AA 2573 then AA 2765 at Phoenix
Charlotte → Phoenix → Chicago O'Hare
Timetable, Phoenix time
01:03AA 2573 from Charlotte at the gate
07:16AA 2765 to Chicago O'Hare leaves the gate
6 h 13 apart on the timetable
The last days
AA 2573 and AA 2765 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.