In 1934 it was awarded Air Mail Route 16 for runs from Chicago to Winnipeg, Manitoba, Canada. Intermediate routings included Milwaukee, Madison, Wisconsin; Rochester, St. Paul, Minneapolis, Minnesota; Fargo, Grand Forks and Pembina, North Dakota, and finally Winnipeg, Manitoba, Canada. The company was also awarded Air Mail Route 26 from Minneapolis to Kansas City with intermediate stops at Sioux Falls, Sioux City and Omaha, and finally between Sioux Falls and Bismarck/Mandan with enroute stops at Huron and Aberdeen. Service began over Route 16 in June 1934 and over Route 26 in July 1934.