Miles between Walnut Creek, CA and Diamond Bar, CA

There are
391 mi
from Walnut Creek, CA to Diamond Bar, CA

That's the driving distance. It would take 7 hours 14 mins to go from Walnut Creek, California to Diamond Bar, California.

The flight distance (direct flight from Walnut Creek, CA to Diamond Bar, CA) is 358.24 mi.

391 mi = 628.74 kms