Royal Naval Air Station Eglinton or RNAS Eglinton was a Royal Naval Air Station located 1.3 miles (2.1 km) north east of Eglinton, County Londonderry, Northern Ireland. It opened as a Royal Air Force Station (RAF Eglinton) in 1941, before being transferred to the Fleet Air Arm in May 1943. The airfield was operational between 1941 and 1966.