DL 2368 then AA 6315 at LAX
Chicago O'Hare → Los Angeles → Tucson
Timetable, Los Angeles time
21:05DL 2368 from Chicago O'Hare at the gate
20:04AA 6315 to Tucson leaves the gate
22 h 59 apart on the timetable, overnight
AA 6315 leaves 22 h 59 after DL 2368 arrives on the timetable: more than half a day, so not a connection we count.