AA 3872 then AA 3437 at O'Hare
Peoria → Chicago → Rochester (ROC)
Timetable, Chicago time
07:16AA 3872 from Peoria at the gate
08:05AA 3437 to Rochester (ROC) leaves the gate
49 min apart on the timetable
The last days
AA 3872 and AA 3437 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.