Miles between Fort Smith, AR and Prospect Heights, IL

There are
722 mi
from Fort Smith, AR to Prospect Heights, IL

That's the driving distance. It would take 13 hours 18 mins to go from Fort Smith, Arkansas to Prospect Heights, Illinois.

The flight distance (direct flight from Fort Smith, AR to Prospect Heights, IL) is 579.38 mi.

722 mi = 1,161.99 kms