There are
2,239 mi
from Walnut Creek, CA to Carmel, IN
That's the driving distance. It would take 1 day 15 hours to go from Walnut Creek, California to Carmel, Indiana.
The flight distance (direct flight from Walnut Creek, CA to Carmel, IN) is 1,923.99 mi.
2,239 mi = 3,602.60 kms