Miles between Dayton, OH and Diamond Bar, CA

There are
2,162 mi
from Dayton, OH to Diamond Bar, CA

That's the driving distance. It would take 1 day 14 hours to go from Dayton, Ohio to Diamond Bar, California.

The flight distance (direct flight from Dayton, OH to Diamond Bar, CA) is 1,887.75 mi.

2,162 mi = 3.22 kms