Miles between San Mateo, CA and St Marys, PA

There are
2,674 mi
from San Mateo, CA to St Marys, PA

That's the driving distance. It would take 1 day 22 hours to go from San Mateo, California to St Marys, Pennsylvania.

The flight distance (direct flight from San Mateo, CA to St Marys, PA) is 2,324.63 mi.

2,674 mi = 3.22 kms