There are
2,194 mi
from Dayton, OH to Huntington Beach, CA
That's the driving distance. It would take 1 day 15 hours to go from Dayton, Ohio to Huntington Beach, California.
The flight distance (direct flight from Dayton, OH to Huntington Beach, CA) is 1,907.44 mi.
2,194 mi = 3.22 kms