There are
2,397 mi
from Walnut Creek, CA to Crossville, TN
That's the driving distance. It would take 1 day 17 hours to go from Walnut Creek, California to Crossville, Tennessee.
The flight distance (direct flight from Walnut Creek, CA to Crossville, TN) is 2,036.76 mi.
2,397 mi = 3,856.83 kms