Miles between Decatur, IL and Rapid City, SD

There are
976 mi
from Decatur, IL to Rapid City, SD

That's the driving distance. It would take 16 hours 55 mins to go from Decatur, Illinois to Rapid City, South Dakota.

The flight distance (direct flight from Decatur, IL to Rapid City, SD) is 788.51 mi.

976 mi = 1,571.38 kms