AA 9782 then QF 7554 at O'Hare
Boston → Chicago → Dallas-Fort Worth
Timetable, Chicago time
13:14AA 9782 from Boston at the gate
13:37QF 7554 to Dallas-Fort Worth leaves the gate
23 min apart on the timetable
The last days
AA 9782 and QF 7554 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.