AA 635 then AA 2506 at Phoenix
Miami → Phoenix → Chicago O'Hare
Timetable, Phoenix time
00:51AA 635 from Miami at the gate
05:30AA 2506 to Chicago O'Hare leaves the gate
4 h 39 apart on the timetable
The last days
AA 635 and AA 2506 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.