DL 754 then AA 2376 at Detroit
San Diego → Detroit → Charlotte
Timetable, Detroit time
13:42DL 754 from San Diego at the gate
13:38AA 2376 to Charlotte leaves the gate
23 h 56 apart on the timetable, overnight
AA 2376 leaves 23 h 56 after DL 754 arrives on the timetable: more than half a day, so not a connection we count.