AC 1803 then DL 5154 at Toronto Pearson
Kingston → Toronto → New York LaGuardia
Timetable, Toronto time
20:25AC 1803 from Kingston at the gate
18:45DL 5154 to New York LaGuardia leaves the gate
22 h 20 apart on the timetable, overnight
DL 5154 leaves 22 h 20 after AC 1803 arrives on the timetable: more than half a day, so not a connection we count.