There are
2,125 mi
from Rancho Cucamonga, CA to Lexington, KY
That's the driving distance. It would take 1 day 13 hours to go from Rancho Cucamonga, California to Lexington, Kentucky.
The flight distance (direct flight from Rancho Cucamonga, CA to Lexington, KY) is 1,857.85 mi.
2,125 mi = 3.22 kms