AA 4922 then DL 2816 at O'Hare
Pittsburgh → Chicago → Boston
Timetable, Chicago time
12:23AA 4922 from Pittsburgh at the gate
15:05DL 2816 to Boston leaves the gate
2 h 42 apart on the timetable
Today
From the airport’s board at 18:47 Chicago time
12:01AA 4922 reached the gate22 min early
15:01DL 2816 left the gate4 min early
3 h between the gates
The last days
AA 4922 and DL 2816 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.