Emblem of the MATS 31st ATS The 31st Airlift Squadron is an inactive United States Air Force unit. Its last was assigned to the 436th Operations Group, Air Mobility Command, stationed at Dover Air Force Base, Delaware. It was inactivated on 14 January 1994.
Activated in 1952 as a C-124 Globemaster II heavy airlift squadron. Flew worldwide very long range strategic airlift missions for Military Air Transport Service (Later Military Airlift Command) on a global scale, inactivated in 1969 with the retirement of the C-124. Reactivated in 1989 as a C-5 Galaxy strategic airlift squadron when the C-5B began production. Flew global transport missions of equipment and personnel until being inactivated after the end of the Cold War.
- Established as the 31st Air Transport Squadron on 20 Jul 1952
- Inactivated on 9 May 1955
- Activated on 19 Jun 1955
- Redesignated as: 31st Military Airlift Squadron on 8 Jan 1966
- Inactivated on 8 April 1969
- Reactivated on 1 October 1989
- Redesignated as: 31st Airlift Squadron on 1 Dec 1991
- Inactivated on 14 Jan 1994
Westover AFB, Massachusetts, 20 Jul 1952-9 May 1955
Dover AFB, Delaware, 1 June 1955-8 January 1966, 8 January 1966-1 April 1969; 1 October 1989-14 January 1994
- C-124 Globemaster II, 1952-1966, 1966-1969
- C-5 Galaxy, 1989-1994
- Mueller, Robert, Air Force Bases Volume I, Active Air Force Bases Within the United States of America on 17 September 1982, Office of Air Force History, 1989