DL 624 then CX 75 at JFK
Mexico City → New York → Toronto
Timetable, New York time
21:24DL 624 from Mexico City at the gate
21:00CX 75 to Toronto leaves the gate
23 h 36 apart on the timetable, overnight
CX 75 leaves 23 h 36 after DL 624 arrives on the timetable: more than half a day, so not a connection we count.