The 337th Airlift Squadron is a United States Air Force Reserve squadron, part of the 439th Airlift Wing at Westover Air Reserve Base, Massachusetts.

It operates C-5M Super Galaxy aircraft supporting the United States Air Force global reach mission worldwide.

The 337th served on active duty within the United States during Korean War from, 1951–1953, airlifting U.S. airborne forces and military equipment and supplies as needed.

[3] On 7 September 2017 the unit's last C-5A left Westover for Davis-Monthan Air Force Base, Arizona for retirement.

[4] This article incorporates public domain material from the Air Force Historical Research Agency