AC 20 then AC 7799 at Vancouver
Singapore → Vancouver → Kelowna
Timetable, Vancouver time
07:45AC 20 from Singapore at the gate
11:45AC 7799 to Kelowna leaves the gate
4 h apart on the timetable
The last days
AC 20 and AC 7799 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.