There are
1,574 mi
from Sioux City, IA to San Dimas, CA
That's the driving distance. It would take 1 day 3 hours to go from Sioux City, Iowa to San Dimas, California.
The flight distance (direct flight from Sioux City, IA to San Dimas, CA) is 1,292.47 mi.
1,574 mi = 1.61 kms