There are
4 mi
from Upland, CA to Rancho Cucamonga, CA
That's the driving distance. It would take 7 minutes to go from Upland, California to Rancho Cucamonga, California.
The flight distance (direct flight from Upland, CA to Rancho Cucamonga, CA) is 3.21 mi.
4 mi = 5.65 kms