There are
2,448 mi
from Knoxville, TN to Saratoga, CA
That's the driving distance. It would take 1 day 19 hours to go from Knoxville, Tennessee to Saratoga, California.
The flight distance (direct flight from Knoxville, TN to Saratoga, CA) is 2,100.76 mi.
2,448 mi = 3.22 kms