There are
2,275 mi
from Chattanooga, TN to Pendleton, OR
That's the driving distance. It would take 1 day 15 hours to go from Chattanooga, Tennessee to Pendleton, Oregon.
The flight distance (direct flight from Chattanooga, TN to Pendleton, OR) is 1,892.13 mi.
2,275 mi = 3.22 kms