Miles between Tucson, AZ and Union City, CA

There are
850 mi
from Tucson, AZ to Union City, CA

That's the driving distance. It would take 15 hours 29 mins to go from Tucson, Arizona to Union City, California.

The flight distance (direct flight from Tucson, AZ to Union City, CA) is 730.45 mi.

850 mi = 1,367.65 kms