DL 2957 then AC 408 at Toronto Pearson
Atlanta → Toronto → Montréal
Timetable, Toronto time
11:09DL 2957 from Atlanta at the gate
11:00AC 408 to Montréal leaves the gate
23 h 51 apart on the timetable, overnight
AC 408 leaves 23 h 51 after DL 2957 arrives on the timetable: more than half a day, so not a connection we count.