Miles between Dayton, OH and Ottawa, KS

There are
645 mi
from Dayton, OH to Ottawa, KS

That's the driving distance. It would take 12 hours 17 mins to go from Dayton, Ohio to Ottawa, Kansas.

The flight distance (direct flight from Dayton, OH to Ottawa, KS) is 598.01 mi.

645 mi = 1,038.28 kms