There are
2,300 mi
from Middletown, OH to Paso Robles, CA
That's the driving distance. It would take 1 day 17 hours to go from Middletown, Ohio to Paso Robles, California.
The flight distance (direct flight from Middletown, OH to Paso Robles, CA) is 1,992.03 mi.
2,300 mi = 3,701.02 kms