Miles between Decatur, IL and Williamsport, PA

There are
729 mi
from Decatur, IL to Williamsport, PA

That's the driving distance. It would take 13 hours 43 mins to go from Decatur, Illinois to Williamsport, Pennsylvania.

The flight distance (direct flight from Decatur, IL to Williamsport, PA) is 634.55 mi.

729 mi = 1,173.39 kms