Miles between Fort Smith, AR and Dumas, TX

There are
486 mi
from Fort Smith, AR to Dumas, TX

That's the driving distance. It would take 8 hours 26 mins to go from Fort Smith, Arkansas to Dumas, Texas.

The flight distance (direct flight from Fort Smith, AR to Dumas, TX) is 426.58 mi.

486 mi = 781.66 kms