There are
1,661 mi
from Ventura, CA to Sioux City, IA
That's the driving distance. It would take 1 day 5 hours to go from Ventura, California to Sioux City, Iowa.
The flight distance (direct flight from Ventura, CA to Sioux City, IA) is 1,355.03 mi.
1,661 mi = 1.61 kms