Miles between Dayton, OH and Ionia, MI

There are
265 mi
from Dayton, OH to Ionia, MI

That's the driving distance. It would take 5 hours 22 mins to go from Dayton, Ohio to Ionia, Michigan.

The flight distance (direct flight from Dayton, OH to Ionia, MI) is 227.67 mi.

265 mi = 425.91 kms