AA 4357 then AA 2469 at JFK
Boston → New York → Phoenix
Timetable, New York time
07:29AA 4357 from Boston at the gate
17:05AA 2469 to Phoenix leaves the gate
9 h 36 apart on the timetable
The last days
AA 4357 and AA 2469 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.