AC 87 then AC 7177 at Toronto Pearson
Lima → Toronto → Vancouver
Timetable, Toronto time
16:00AC 87 from Lima at the gate
20:00AC 7177 to Vancouver leaves the gate
4 h apart on the timetable
The last days
AC 87 and AC 7177 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.