AA 2137 then AA 1349 at O'Hare
Austin → Chicago → Los Angeles
Timetable, Chicago time
09:00AA 2137 from Austin at the gate
13:40AA 1349 to Los Angeles leaves the gate
4 h 40 apart on the timetable
The last days
AA 2137 and AA 1349 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.