AA 5679 then AA 2255 at Charlotte
Montréal → Charlotte → Pittsburgh
Timetable, Charlotte time
10:05AA 5679 from Montréal at the gate
08:55AA 2255 to Pittsburgh leaves the gate
22 h 50 apart on the timetable, overnight
AA 2255 leaves 22 h 50 after AA 5679 arrives on the timetable: more than half a day, so not a connection we count.