There are
1,591 mi
from Costa Mesa, CA to Sioux City, IA
That's the driving distance. It would take 1 day 4 hours to go from Costa Mesa, California to Sioux City, Iowa.
The flight distance (direct flight from Costa Mesa, CA to Sioux City, IA) is 1,315.58 mi.
1,591 mi = 2,561.06 kms