WS 2559 then AC 8458 at Toronto Pearson
Cancún → Toronto → New York LaGuardia
Timetable, Toronto time
02:10WS 2559 from Cancún at the gate
10:15AC 8458 to New York LaGuardia leaves the gate
8 h 05 apart on the timetable
The last days
WS 2559 and AC 8458 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.