AA 3484 then UA 8245 at O'Hare
St Louis → Chicago → Dallas-Fort Worth
Timetable, Chicago time
12:51AA 3484 from St Louis at the gate
21:00UA 8245 to Dallas-Fort Worth leaves the gate
8 h 09 apart on the timetable
Today
From the airport’s board at 22:41 Chicago time
13:28AA 3484 reached the gate37 min late
21:56UA 8245 left the gate56 min late
8 h 28 between the gates
The last days
AA 3484 and UA 8245 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.