AA 4544 then AA 4536 at O'Hare
Tulsa → Chicago → Indianapolis
Timetable, Chicago time
21:44AA 4544 from Tulsa at the gate
22:30AA 4536 to Indianapolis leaves the gate
46 min apart on the timetable
Today
From the airport’s board at 11:31 Chicago time
21:44AA 4544 due at the gate, no estimate yet
22:30AA 4536 due to leave, no estimate yet
46 min between the gates, on these times
The last days
AA 4544 and AA 4536 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.