The 738th Expeditionary Airlift Squadron is a provisional United States Air Force unit. It is under the control of Air Mobility Command and operates C-130 Hercules aircraft in theater airlift missions as part of the Global War on Terrorism. Its current status and duty location is undetermined. In regular USAF service as the 738th Troop Carrier Squadron (Medium), it was last assigned to the 454th Troop Carrier Group, being stationed at Portland International Airport, Oregon. It was inactivated on 1 January 1953.