There are
2,452 mi
from Knoxville, TN to Pleasanton, CA
That's the driving distance. It would take 1 day 19 hours to go from Knoxville, Tennessee to Pleasanton, California.
The flight distance (direct flight from Knoxville, TN to Pleasanton, CA) is 2,088.47 mi.
2,452 mi = 3.22 kms