AA 5864 then AC 7058 at Toronto Pearson
Philadelphia → Toronto → Montréal
Timetable, Toronto time
17:27AA 5864 from Philadelphia at the gate
09:00AC 7058 to Montréal leaves the gate
15 h 33 apart on the timetable, overnight
AC 7058 leaves 15 h 33 after AA 5864 arrives on the timetable: more than half a day, so not a connection we count.