Miles between Chattanooga, TN and Portland, ME

There are
1,129 mi
from Chattanooga, TN to Portland, ME

That's the driving distance. It would take 21 hours 47 mins to go from Chattanooga, Tennessee to Portland, Maine.

The flight distance (direct flight from Chattanooga, TN to Portland, ME) is 998.05 mi.

1,129 mi = 1,817.72 kms