There are
1,755 mi
from Rapid City, SD to Savannah, GA
That's the driving distance. It would take 1 day 7 hours to go from Rapid City, South Dakota to Savannah, Georgia.
The flight distance (direct flight from Rapid City, SD to Savannah, GA) is 1,453.89 mi.
1,755 mi = 2,825.00 kms