Miles between Boulder, CO and Oakley, CA

There are
1,217 mi
from Boulder, CO to Oakley, CA

That's the driving distance. It would take 21 hours 7 mins to go from Boulder, Colorado to Oakley, California.

The flight distance (direct flight from Boulder, CO to Oakley, CA) is 892.35 mi.

1,217 mi = 1.61 kms