There are
1,388 mi
from Sioux City, IA to Casa Grande, AZ
That's the driving distance. It would take 1 day 2 hours to go from Sioux City, Iowa to Casa Grande, Arizona.
The flight distance (direct flight from Sioux City, IA to Casa Grande, AZ) is 1,068 mi.
1,388 mi = 1.61 kms