There are
364 mi
from Rancho Cucamonga, CA to Lathrop, CA
That's the driving distance. It would take 6 hours 44 mins to go from Rancho Cucamonga, California to Lathrop, California.
The flight distance (direct flight from Rancho Cucamonga, CA to Lathrop, CA) is 329.14 mi.
364 mi = 586.35 kms