There are
2,365 mi
from Kettering, OH to Hercules, CA
That's the driving distance. It would take 1 day 17 hours to go from Kettering, Ohio to Hercules, California.
The flight distance (direct flight from Kettering, OH to Hercules, CA) is 2,038.92 mi.
2,365 mi = 3,806.02 kms