DL 1767 then DL 3002 at Atlanta
Chattanooga → Atlanta → Nashville
Timetable, Atlanta time
18:19DL 1767 from Chattanooga at the gate
20:50DL 3002 to Nashville leaves the gate
2 h 31 apart on the timetable
The last days
DL 1767 and DL 3002 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.