Miles between Fort Smith, AR and Casper, WY

There are
1,078 mi
from Fort Smith, AR to Casper, WY

That's the driving distance. It would take 18 hours 17 mins to go from Fort Smith, Arkansas to Casper, Wyoming.

The flight distance (direct flight from Fort Smith, AR to Casper, WY) is 820.16 mi.

1,078 mi = 1.61 kms