On the 12th, she departed Manus as a unit of TG 78.2 and set a course for San Pedro Bay, Leyte. "White Marsh" disembarked her troops and unloaded her cargo there on 20 October, the day of the initial landings on Leyte, and departed the island that same afternoon, bound for New Guinea. The dock landing ship reached Hollandia on 24 October, loaded troops, and then steamed to Biak Island on the 29th. At Biak, she took on additional soldiers and some cargo before heading back to the Philippines on the 31st. She arrived at Dulag, Leyte, on 5 November, disembarked her passengers, unloaded cargo, and departed the island on the 6th.