By July she was back in San Francisco to escort the heavy cruiser , the ship that carried President Franklin D. Roosevelt to Pearl Harbor. "Cummings" joined the US 3rd Fleet for the Battle of Leyte Gulf in October 1944. The next month, she bombarded Iwo Jima in preparation for the amphibious assault on the island. The ship operated off Okinawa during its invasion. After the war, "Cummings" returned to the United States and was decommissioned in December 1945 and sold for scrap in July 1947. She received seven battle stars for her World War II service.