Miles between Ontario, CA and Fort Smith, AR

There are
1,479 mi
from Ontario, CA to Fort Smith, AR

That's the driving distance. It would take 1 day 1 hour to go from Ontario, California to Fort Smith, Arkansas.

The flight distance (direct flight from Ontario, CA to Fort Smith, AR) is 1,320.58 mi.

1,479 mi = 1.61 kms