Miles between Sioux City, IA and Alton, IL

There are
534 mi
from Sioux City, IA to Alton, IL

That's the driving distance. It would take 10 hours to go from Sioux City, Iowa to Alton, Illinois.

The flight distance (direct flight from Sioux City, IA to Alton, IL) is 409.96 mi.

534 mi = 859.69 kms