Miles between San Marcos, CA and St Marys, PA

There are
2,571 mi
from San Marcos, CA to St Marys, PA

That's the driving distance. It would take 1 day 21 hours to go from San Marcos, California to St Marys, Pennsylvania.

The flight distance (direct flight from San Marcos, CA to St Marys, PA) is 2,179.47 mi.

2,571 mi = 3.22 kms