AA 2009 then AA 9827 at O'Hare
Nashville → Chicago → South Bend
Timetable, Chicago time
17:29AA 2009 from Nashville at the gate
19:21AA 9827 to South Bend leaves the gate
1 h 52 apart on the timetable
Today
From the airport’s board at 06:37 Chicago time
17:29AA 2009 due at the gate, no estimate yet
19:21AA 9827 due to leave, no estimate yet
1 h 52 between the gates, on these times
The last days
AA 2009 and AA 9827 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.