There are
1,355 mi
from San Clemente, CA to Rapid City, SD
That's the driving distance. It would take 23 hours 56 mins to go from San Clemente, California to Rapid City, South Dakota.
The flight distance (direct flight from San Clemente, CA to Rapid City, SD) is 1,065.80 mi.
1,355 mi = 2,180.61 kms