The 31st Fighter Wing currently has two operational squadrons, the 555th and 510th Fighter Squadrons flying the F-16G.
Throughout the wing's history, the 31st Fighter Wing and its predecessor group have flown several aircraft, including P-35, P-39, P-40 and P-51 aircraft in World War II, F-80 aircraft for a short period from 1946 to 1947, and then P-80s, F-51s and F-84s after World War II.