Miles between Union City, CA and Tustin, CA

There are
397 mi
from Union City, CA to Tustin, CA

That's the driving distance. It would take 7 hours 25 mins to go from Union City, California to Tustin, California.

The flight distance (direct flight from Union City, CA to Tustin, CA) is 355.90 mi.

397 mi = 639.58 kms