Miles between Boulder, CO and Orinda, CA

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

That's the driving distance. It would take 21 hours 16 mins to go from Boulder, Colorado to Orinda, California.

The flight distance (direct flight from Boulder, CO to Orinda, CA) is 919.11 mi.

1,236 mi = 1.61 kms