USS "Quincy" sailed out of Hampton Roads 5 March 1945, arriving Pearl Harbor 20 March. After training in the Pearl Harbor area, she steamed for Ulithi via Eniwetok, joining the 5th Fleet there 11 April. Two days later, she departed Ulithi and joined Rear Admiral Wiltse's Cruiser Division 10, in Vice Admiral Mitscher's Fast Carrier Task Force. From 16 April, "Quincy" supported the carriers in their strikes on Okinawa, Amami Gunto, and Minami Daito Shima. She returned to Ulithi with units of the task force 30 April.