AA 1218 then AA 9785 at O'Hare
Tampa → Chicago → Philadelphia
Timetable, Chicago time
15:54AA 1218 from Tampa at the gate
21:00AA 9785 to Philadelphia leaves the gate
5 h 06 apart on the timetable
Today
From the airport’s board at 05:17 Chicago time
15:54AA 1218 due at the gate, no estimate yet
21:00AA 9785 is cancelled
The last days
AA 1218 and AA 9785 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.