AC 7041 then AC 732 at Montréal
Washington → Montréal → New York LaGuardia
Timetable, Montréal time
00:07AC 7041 from Washington at the gate
15:20AC 732 to New York LaGuardia leaves the gate
15 h 13 apart on the timetable
AC 732 leaves 15 h 13 after AC 7041 arrives on the timetable: more than half a day, so not a connection we count.