JL 6780 then TW 250 at Narita
Dalian → Tokyo → Seoul
Timetable, Tokyo time
19:53JL 6780 from Dalian at the gate
08:55TW 250 to Seoul leaves the gate
13 h 02 apart on the timetable, overnight
TW 250 leaves 13 h 02 after JL 6780 arrives on the timetable: more than half a day, so not a connection we count.