Miles between Union City, CA and Rancho Cucamonga, CA

There are
399 mi
from Union City, CA to Rancho Cucamonga, CA

That's the driving distance. It would take 7 hours 26 mins to go from Union City, California to Rancho Cucamonga, California.

The flight distance (direct flight from Union City, CA to Rancho Cucamonga, CA) is 346.60 mi.

399 mi = 642.40 kms