Miles between Fort Smith, AR and River Forest, IL

There are
710 mi
from Fort Smith, AR to River Forest, IL

That's the driving distance. It would take 13 hours 6 mins to go from Fort Smith, Arkansas to River Forest, Illinois.

The flight distance (direct flight from Fort Smith, AR to River Forest, IL) is 572.94 mi.

710 mi = 1,143.08 kms