Elizabethtown Regional Airport (IATA: EKX, ICAO: KEKX, FAA LID: EKX), also known as Addington Field, is a public use airport located four nautical miles (7 km) west of the central business district of Elizabethtown, a city in Hardin County, Kentucky, United States. The airport is owned by the Elizabethtown Airport Board. It is used for general aviation, but current exploration of commercial aviation is underway.