AC 24 then AC 118 at Vancouver
Osaka → Vancouver → Toronto
Timetable, Vancouver time
12:30AC 24 from Osaka at the gate
17:20AC 118 to Toronto leaves the gate
4 h 50 apart on the timetable
The last days
AC 24 and AC 118 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.