AA 4599 then AA 4715 at Boston
Philadelphia → Boston → Harrisburg
Timetable, Boston time
15:43AA 4599 from Philadelphia at the gate
22:00AA 4715 to Harrisburg leaves the gate
6 h 17 apart on the timetable
The last days
AA 4599 and AA 4715 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.
Later flights to Harrisburg
No later flight to Harrisburg on the timetable.