There are
873 mi
from Omaha, NE to Chattanooga, TN
That's the driving distance. It would take 16 hours 13 mins to go from Omaha, Nebraska to Chattanooga, Tennessee.
The flight distance (direct flight from Omaha, NE to Chattanooga, TN) is 721.02 mi.
873 mi = 1,405.02 kms