There are
412 mi
from Rancho Cucamonga, CA to San Bruno, CA
That's the driving distance. It would take 7 hours 47 mins to go from Rancho Cucamonga, California to San Bruno, California.
The flight distance (direct flight from Rancho Cucamonga, CA to San Bruno, CA) is 363.30 mi.
412 mi = 662.77 kms