Waukesha County Airport/Crites Field (IATA: UES, ICAO: KUES, FAA LID: UES) is a public use airport located two miles (3 km) north of the central business district of Waukesha, a city in Waukesha County, Wisconsin, United States. It is owned and operated by Waukesha County. It is included in the Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2023–2027, in which it is categorized as a national reliever aviation facility.