AC 8822 then DL 2629 at Montréal
Washington National → Montréal → Atlanta
Timetable, Montréal time
12:46AC 8822 from Washington National at the gate
12:44DL 2629 to Atlanta leaves the gate
23 h 58 apart on the timetable, overnight
DL 2629 leaves 23 h 58 after AC 8822 arrives on the timetable: more than half a day, so not a connection we count.