KE 164 then LJ 393 at Incheon
Dayong → Seoul → Naha
Timetable, Seoul time
03:40KE 164 from Dayong at the gate
08:50LJ 393 to Naha leaves the gate
5 h 10 apart on the timetable
The last days
KE 164 and LJ 393 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.