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 tower has been retained as part of the new Punch Bowl Social, a restaurant and social gathering spot. The office building attached to the tower houses the kitchens and social areas; the tower is closed to public access but is available for private tours. All of Stapleton's airport infrastructure has been removed, except for the former control tower. The final parking structure was torn down to make room for the "Central Park West" section of the housing development in May 2011. D.I.A. still owns some land at the former Stapleton site, an open field area bordered by Central Park Blvd