There are
801 mi
from Rapid City, SD to Fort Atkinson, WI
That's the driving distance. It would take 13 hours 45 mins to go from Rapid City, South Dakota to Fort Atkinson, Wisconsin.
The flight distance (direct flight from Rapid City, SD to Fort Atkinson, WI) is 724.78 mi.
801 mi = 1,288.57 kms