There are
1,579 mi
from Tustin, CA to Sioux City, IA
That's the driving distance. It would take 1 day 4 hours to go from Tustin, California to Sioux City, Iowa.
The flight distance (direct flight from Tustin, CA to Sioux City, IA) is 1,307.11 mi.
1,579 mi = 2,541.78 kms