AV 2183 then AA 2524 at San Francisco
Vancouver → San Francisco → Chicago O'Hare
Timetable, San Francisco time
15:27AV 2183 from Vancouver at the gate
15:04AA 2524 to Chicago O'Hare leaves the gatealso QF 4550, FJ 5015
23 h 37 apart on the timetable, overnight
AA 2524 leaves 23 h 37 after AV 2183 arrives on the timetable: more than half a day, so not a connection we count.