AC 1953 then TP 258 at Toronto Pearson
Quebec → Toronto → Lisbon
Timetable, Toronto time
23:28AC 1953 from Quebec at the gate
17:30TP 258 to Lisbon leaves the gate
18 h 02 apart on the timetable, overnight
TP 258 leaves 18 h 02 after AC 1953 arrives on the timetable: more than half a day, so not a connection we count.