DL 844 then AA 3311 at Detroit
Madison → Detroit → Charlotte
Timetable, Detroit time
15:46DL 844 from Madison at the gate
17:40AA 3311 to Charlotte leaves the gate
1 h 54 apart on the timetable
The last days
DL 844 and AA 3311 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.