Miles between Union City, CA and Watertown, MA

There are
3,117 mi
from Union City, CA to Watertown, MA

That's the driving distance. It would take 2 days 7 hours to go from Union City, California to Watertown, Massachusetts.

The flight distance (direct flight from Union City, CA to Watertown, MA) is 2,672.77 mi.

3,117 mi = 4.83 kms