F9 2021 then DL 5874 at Detroit
Philadelphia → Detroit → Indianapolis
Timetable, Detroit time
00:05F9 2021 from Philadelphia at the gate
19:35DL 5874 to Indianapolis leaves the gate
19 h 30 apart on the timetable
DL 5874 leaves 19 h 30 after F9 2021 arrives on the timetable: more than half a day, so not a connection we count.