There are
1,687 mi
from San Clemente, CA to Sioux Falls, SD
That's the driving distance. It would take 1 day 5 hours to go from San Clemente, California to Sioux Falls, South Dakota.
The flight distance (direct flight from San Clemente, CA to Sioux Falls, SD) is 1,324.02 mi.
1,687 mi = 2,714.72 kms