There are
2,033 mi
from Pasadena, CA to Portland, TN
That's the driving distance. It would take 1 day 11 hours to go from Pasadena, California to Portland, Tennessee.
The flight distance (direct flight from Pasadena, CA to Portland, TN) is 1,781.99 mi.
2,033 mi = 3,271.32 kms