Miles between Rancho Cucamonga, CA and Lake Forest, CA

There are
43 mi
from Rancho Cucamonga, CA to Lake Forest, CA

That's the driving distance. It would take 1 hour to go from Rancho Cucamonga, California to Lake Forest, California.

The flight distance (direct flight from Rancho Cucamonga, CA to Lake Forest, CA) is 32.22 mi.

43 mi = 68.49 kms