There are
1,188 mi
from Rapid City, SD to Dearborn, MI
That's the driving distance. It would take 20 hours 55 mins to go from Rapid City, South Dakota to Dearborn, Michigan.
The flight distance (direct flight from Rapid City, SD to Dearborn, MI) is 1,014.79 mi.
1,188 mi = 1,911.45 kms