AA 9915 then AA 32 at O'Hare
Shreveport → Chicago → San Diego
Timetable, Chicago time
16:00AA 9915 from Shreveport at the gate
19:45AA 32 to San Diego leaves the gate
3 h 45 apart on the timetable
The last days
AA 9915 and AA 32 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.