Airports 501 to 550
Black Hills Airport-Clyde Ice Field
Spearfish, South Dakota, United States — 336 km (181 nm) WNW
Ike John Private Airport
Strool/Prairie City, South Dakota, United States — 342 km (185 nm) NW
Spearfish, South Dakota, United States — 336 km (181 nm) WNW
Strool/Prairie City, South Dakota, United States — 342 km (185 nm) NW