Cheyenne Regional Airport (IATA: CYS, ICAO: KCYS, FAA LID: CYS) (Jerry Olson Field) is a civil-military airport a mile north of downtown Cheyenne, in Laramie County, Wyoming. It is owned by the Cheyenne Regional Airport Board.

Cheyenne Regional Airport is the home of Cheyenne Air National Guard Base, the main operating base for the Wyoming Air National Guard (WyANG) and the Wyoming Army National Guard (WARNG).