There are
1,573 mi
from Roanoke, VA to Rapid City, SD
That's the driving distance. It would take 1 day 4 hours to go from Roanoke, Virginia to Rapid City, South Dakota.
The flight distance (direct flight from Roanoke, VA to Rapid City, SD) is 1,302.43 mi.
1,573 mi = 1.61 kms