AC 401 then AC 2359 at Toronto Pearson
Montréal → Toronto → Calgary
Timetable, Toronto time
08:46AC 401 from Montréal at the gate
10:30AC 2359 to Calgary leaves the gate
1 h 44 apart on the timetable
The last days
AC 401 and AC 2359 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.