AA 2991 then AA 5645 at Charlotte
Newark → Charlotte → Pittsburgh
Timetable, Charlotte time
08:05AA 2991 from Newark at the gate
11:30AA 5645 to Pittsburgh leaves the gate
3 h 25 apart on the timetable
The last days
AA 2991 and AA 5645 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.