Miles between Fort Smith, AR and Sulphur, LA

There are
450 mi
from Fort Smith, AR to Sulphur, LA

That's the driving distance. It would take 9 hours 3 mins to go from Fort Smith, Arkansas to Sulphur, Louisiana.

The flight distance (direct flight from Fort Smith, AR to Sulphur, LA) is 360.68 mi.

450 mi = 723.64 kms