Grand Junction Regional Airport (IATA: GJT, ICAO: KGJT, FAA LID: GJT) is three miles (4.8 km) northeast of Grand Junction, in Mesa County, Colorado, United States. Owned by the Grand Junction Regional Airport Authority, it is the largest airport in western Colorado and third largest in the state, behind Denver International Airport and Colorado Springs Airport.

Federal Aviation Administration records show 212,588 passenger boardings (enplanements) in calendar year 2008, 228,850 in 2009, and 219,358 in 2010. The Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2023–2027 categorized it as a non-hub primary commercial service facility.