There are
2,351 mi
from Walnut Creek, CA to Kettering, OH
That's the driving distance. It would take 1 day 17 hours to go from Walnut Creek, California to Kettering, Ohio.
The flight distance (direct flight from Walnut Creek, CA to Kettering, OH) is 2,029.19 mi.
2,351 mi = 3,784.07 kms