AC 2331 then DL 4980 at Toronto Pearson
Ottawa → Toronto → Detroit
Timetable, Toronto time
19:32AC 2331 from Ottawa at the gate
18:10DL 4980 to Detroit leaves the gate
22 h 38 apart on the timetable, overnight
DL 4980 leaves 22 h 38 after AC 2331 arrives on the timetable: more than half a day, so not a connection we count.