There are
2,179 mi
from Dayton, OH to Alhambra, CA
That's the driving distance. It would take 1 day 14 hours to go from Dayton, Ohio to Alhambra, California.
The flight distance (direct flight from Dayton, OH to Alhambra, CA) is 1,902.86 mi.
2,179 mi = 3.22 kms