F9 2387 then AA 5434 at Charlotte
Philadelphia → Charlotte → Allentown
Timetable, Charlotte time
10:40F9 2387 from Philadelphia at the gate
09:17AA 5434 to Allentown leaves the gate
22 h 37 apart on the timetable, overnight
AA 5434 leaves 22 h 37 after F9 2387 arrives on the timetable: more than half a day, so not a connection we count.