Miles between Fort Smith, AR and Cahokia, IL

There are
422 mi
from Fort Smith, AR to Cahokia, IL

That's the driving distance. It would take 7 hours 41 mins to go from Fort Smith, Arkansas to Cahokia, Illinois.

The flight distance (direct flight from Fort Smith, AR to Cahokia, IL) is 319.90 mi.

422 mi = 679.06 kms