Miles between Boulder, CO and San Leandro, CA

There are
1,249 mi
from Boulder, CO to San Leandro, CA

That's the driving distance. It would take 21 hours 32 mins to go from Boulder, Colorado to San Leandro, California.

The flight distance (direct flight from Boulder, CO to San Leandro, CA) is 920.54 mi.

1,249 mi = 1.61 kms