Miles between Dayton, OH and Westmont, IL

There are
303 mi
from Dayton, OH to Westmont, IL

That's the driving distance. It would take 5 hours 54 mins to go from Dayton, Ohio to Westmont, Illinois.

The flight distance (direct flight from Dayton, OH to Westmont, IL) is 242.87 mi.

303 mi = 487.53 kms