AA 3664 then AA 4185 at O'Hare
Buffalo → Chicago → Marquette
Timetable, Chicago time
12:29AA 3664 from Buffalo at the gate
13:29AA 4185 to Marquette leaves the gate
1 h apart on the timetable
The last days
AA 3664 and AA 4185 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 Marquette
AA 402519:106 h 41 after AA 3664 on the timetable