There are
2,127 mi
from Lexington, KY to Rancho Cucamonga, CA
That's the driving distance. It would take 1 day 13 hours to go from Lexington, Kentucky to Rancho Cucamonga, California.
The flight distance (direct flight from Lexington, KY to Rancho Cucamonga, CA) is 1,857.85 mi.
2,127 mi = 3.22 kms