Daviess County Airport (ICAO: KDCY, FAA LID: DCY) is a county-owned public-use airport located three nautical miles (6 km) northeast of the central business district of Washington, a city in Daviess County, Indiana, United States. Although most U.S. airports use the same three-letter location identifier for the FAA and IATA, this airport is assigned DCY by the FAA but has no designation from the IATA.