F9 2060 then AA 5458 at Philadelphia
Raleigh-Durham → Philadelphia → Burlington
Timetable, Philadelphia time
16:24F9 2060 from Raleigh-Durham at the gate
13:55AA 5458 to Burlington leaves the gate
21 h 31 apart on the timetable, overnight
AA 5458 leaves 21 h 31 after F9 2060 arrives on the timetable: more than half a day, so not a connection we count.