There are
2,070 mi
from Riverside, CA to Jeffersontown, KY
That's the driving distance. It would take 1 day 12 hours to go from Riverside, California to Jeffersontown, Kentucky.
The flight distance (direct flight from Riverside, CA to Jeffersontown, KY) is 1,792.62 mi.
2,070 mi = 3.22 kms