There are
971 mi
from Rancho Cucamonga, CA to Lakewood, CO
That's the driving distance. It would take 16 hours 54 mins to go from Rancho Cucamonga, California to Lakewood, Colorado.
The flight distance (direct flight from Rancho Cucamonga, CA to Lakewood, CO) is 791.05 mi.
971 mi = 1,562.70 kms