Miles between San Marcos, CA and Tucson, AZ

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

That's the driving distance. It would take 7 hours 42 mins to go from San Marcos, California to Tucson, Arizona.

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

423 mi = 680.30 kms