AA 3104 then AA 1162 at Atlanta
Dallas-Fort Worth → Atlanta → Chicago O'Hare
Timetable, Atlanta time
14:06AA 3104 from Dallas-Fort Worth at the gate
16:29AA 1162 to Chicago O'Hare leaves the gate
2 h 23 apart on the timetable
The last days
AA 3104 and AA 1162 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.