WN 3704 then AA 866 at Boston
Austin → Boston → Chicago O'Hare
Timetable, Boston time
12:50WN 3704 from Austin at the gate
13:30AA 866 to Chicago O'Hare leaves the gate
40 min apart on the timetable
The last days
WN 3704 and AA 866 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.