There are
2,446 mi
from Walnut Creek, CA to Medina, OH
That's the driving distance. It would take 1 day 18 hours to go from Walnut Creek, California to Medina, Ohio.
The flight distance (direct flight from Walnut Creek, CA to Medina, OH) is 2,135.16 mi.
2,446 mi = 3,936.20 kms