Miles between Walnut Creek, CA and San Marcos, CA

There are
463 mi
from Walnut Creek, CA to San Marcos, CA

That's the driving distance. It would take 8 hours 42 mins to go from Walnut Creek, California to San Marcos, California.

The flight distance (direct flight from Walnut Creek, CA to San Marcos, CA) is 429.02 mi.

463 mi = 745.27 kms