Burlington Municipal Airport (ICAO: KBUU, FAA LID: BUU) is a public use airport located 1 mile (1.6 km) northwest of the central business district of Burlington, a city in Racine County, Wisconsin, United States.

[1] It is included in the Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2025–2029, in which it is categorized as a regional general aviation facility.

Burlington Municipal Airport covers an area of 240 acres (97 ha) at an elevation of 780 feet (238 m) above mean sea level.

For the 12-month period ending May 5, 2021, the airport had 54,900 aircraft operations, an average of 150 per day: 98% general aviation, 1% military and 1% air taxi.

In August 2024, there were 107 aircraft based at this airport: 97 single-engine, 5 multi-engine, 4 jet and 1 helicopter.