Miles between Dayton, OH and Happy Valley, OR

There are
2,371 mi
from Dayton, OH to Happy Valley, OR

That's the driving distance. It would take 1 day 17 hours to go from Dayton, Ohio to Happy Valley, Oregon.

The flight distance (direct flight from Dayton, OH to Happy Valley, OR) is 1,969.50 mi.

2,371 mi = 3.22 kms