Miles between Dayton, OH and Prospect Heights, IL

There are
314 mi
from Dayton, OH to Prospect Heights, IL

That's the driving distance. It would take 6 hours 15 mins to go from Dayton, Ohio to Prospect Heights, Illinois.

The flight distance (direct flight from Dayton, OH to Prospect Heights, IL) is 253.53 mi.

314 mi = 505.83 kms