Litchfield Municipal Airport is a public use airport located two nautical miles (3.7 km) southwest of the central business district of Litchfield, in Montgomery County, Illinois, United States. It is owned by the Litchfield Airport Authority.
The airport is host to a regular airshow that showcases RC planes.
Litchfield Municipal Airport covers an area of at an elevation of 691 feet (211 m) above mean sea level. It has two asphalt paved runways: 18/36 is 4,002 by 75 feet (1,220 x 23 m) (PAPI - REIL) and 9/27 measures 3,900 by 75 feet (1,189 x 23 m) (VASI - REIL).
In 2009, the airport received nearly $800,000 to rehabilitate its runway and extend the runway's useful life.
The airport has a fixed-base operator that sells fuel and offers limited services and amenities such as courtesy transportation, internet, and snooze rooms.
For the 12-month period ending March 31, 2023, the airport had 15,000 aircraft operations, an average of 41 per day: 92% general aviation, 4% air taxi, 4% military. At that time there were 26 aircraft based at this airport: all single-engine.