AC 7885 then AC 9 at Toronto Pearson
Montréal → Toronto → Tokyo Narita
Timetable, Toronto time
15:46AC 7885 from Montréal at the gate
12:35AC 9 to Tokyo Narita leaves the gate
20 h 49 apart on the timetable, overnight
AC 9 leaves 20 h 49 after AC 7885 arrives on the timetable: more than half a day, so not a connection we count.