DL 1147 then KE 260 at O'Hare
Atlanta → Chicago → Seoul
Timetable, Chicago time
10:25DL 1147 from Atlanta at the gate
11:50KE 260 to Seoul leaves the gate
1 h 25 apart on the timetable
Today
From the airport’s board at 17:17 Chicago time
12:12DL 1147 reached the gate1 h 47 late
11:54KE 260 left the gate4 min late
−18 min between the gates
The last days
DL 1147 and KE 260 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.