In May 1946, the ship was assigned to the Naval Transport Service and resumed her cargo supply runs to various points in the Pacific. She left San Francisco on 7 June for a cruise via Pearl Harbor to Okinawa and Sasebo, Japan. She departed Japanese waters on 7 August bound for the east coast of the United States. The vessel transited the Panama Canal on 2 September and reached Norfolk on the 8th. She remained there for a month and then made a brief trip to Davisville, Rhode Island. After touching back at Norfolk, "Alshain" continued on south to transit the Panama Canal on 21 October and reached Terminal Island, California, on the 30th.