AA 3974 then AA 1114 at O'Hare
Harrisburg → Chicago → Los Angeles
Timetable, Chicago time
15:34AA 3974 from Harrisburg at the gate
20:30AA 1114 to Los Angeles leaves the gate
4 h 56 apart on the timetable
The last days
AA 3974 and AA 1114 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.