UA 5192 then QF 3271 at O'Hare
Jacksonville → Chicago → Toronto Pearson
Timetable, Chicago time
15:30UA 5192 from Jacksonville at the gate
14:50QF 3271 to Toronto Pearson leaves the gate
23 h 20 apart on the timetable, overnight
QF 3271 leaves 23 h 20 after UA 5192 arrives on the timetable: more than half a day, so not a connection we count.