There are
2,488 mi
from Walnut Creek, CA to Sevierville, TN
That's the driving distance. It would take 1 day 19 hours to go from Walnut Creek, California to Sevierville, Tennessee.
The flight distance (direct flight from Walnut Creek, CA to Sevierville, TN) is 2,117.33 mi.
2,488 mi = 4,004.30 kms