DL 2497 then DL 1627 at Detroit
San Antonio → Detroit → Memphis
Timetable, Detroit time
09:26DL 2497 from San Antonio at the gate
08:27DL 1627 to Memphis leaves the gate
23 h 01 apart on the timetable, overnight
DL 1627 leaves 23 h 01 after DL 2497 arrives on the timetable: more than half a day, so not a connection we count.