Airports 5,501 to 5,550
Harold Davidson Field
Vermillion,
South Dakota,
United States
—
646 km
(348 nm)
WNW
University Hospitals St John Medical Center Heliport
Erickson Intergalactic Airport
Valley Springs,
South Dakota,
United States
—
649 km
(350 nm)
WNW
Avera Marshall Regional Medical Center Heliport
King's Daughters Medical Center Heliport