AA 4973 then AA 3075 at LAX
Tucson → Los Angeles → Chicago O'Hare
Timetable, Los Angeles time
08:38AA 4973 from Tucson at the gate
10:15AA 3075 to Chicago O'Hare leaves the gate
1 h 37 apart on the timetable
The last days
AA 4973 and AA 3075 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.