RAF Upper Heyford was a Royal Air Force station located 5 miles (8 km) north-west of Bicester near the village of Upper Heyford, Oxfordshire, England. The station was first used by the Royal Flying Corps in 1916 but was not brought into use for flying until July 1918 by the Royal Air Force. During the inter-war years and continuing through the Second World War until 1950 Upper Heyford was used mainly as a training facility.