DL 1686 then DL 2424 at Detroit
Philadelphia → Detroit → Traverse City
Timetable, Detroit time
22:04DL 1686 from Philadelphia at the gate
21:54DL 2424 to Traverse City leaves the gate
23 h 50 apart on the timetable, overnight
DL 2424 leaves 23 h 50 after DL 1686 arrives on the timetable: more than half a day, so not a connection we count.