There are
1,754 mi
from Fort Smith, AR to Lathrop, CA
That's the driving distance. It would take 1 day 6 hours to go from Fort Smith, Arkansas to Lathrop, California.
The flight distance (direct flight from Fort Smith, AR to Lathrop, CA) is 1,495.13 mi.
1,754 mi = 2,822.94 kms