AC 7066 then AC 145 at Toronto Pearson
Vancouver → Toronto → Calgary
Timetable, Toronto time
06:05AC 7066 from Vancouver at the gate
14:25AC 145 to Calgary leaves the gate
8 h 20 apart on the timetable
The last days
AC 7066 and AC 145 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.