There are
2,149 mi
from Rancho Cucamonga, CA to Richmond, KY
That's the driving distance. It would take 1 day 13 hours to go from Rancho Cucamonga, California to Richmond, Kentucky.
The flight distance (direct flight from Rancho Cucamonga, CA to Richmond, KY) is 1,869.99 mi.
2,149 mi = 3.22 kms