There are
1,047 mi
from Chattanooga, TN to Lexington, NE
That's the driving distance. It would take 19 hours 22 mins to go from Chattanooga, Tennessee to Lexington, Nebraska.
The flight distance (direct flight from Chattanooga, TN to Lexington, NE) is 879.13 mi.
1,047 mi = 1.61 kms