Frankfort Clinton County Regional Airport (ICAO: KFKR, FAA LID: FKR) is a public airport located 3 miles (4.8 km) west of Frankfort, in Clinton County, Indiana, United States. The airport was founded in December 1960.

Frankfort Municipal Airport covers an area of 162 acres (66 ha) at an elevation of 861 feet (262 m) above mean sea level. It has two asphalt runways: 9/27 is a 5,000 by 75 feet (1,524 X 23 m) runway with approved GPS and NDB approaches, and 4/22 is a 2,527 by 70 feet (770 X 21 m) runway.

For the 12-month period ending December 31, 2019, the airport had 19,181 aircraft operations, an average of 53 per day: 97% general aviation and 3% air taxi. In December 2021, there were 32 aircraft based at this airport: 27 single-engine, 3 multi-engine, 1 jet and 1 helicopter.

• List of airports in Indiana

• "Frankfort Municipal Airport (FKR)". montgomeryaviation.net. Retrieved 2014-07-29.
• "AirNav: KFKR - Frankfort Municipal Airport". airnav.com. Retrieved 2014-07-29.