DL 1686 then AA 5347 at Philadelphia
Detroit → Philadelphia → Richmond
Timetable, Philadelphia time
19:18DL 1686 from Detroit at the gate
10:02AA 5347 to Richmond leaves the gate
14 h 44 apart on the timetable, overnight
AA 5347 leaves 14 h 44 after DL 1686 arrives on the timetable: more than half a day, so not a connection we count.