Miles between Boise, ID and Union City, CA

There are
653 mi
from Boise, ID to Union City, CA

That's the driving distance. It would take 12 hours 5 mins to go from Boise, Idaho to Union City, California.

The flight distance (direct flight from Boise, ID to Union City, CA) is 515.40 mi.

653 mi = 1,050.16 kms