There are
1,505 mi
from Fort Smith, AR to Montebello, CA
That's the driving distance. It would take 1 day 1 hour to go from Fort Smith, Arkansas to Montebello, California.
The flight distance (direct flight from Fort Smith, AR to Montebello, CA) is 1,347.23 mi.
1,505 mi = 2,421.53 kms