Miles between Boulder, CO and Danville, CA

There are
1,236 mi
from Boulder, CO to Danville, CA

That's the driving distance. It would take 21 hours 15 mins to go from Boulder, Colorado to Danville, California.

The flight distance (direct flight from Boulder, CO to Danville, CA) is 910.58 mi.

1,236 mi = 1.61 kms