There are
1,463 mi
from Rapid City, SD to Grover Beach, CA
That's the driving distance. It would take 1 day 2 hours to go from Rapid City, South Dakota to Grover Beach, California.
The flight distance (direct flight from Rapid City, SD to Grover Beach, CA) is 1,110.05 mi.
1,463 mi = 2,354.43 kms