AA 642 then AA 391 at O'Hare
Los Angeles → Chicago → Dallas-Fort Worth
Timetable, Chicago time
07:05AA 642 from Los Angeles at the gate
13:46AA 391 to Dallas-Fort Worth leaves the gate
6 h 41 apart on the timetable
The last days
AA 642 and AA 391 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.