There are
2,306 mi
from Fullerton, CA to Amherst, OH
That's the driving distance. It would take 1 day 16 hours to go from Fullerton, California to Amherst, Ohio.
The flight distance (direct flight from Fullerton, CA to Amherst, OH) is 2,006.12 mi.
2,306 mi = 3.22 kms