AC 2009 then PD 771 at Toronto Pearson
Saint John → Toronto → Puerto Vallarta
Timetable, Toronto time
19:28AC 2009 from Saint John at the gate
12:30PD 771 to Puerto Vallarta leaves the gate
17 h 02 apart on the timetable, overnight
PD 771 leaves 17 h 02 after AC 2009 arrives on the timetable: more than half a day, so not a connection we count.