AA 4479 then AA 2828 at O'Hare
Pittsburgh → Chicago → New York LaGuardia
Timetable, Chicago time
14:00AA 4479 from Pittsburgh at the gate
16:28AA 2828 to New York LaGuardia leaves the gate
2 h 28 apart on the timetable
The last days
AA 4479 and AA 2828 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.