Miles between San Marcos, CA and Plano, TX

There are
1,388 mi
from San Marcos, CA to Plano, TX

That's the driving distance. It would take 23 hours 54 mins to go from San Marcos, California to Plano, Texas.

The flight distance (direct flight from San Marcos, CA to Plano, TX) is 1,183.04 mi.

1,388 mi = 1.61 kms