CA 991 then AC 8126 at Vancouver
Beijing → Vancouver → Edmonton
Timetable, Vancouver time
10:00CA 991 from Beijing at the gate
18:50AC 8126 to Edmonton leaves the gate
8 h 50 apart on the timetable
The last days
CA 991 and AC 8126 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.