Stapleton International Airport Stapleton International Airport Stapleton International Airport was the primary airport serving Denver, Colorado, United States from 1929 to 1995. At different times it served as a hub for Continental Airlines, the original Frontier Airlines, People Express, Trans World Airlines (TWA), United Airlines and Western Airlines. Other airlines with smaller hub operations at Stapleton included Aspen Airways, the current version of Frontier Airlines and Rocky Mountain Airways, with all three of these air carriers being based in Denver at the time. In 1995, Stapleton was replaced by Denver International Airport. It has since been decommissioned and the property redeveloped as a
Stapleton International Airport operated nonstop service between Denver and London from 1981 to 1982, but thereafter shifted resources to Salt Lake City and Los Angeles; Denver ceased to be a Western hub by the time Delta acquired Western in 1987. Southwest Airlines and People Express tried low-cost service to Denver in the mid-1980s, but Southwest withdrew and People Express was acquired by Continental. In September 1982 the first revenue flight of the Boeing 767 arrived at Stapleton, a United flight from O'Hare International Airport in Chicago. During the energy boom of the early 1980s, several skyscrapers were built in downtown Denver, including Republic