There are
2,467 mi
from Walnut Creek, CA to Athens, TN
That's the driving distance. It would take 1 day 19 hours to go from Walnut Creek, California to Athens, Tennessee.
The flight distance (direct flight from Walnut Creek, CA to Athens, TN) is 2,069.57 mi.
2,467 mi = 3,970.05 kms