Miles between Rockford, IL and Rapid City, SD

There are
839 mi
from Rockford, IL to Rapid City, SD

That's the driving distance. It would take 14 hours 33 mins to go from Rockford, Illinois to Rapid City, South Dakota.

The flight distance (direct flight from Rockford, IL to Rapid City, SD) is 722.26 mi.

839 mi = 1,350.43 kms