AA 9909 then OO 6042 at O'Hare
South Bend → Chicago → Memphis
Timetable, Chicago time
09:30AA 9909 from South Bend at the gate
17:05OO 6042 to Memphis leaves the gate
7 h 35 apart on the timetable
The last days
AA 9909 and OO 6042 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.