Miles between Rapid City, SD and Alton, IL

There are
961 mi
from Rapid City, SD to Alton, IL

That's the driving distance. It would take 16 hours 46 mins to go from Rapid City, South Dakota to Alton, Illinois.

The flight distance (direct flight from Rapid City, SD to Alton, IL) is 763.34 mi.

961 mi = 1,546.90 kms