Miles between Fort Smith, AR and Rio Grande City, TX

There are
810 mi
from Fort Smith, AR to Rio Grande City, TX

That's the driving distance. It would take 14 hours 42 mins to go from Fort Smith, Arkansas to Rio Grande City, Texas.

The flight distance (direct flight from Fort Smith, AR to Rio Grande City, TX) is 675.02 mi.

810 mi = 1,303.77 kms