There are
2,218 mi
from Temecula, CA to Defiance, OH
That's the driving distance. It would take 1 day 15 hours to go from Temecula, California to Defiance, Ohio.
The flight distance (direct flight from Temecula, CA to Defiance, OH) is 1,866.41 mi.
2,218 mi = 3.22 kms