There are
1,310 mi
from Rapid City, SD to Arcadia, CA
That's the driving distance. It would take 23 hours 16 mins to go from Rapid City, South Dakota to Arcadia, California.
The flight distance (direct flight from Rapid City, SD to Arcadia, CA) is 1,046.68 mi.
1,310 mi = 2,108.07 kms