Miles between Ukiah, CA and Boulder, CO

There are
1,266 mi
from Ukiah, CA to Boulder, CO

That's the driving distance. It would take 22 hours 36 mins to go from Ukiah, California to Boulder, Colorado.

The flight distance (direct flight from Ukiah, CA to Boulder, CO) is 955.41 mi.

1,266 mi = 2,037.60 kms