There are
873 mi
from Omaha, NE to Chattanooga, TN
That's the driving distance. It would take 16 hours 5 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 = 1,405.55 kms