There are
1,483 mi
from Chattanooga, TN to Gallup, NM
That's the driving distance. It would take 1 day 1 hour to go from Chattanooga, Tennessee to Gallup, New Mexico.
The flight distance (direct flight from Chattanooga, TN to Gallup, NM) is 1,318.92 mi.
1,483 mi = 2,387.09 kms