AC 7041 then AC 8610 at Montréal
Washington → Montréal → Boston
Timetable, Montréal time
00:07AC 7041 from Washington at the gate
17:30AC 8610 to Boston leaves the gate
17 h 23 apart on the timetable
AC 8610 leaves 17 h 23 after AC 7041 arrives on the timetable: more than half a day, so not a connection we count.