There are
2,101 mi
from Fontana, CA to Campbellsville, KY
That's the driving distance. It would take 1 day 12 hours to go from Fontana, California to Campbellsville, Kentucky.
The flight distance (direct flight from Fontana, CA to Campbellsville, KY) is 1,805.56 mi.
2,101 mi = 3,381.56 kms