The 537th Airlift Squadron is an inactive squadron of the United States Air Force. The unit was last active at Joint Base Elmendorf-Richardson Alaska, where it was inactivated on 13 September 2013. The squadron was first established during World War II as the 537th Fighter Squadron. It served as a Replacement Training Unit for Republic P-47 Thunderbolt pilots until it was disbanded in a major reorganization of the Army Air Forces in 1944 designed to streamline training organizations. In 2011, the unit was re-activated and designated the 537th Airlift Squadron.