Miles between San Marcos, CA and Antioch, CA

There are
451 mi
from San Marcos, CA to Antioch, CA

That's the driving distance. It would take 8 hours 33 mins to go from San Marcos, California to Antioch, California.

The flight distance (direct flight from San Marcos, CA to Antioch, CA) is 425.10 mi.

451 mi = 725.52 kms