White was recalled to active duty in May 1951 for the Korean War, where he served as a pilot and engineering officer with the 514th Troop Carrier Wing at Mitchel Air Force Base. In February 1952, he was assigned as a fighter pilot and flight commander with the 40th Fighter-Interceptor Squadron, based at Johnson Air Base, Japan. In August 1953, he returned from overseas to serve as a systems engineer at Rome Air Development Center, Griffiss Air Force Base, New York.