Gunnison–Crested Butte Regional Airport (IATA: GUC, ICAO: KGUC, FAA LID: GUC) is a county-owned, public airport one mile southwest of Gunnison, in Gunnison County, Colorado, United States. Also known as Gunnison County Airport, it serves the valley and nearby Crested Butte, Colorado, with airline and general aviation flights. In the months after the September 11 attacks, Gunnison–Crested Butte Regional Airport was one of several airports to have a temporary presence of the National Guard.