AA 4103 then GG 9723 at O'Hare
Detroit → Chicago → Seoul
Timetable, Chicago time
11:00AA 4103 from Detroit at the gate
23:00GG 9723 to Seoul leaves the gate
12 h apart on the timetable
The last days
AA 4103 and GG 9723 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.
Later flights to Seoul
No later flight to Seoul on the timetable.