Miles between Rapid City, SD and Alpine, UT

There are
686 mi
from Rapid City, SD to Alpine, UT

That's the driving distance. It would take 12 hours 21 mins to go from Rapid City, South Dakota to Alpine, Utah.

The flight distance (direct flight from Rapid City, SD to Alpine, UT) is 503.39 mi.

686 mi = 1,104.49 kms