Airports 2,401 to 2,450
Sault Ste Marie International Seaplane Base
Sault Ste Marie,
Michigan,
United States
—
641 km
(346 nm)
E
Poplar Grove Airport
Boyne Mountain Airport
Sault Ste. Marie/Partridge Point Seaplane Base
Chicago Rockford International Airport
Chicago/Rockford,
Illinois,
United States
—
645 km
(348 nm)
SSE
University of Iowa Hospitals & Clinic No2 Heliport
Hartington Municipal Airport / Bud Becker Field