AA 3969 then AA 3335 at O'Hare
Hilton Head → Chicago → Appleton
Timetable, Chicago time
15:39AA 3969 from Hilton Head at the gate
16:30AA 3335 to Appleton leaves the gate
51 min apart on the timetable
The last days
AA 3969 and AA 3335 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.