Miles between Tucson, AZ and San Marcos, CA

There are
422 mi
from Tucson, AZ to San Marcos, CA

That's the driving distance. It would take 7 hours 39 mins to go from Tucson, Arizona to San Marcos, California.

The flight distance (direct flight from Tucson, AZ to San Marcos, CA) is 368.37 mi.

422 mi = 679.33 kms