There are
2,453 mi
from Knoxville, TN to Oakley, CA
That's the driving distance. It would take 1 day 19 hours to go from Knoxville, Tennessee to Oakley, California.
The flight distance (direct flight from Knoxville, TN to Oakley, CA) is 2,076.35 mi.
2,453 mi = 3.22 kms