DL 2468 then DL 1174 at Atlanta
West Palm Beach → Atlanta → Philadelphia
Timetable, Atlanta time
21:00DL 2468 from West Palm Beach at the gate
20:15DL 1174 to Philadelphia leaves the gate
23 h 15 apart on the timetable, overnight
DL 1174 leaves 23 h 15 after DL 2468 arrives on the timetable: more than half a day, so not a connection we count.