McKinney National Airport (ICAO: KTKI, FAA LID: TKI), formerly Collin County Regional Airport at McKinney, is a general aviation airport located in McKinney, Texas, United States, about 30 miles north of downtown Dallas.

The airport is a reliever airport for Dallas Love Field and Dallas/Fort Worth International Airport. It is owned by the City of McKinney and is home to many business aircraft, including the aircraft fleets of corporations such as Texas Instruments and Toyota Motor Corporation that are headquartered in nearby cities. It is an air base for PHI Air Medical which provides 24-hour emergency helicopter ambulance service. The only fixed-base operator (FBO) on the field is the city-run McKinney Air Center. There are two flight schools at the airport: ATP and Grayhawk Flight Training. The airport housed Civil Air Patrol Texas Wing 295th Squadron from 2013 to 2014.