Miles between Union City, CA and Gillette, WY

There are
1,285 mi
from Union City, CA to Gillette, WY

That's the driving distance. It would take 22 hours 24 mins to go from Union City, California to Gillette, Wyoming.

The flight distance (direct flight from Union City, CA to Gillette, WY) is 977.14 mi.

1,285 mi = 1.61 kms