Miles between Fort Smith, AR and Romeoville, IL

There are
684 mi
from Fort Smith, AR to Romeoville, IL

That's the driving distance. It would take 12 hours 31 mins to go from Fort Smith, Arkansas to Romeoville, Illinois.

The flight distance (direct flight from Fort Smith, AR to Romeoville, IL) is 550.56 mi.

684 mi = 1,100.55 kms