AA 4102 then DL 796 at O'Hare
Denver → Chicago → Atlanta
Timetable, Chicago time
12:55AA 4102 from Denver at the gate
15:00DL 796 to Atlanta leaves the gate
2 h 05 apart on the timetable
Today
From the airport’s board at 20:19 Chicago time
13:00AA 4102 reached the gate5 min late
16:17DL 796 left the gate1 h 17 late
3 h 17 between the gates
The last days
AA 4102 and DL 796 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.