 By the time she returned to New York on 22 November 1918, the war had been over for eleven days, so it was her only wartime voyage as a U.S. Navy ship.On 18 December 1918, "Edward Luckenbach" was transferred to the Newport News Division of the Cruiser and Transport Force for postwar use as a troop transport.After conversion into a transport, she made three voyages in 1919 from New York and Newport News, Virginia, with cargo for St. Nazaire, France, returning with patients, convalescents, troops, and casuals to the United States.