There are
2,323 mi
from Porterville, CA to Chillicothe, OH
That's the driving distance. It would take 1 day 17 hours to go from Porterville, California to Chillicothe, Ohio.
The flight distance (direct flight from Porterville, CA to Chillicothe, OH) is 1,969.78 mi.
2,323 mi = 3,737.82 kms