Miles between Sioux City, IA and Fort Smith, AR

There are
571 mi
from Sioux City, IA to Fort Smith, AR

That's the driving distance. It would take 10 hours 24 mins to go from Sioux City, Iowa to Fort Smith, Arkansas.

The flight distance (direct flight from Sioux City, IA to Fort Smith, AR) is 503.13 mi.

571 mi = 918.18 kms