 Once basic indoctrination training was completed, the 109th was ordered for overseas duty, being ordered to report to the Aviation Concentration Center, Garden City, Long Island on 24 October.It was there that final arrangements were made for the trip overseas, complete equipment was drawn and a final few transfers were made.The squadron left Garden City on 7 December 1917 in a train bound for St. John's, Newfoundland, arriving on 10 December.