Miles between Naperville, IL and St Marys, PA

There are
567 mi
from Naperville, IL to St Marys, PA

That's the driving distance. It would take 10 hours 48 mins to go from Naperville, Illinois to St Marys, Pennsylvania.

The flight distance (direct flight from Naperville, IL to St Marys, PA) is 496.48 mi.

567 mi = 912.01 kms