DL 196 then DL 849 at Seattle
Seoul → Seattle → New York JFK
Timetable, Seattle time
11:51DL 196 from Seoul at the gate
16:00DL 849 to New York JFK leaves the gate
4 h 09 apart on the timetable
Today
From the airport’s board at 07:07 Seattle time
11:18DL 196 expected at the gate33 min early
16:00DL 849 due to leave, no estimate yet
4 h 42 between the gates, on these times
Seattle’s board gives a departure time for only about 57% of its flights, so many days show no gate time.
The last days
DL 196 and DL 849 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.