AC 118 then AC 1889 at Toronto Pearson
Vancouver → Toronto → Mexico City
Timetable, Toronto time
23:59AC 118 from Vancouver at the gate
20:55AC 1889 to Mexico City leaves the gate
20 h 56 apart on the timetable, overnight
AC 1889 leaves 20 h 56 after AC 118 arrives on the timetable: more than half a day, so not a connection we count.