Miles between Happy Valley, OR and San Mateo, CA

There are
655 mi
from Happy Valley, OR to San Mateo, CA

That's the driving distance. It would take 12 hours 39 mins to go from Happy Valley, Oregon to San Mateo, California.

The flight distance (direct flight from Happy Valley, OR to San Mateo, CA) is 544.82 mi.

655 mi = 1,054.87 kms