AC 7059 then AA 5667 at Toronto Pearson
Montréal → Toronto → Washington National
Timetable, Toronto time
17:45AC 7059 from Montréal at the gate
17:14AA 5667 to Washington National leaves the gate
23 h 29 apart on the timetable, overnight
AA 5667 leaves 23 h 29 after AC 7059 arrives on the timetable: more than half a day, so not a connection we count.