There are
2,057 mi
from Rialto, CA to Jeffersontown, KY
That's the driving distance. It would take 1 day 12 hours to go from Rialto, California to Jeffersontown, Kentucky.
The flight distance (direct flight from Rialto, CA to Jeffersontown, KY) is 1,787.85 mi.
2,057 mi = 3.22 kms