Miles between Ontario, CA and Louisville, KY

There are
2,054 mi
from Ontario, CA to Louisville, KY

That's the driving distance. It would take 1 day 12 hours to go from Ontario, California to Louisville, Kentucky.

The flight distance (direct flight from Ontario, CA to Louisville, KY) is 1,793.46 mi.

2,054 mi = 3.22 kms