Airports 1,451 to 1,500
Mayo Clinic Health System-Oakridge Heliport
Manitowish Waters Airport
Manitowish Waters, Wisconsin, United States — 597 km (322 nm) ESE
Sturgis Municipal Airport
Franciscan Skemp Mayo Health Systems Heliport
Regina International Airport
Winona Municipal Airport Max Conrad Field
Ellsworth Air Force Base
Rapid City, South Dakota, United States — 605 km (327 nm) SW
Belle Fourche Municipal Airport
Belle Fourche, South Dakota, United States — 608 km (328 nm) WSW
Rapid City Regional Airport
Rapid City, South Dakota, United States — 610 km (329 nm) SW