AA 516 then DL 5731 at Boston
Washington National → Boston → Pittsburgh
Timetable, Boston time
09:38AA 516 from Washington National at the gate
11:45DL 5731 to Pittsburgh leaves the gate
2 h 07 apart on the timetable
The last days
AA 516 and DL 5731 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.