F9 2858 then KD 312 at LAX
San Francisco → Los Angeles → Seoul
Timetable, Los Angeles time
22:22F9 2858 from San Francisco at the gate
04:42KD 312 to Seoul leaves the gate
6 h 20 apart on the timetable, overnight
The last days
F9 2858 and KD 312 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.