There are
1,807 mi
from Fullerton, CA to Farmington, MO
That's the driving distance. It would take 1 day 8 hours to go from Fullerton, California to Farmington, Missouri.
The flight distance (direct flight from Fullerton, CA to Farmington, MO) is 1,558.45 mi.
1,807 mi = 1.61 kms