Miles between Dayton, OH and Quincy, IL

There are
427 mi
from Dayton, OH to Quincy, IL

That's the driving distance. It would take 8 hours 11 mins to go from Dayton, Ohio to Quincy, Illinois.

The flight distance (direct flight from Dayton, OH to Quincy, IL) is 383 mi.

427 mi = 686.79 kms