Salem–Leckrone Airport (IATA: SLO[2], ICAO: KSLO, FAA LID: SLO) is a public use airport located two nautical miles (4 km) northwest of the central business district of Salem, a city in Marion County, Illinois, United States.

[3] The airport is named for Phillip Leckrone, a flying instructor from Salem who fought in the Royal Air Force Eagle Squadrons during World War II.

Salem–Leckrone Airport covers an area of 364 acres (147 ha) at an elevation of 573 feet (175 m) above mean sea level.

[1][4][5][6] The airport has an FBO offering fuel as well as a lounge, restrooms, a courtesy car, and pilot supplies.

[4][7] For the 12-month period ending March 31, 2020, the airport had 19,000 aircraft operations, an average of 52 per day: 95% general aviation and 5% air taxi.