There are
2,424 mi
from Knoxville, TN to Tracy, CA
That's the driving distance. It would take 1 day 18 hours to go from Knoxville, Tennessee to Tracy, California.
The flight distance (direct flight from Knoxville, TN to Tracy, CA) is 2,063.35 mi.
2,424 mi = 3,901.67 kms