There are
1,455 mi
from Rapid City, SD to Clarksburg, WV
That's the driving distance. It would take 1 day 2 hours to go from Rapid City, South Dakota to Clarksburg, West Virginia.
The flight distance (direct flight from Rapid City, SD to Clarksburg, WV) is 1,222.20 mi.
1,455 mi = 2,341.49 kms