Miles between Napa, CA and Dayton, OH

There are
2,337 mi
from Napa, CA to Dayton, OH

That's the driving distance. It would take 1 day 16 hours to go from Napa, California to Dayton, Ohio.

The flight distance (direct flight from Napa, CA to Dayton, OH) is 2,032.28 mi.

2,337 mi = 3.22 kms