AA 9782 then AA 126 at O'Hare
Boston → Chicago → Madrid
Timetable, Chicago time
13:14AA 9782 from Boston at the gate
18:05AA 126 to Madrid leaves the gate
4 h 51 apart on the timetable
The last days
AA 9782 and AA 126 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.
Later flights to Madrid
IB 34419:456 h 31 after AA 9782 on the timetable