AA 2131 then QF 7552 at O'Hare
San Diego → Chicago → Los Angeles
Timetable, Chicago time
19:42AA 2131 from San Diego at the gate
18:50QF 7552 to Los Angeles leaves the gate
23 h 08 apart on the timetable, overnight
QF 7552 leaves 23 h 08 after AA 2131 arrives on the timetable: more than half a day, so not a connection we count.