There are
2,240 mi
from Dayton, OH to Port Hueneme, CA
That's the driving distance. It would take 1 day 15 hours to go from Dayton, Ohio to Port Hueneme, California.
The flight distance (direct flight from Dayton, OH to Port Hueneme, CA) is 1,958.24 mi.
2,240 mi = 3.22 kms