The attacking force reached waters off the beaches of Leyte on the 20th and began the landing operations that same day. "Alcyone" discharged her cargo while undergoing enemy air attack and mortar fire from shore batteries. She completed her unloading operations on the 22d and proceeded to Hollandia, New Guinea, to reprovision. On 14 November, the ship sailed for Leyte to resupply the beachhead which had been established there.