F9 2506 then DL 5845 at Philadelphia
Orlando → Philadelphia → Boston
Timetable, Philadelphia time
09:30F9 2506 from Orlando at the gate
09:00DL 5845 to Boston leaves the gate
23 h 30 apart on the timetable, overnight
DL 5845 leaves 23 h 30 after F9 2506 arrives on the timetable: more than half a day, so not a connection we count.