DL 5771 then DL 1686 at Detroit
Indianapolis → Detroit → Philadelphia
Timetable, Detroit time
18:14DL 5771 from Indianapolis at the gate
17:40DL 1686 to Philadelphia leaves the gate
23 h 26 apart on the timetable, overnight
DL 1686 leaves 23 h 26 after DL 5771 arrives on the timetable: more than half a day, so not a connection we count.