DL 2638 then DL 5101 at Detroit
Miami → Detroit → Birmingham (Alabama)
Timetable, Detroit time
11:06DL 2638 from Miami at the gate
08:40DL 5101 to Birmingham (Alabama) leaves the gate
21 h 34 apart on the timetable, overnight
DL 5101 leaves 21 h 34 after DL 2638 arrives on the timetable: more than half a day, so not a connection we count.