Deployed to the European Theater of Operations (ETO) in late 1943 and assigned to IX Fighter Command, Ninth Air Force.

Initial Mission of the Wing was to receive operational orders from Headquarters, IX Fighter Command and direct subordinate groups in attacking enemy targets in Occupied France and the Low Countries in preparation for the Normandy Invasion in June 1944.

Wing headquarters and subordinate units operated primarily from liberated airfields and newly built temporary Advanced Landing Grounds in continental Europe.

Attacked tanks, trucks, and troop concentrations as enemy retreated; provided armed reconnaissance for advancing Allied armored columns.

During September 1944, attacked flak positions near Eindhoven during Operation Market-Garden, the airborne landing in the Netherlands; bombed enemy communications and transportation lines in western Germany.