AC 7041 then AC 8483 at Montréal
Washington → Montréal → Chicago O'Hare
Timetable, Montréal time
00:07AC 7041 from Washington at the gate
18:10AC 8483 to Chicago O'Hare leaves the gate
18 h 03 apart on the timetable
AC 8483 leaves 18 h 03 after AC 7041 arrives on the timetable: more than half a day, so not a connection we count.