Miles between Philadelphia, PA and San Marcos, TX

There are
1,692 mi
from Philadelphia, PA to San Marcos, TX

That's the driving distance. It would take 1 day 6 hours to go from Philadelphia, Pennsylvania to San Marcos, Texas.

The flight distance (direct flight from Philadelphia, PA to San Marcos, TX) is 1,459.95 mi.

1,692 mi = 1.61 kms