There are
1,730 mi
from San Diego, CA to Sioux Falls, SD
That's the driving distance. It would take 1 day 6 hours to go from San Diego, California to Sioux Falls, South Dakota.
The flight distance (direct flight from San Diego, CA to Sioux Falls, SD) is 1,334.50 mi.
1,730 mi = 1.61 kms