There are
2,412 mi
from Antioch, CA to Chillicothe, OH
That's the driving distance. It would take 1 day 18 hours to go from Antioch, California to Chillicothe, Ohio.
The flight distance (direct flight from Antioch, CA to Chillicothe, OH) is 2,080.21 mi.
2,412 mi = 3,881.08 kms