There are
2,196 mi
from Middletown, OH to Fillmore, CA
That's the driving distance. It would take 1 day 15 hours to go from Middletown, Ohio to Fillmore, California.
The flight distance (direct flight from Middletown, OH to Fillmore, CA) is 1,926.22 mi.
2,196 mi = 3,533.66 kms