Miles between Dayton, OH and Smyrna, TN

There are
345 mi
from Dayton, OH to Smyrna, TN

That's the driving distance. It would take 6 hours 34 mins to go from Dayton, Ohio to Smyrna, Tennessee.

The flight distance (direct flight from Dayton, OH to Smyrna, TN) is 290.11 mi.

345 mi = 555.71 kms