Miles between San Marcos, CA and South San Francisco, CA

There are
475 mi
from San Marcos, CA to South San Francisco, CA

That's the driving distance. It would take 9 hours 1 min to go from San Marcos, California to South San Francisco, California.

The flight distance (direct flight from San Marcos, CA to South San Francisco, CA) is 429.17 mi.

475 mi = 765.10 kms