Centennial Airport (IATA: APA, ICAO: KAPA, FAA LID: APA) is a public use airport owned by the Arapahoe County Public Airport Authority in the Denver-Aurora metropolitan area, 15 nautical miles (17 mi, 28 km) southeast of downtown Denver, Colorado, United States.

Centennial Airport covers 1,400 acres (567 ha) at an elevation of 5,885 feet (1,794 m).

[1] In 2018 the airport had 337,947 aircraft operations, averaging 925 per day: 89% general aviation, 10% air taxi, and 2% military.

840 aircraft were then based at this airport: 569 single-engine, 104 multi-engine, 147 jets, and 20 helicopters.

[1] Key Lime Air has its corporate headquarters on the airport property.