Miles between Des Moines, IA and St Marys, PA

There are
857 mi
from Des Moines, IA to St Marys, PA

That's the driving distance. It would take 16 hours 1 min to go from Des Moines, Iowa to St Marys, Pennsylvania.

The flight distance (direct flight from Des Moines, IA to St Marys, PA) is 778.51 mi.

857 mi = 1,379.51 kms