HU 495 then JB 392 at Vancouver
Beijing → Vancouver → Calgary
Timetable, Vancouver time
09:07HU 495 from Beijing at the gate
10:57JB 392 to Calgary leaves the gate
1 h 50 apart on the timetable
The last days
HU 495 and JB 392 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.