Miles between Downey, CA and San Marcos, TX

There are
1,373 mi
from Downey, CA to San Marcos, TX

That's the driving distance. It would take 23 hours 37 mins to go from Downey, California to San Marcos, Texas.

The flight distance (direct flight from Downey, CA to San Marcos, TX) is 1,214.77 mi.

1,373 mi = 1.61 kms