AA 1047 then AA 3297 at O'Hare
Philadelphia → Chicago → Dallas-Fort Worth
Timetable, Chicago time
11:05AA 1047 from Philadelphia at the gate
21:06AA 3297 to Dallas-Fort Worth leaves the gate
10 h 01 apart on the timetable
The last days
AA 1047 and AA 3297 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.