There are
2,398 mi
from Walnut Creek, CA to Norwalk, OH
That's the driving distance. It would take 1 day 17 hours to go from Walnut Creek, California to Norwalk, Ohio.
The flight distance (direct flight from Walnut Creek, CA to Norwalk, OH) is 2,095.47 mi.
2,398 mi = 3,859.25 kms