There are
2,328 mi
from Middletown, OH to Mendota, CA
That's the driving distance. It would take 1 day 17 hours to go from Middletown, Ohio to Mendota, California.
The flight distance (direct flight from Middletown, OH to Mendota, CA) is 1,951.85 mi.
2,328 mi = 3,746.40 kms