WN 330 then AA 1466 at Denver
Buffalo → Denver → Chicago O'Hare
Timetable, Denver time
17:30WN 330 from Buffalo at the gate
18:11AA 1466 to Chicago O'Hare leaves the gate
41 min apart on the timetable
The last days
WN 330 and AA 1466 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.