DL 2867 then DL 1681 at Atlanta
Nashville → Atlanta → Memphis
Timetable, Atlanta time
14:18DL 2867 from Nashville at the gate
14:32DL 1681 to Memphis leaves the gate
14 min apart on the timetable
The last days
DL 2867 and DL 1681 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.