After the War Boyle stayed in the RAF and became Commandant of the RAF Staff College, Bracknell in January 1947 being promoted to the air commodore on 1 July 1947.
After the War Boyle stayed in the RAF, relinquishing his rank of acting air marshal on 19 March 1946. He became Commandant of the RAF Staff College, Bracknell in January 1947 being promoted to the air commodore on 1 July 1947.