Frontier Airlines (1950–1986)
IATAFL
- Founded
- 1 June 1950
- Callsign
- FRONTIER
- Headquarters
- Denver, Colorado, U.S.
- Hubs and bases
- ATW Denver–Stapleton
- Ceased operations
- 24 August 1986
About the airline
Frontier Airlines was a local service carrier, a scheduled airline in the United States that was formed by the merger of Arizona Airways, Challenger Airlines, and Monarch Air Lines on June 1, 1950. Headquartered at the now-closed Stapleton International Airport in Denver, Colorado, the airline ceased operations on August 24, 1986. A new airline using the same name was founded eight years later in 1994.
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