DL 1543 then DL 5002 at Detroit
Nashville → Detroit → Indianapolis
Timetable, Detroit time
12:55DL 1543 from Nashville at the gate
17:50DL 5002 to Indianapolis leaves the gate
4 h 55 apart on the timetable
The last days
DL 1543 and DL 5002 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.