Prairie du Chien Municipal Airport (IATA: PCD, ICAO: KPDC, FAA LID: PDC) is a city owned public use airport located two nautical miles (4 km) southeast of the central business district of Prairie du Chien, a city in Crawford 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 local general aviation facility.

[2] Although most U.S. airports use the same three-letter location identifier for the FAA and IATA, this airport is assigned PDC by the FAA and PCD by the IATA[3] (which assigned PDC to Mueo, New Caledonia[4]).

Prairie du Chien Municipal Airport covers an area of 257 acres (104 ha) at an elevation of 660 feet (201 m) above mean sea level.

For the 12-month period ending August 8, 2022, the airport had 12,300 aircraft operations, an average of 34 per day: 96% general aviation, 4% air taxi and less than 1% military.