There are
2,169 mi
from Fullerton, CA to Erlanger, KY
That's the driving distance. It would take 1 day 14 hours to go from Fullerton, California to Erlanger, Kentucky.
The flight distance (direct flight from Fullerton, CA to Erlanger, KY) is 1,875.18 mi.
2,169 mi = 3.22 kms