Miles between Dayton, OH and Oswego, IL

There are
318 mi
from Dayton, OH to Oswego, IL

That's the driving distance. It would take 6 hours 24 mins to go from Dayton, Ohio to Oswego, Illinois.

The flight distance (direct flight from Dayton, OH to Oswego, IL) is 255.15 mi.

318 mi = 512.30 kms