There are
1,876 mi
from Gilbert, AZ to Chillicothe, OH
That's the driving distance. It would take 1 day 9 hours to go from Gilbert, Arizona to Chillicothe, Ohio.
The flight distance (direct flight from Gilbert, AZ to Chillicothe, OH) is 1,647.89 mi.
1,876 mi = 1.61 kms