There are
2,175 mi
from Knoxville, TN to Pasadena, CA
That's the driving distance. It would take 1 day 13 hours to go from Knoxville, Tennessee to Pasadena, California.
The flight distance (direct flight from Knoxville, TN to Pasadena, CA) is 1,929.90 mi.
2,175 mi = 3,500.14 kms