Miles between Vacaville, CA and Boulder, CO

There are
1,190 mi
from Vacaville, CA to Boulder, CO

That's the driving distance. It would take 20 hours 22 mins to go from Vacaville, California to Boulder, Colorado.

The flight distance (direct flight from Vacaville, CA to Boulder, CO) is 901.21 mi.

1,190 mi = 1.61 kms