Lineage. Constituted as 3 Air Corps Ferrying Squadron on 18 Feb 1942. Activated on 7 Mar 1942. Redesignated as 3 Transport Squadron on 24 Mar 1943. Disbanded on 1 Dec 1943. Reconstituted, and redesignated as 3 Air Transport Squadron, Heavy, on 20 Jun 1952. Activated on 20 Jul 1952.