There are
2,181 mi
from Buena Park, CA to Dayton, OH
That's the driving distance. It would take 1 day 14 hours to go from Buena Park, California to Dayton, Ohio.
The flight distance (direct flight from Buena Park, CA to Dayton, OH) is 1,901.92 mi.
2,181 mi = 3.22 kms