airport (Hagler Field), is a public use airport three nautical miles (6 km) northeast of the central business district of Pensacola, in Escambia County, Florida, United States.  It is owned by the City of Pensacola.  Despite the name, this airport does not offer direct international flights.  This airport is one of the five major airports in North Florida, others being: Northwest Florida Beaches International Airport, Destin-Fort Walton Beach Airport Tallahassee International Airport, and Jacksonville International Airport.
Answer: Huntsville International Airport