Miles between Wilmington, DE and St Marys, PA

There are
262 mi
from Wilmington, DE to St Marys, PA

That's the driving distance. It would take 5 hours 45 mins to go from Wilmington, Delaware to St Marys, Pennsylvania.

The flight distance (direct flight from Wilmington, DE to St Marys, PA) is 195.87 mi.

262 mi = 421.24 kms