DL 1626 then DL 5101 at Detroit
St Louis → Detroit → Birmingham (Alabama)
Timetable, Detroit time
09:13DL 1626 from St Louis at the gate
08:40DL 5101 to Birmingham (Alabama) leaves the gate
23 h 27 apart on the timetable, overnight
DL 5101 leaves 23 h 27 after DL 1626 arrives on the timetable: more than half a day, so not a connection we count.