Miles between San Marcos, CA and San Antonio, TX

There are
1,287 mi
from San Marcos, CA to San Antonio, TX

That's the driving distance. It would take 21 hours 53 mins to go from San Marcos, California to San Antonio, Texas.

The flight distance (direct flight from San Marcos, CA to San Antonio, TX) is 1,130.42 mi.

1,287 mi = 1.61 kms