There are
2,185 mi
from Dayton, OH to La Palma, CA
That's the driving distance. It would take 1 day 14 hours to go from Dayton, Ohio to La Palma, California.
The flight distance (direct flight from Dayton, OH to La Palma, CA) is 1,905.07 mi.
2,185 mi = 3.22 kms