There are
1,841 mi
from Walnut Creek, CA to Carthage, MO
That's the driving distance. It would take 1 day 8 hours to go from Walnut Creek, California to Carthage, Missouri.
The flight distance (direct flight from Walnut Creek, CA to Carthage, MO) is 1,515.76 mi.
1,841 mi = 2,962.60 kms