AC 7291 then AC 606 at Toronto Pearson
Madrid → Toronto → Halifax
Timetable, Toronto time
03:30AC 7291 from Madrid at the gate
10:00AC 606 to Halifax leaves the gate
6 h 30 apart on the timetable
The last days
AC 7291 and AC 606 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.