AV 2150 then AA 597 at San Francisco
Los Angeles → San Francisco → Chicago O'Hare
Timetable, San Francisco time
18:02AV 2150 from Los Angeles at the gate
17:22AA 597 to Chicago O'Hare leaves the gatealso QF 4712
23 h 20 apart on the timetable, overnight
AA 597 leaves 23 h 20 after AV 2150 arrives on the timetable: more than half a day, so not a connection we count.