Miles between Union City, CA and Watertown, SD

There are
1,813 mi
from Union City, CA to Watertown, SD

That's the driving distance. It would take 1 day 7 hours to go from Union City, California to Watertown, South Dakota.

The flight distance (direct flight from Union City, CA to Watertown, SD) is 1,383.21 mi.

1,813 mi = 1.61 kms