RAF Pengam Moors (also known as RAF Cardiff) was a Royal Air Force station and maintenance unit (MU), located on the Pengam Moors area of Tremorfa, 2 miles south east of Cardiff city centre in Wales from June 1938 to January 1946.Prior to RAF service the site served as a private aerodrome later called Cardiff Municipal Airport. After World War II the airfield reverted to private commercial flying until closure in 1954 when all services were transferred to Rhoose airport.