M0 601 then KE 163 at Incheon
Ulaanbaatar → Seoul → Dayong
Timetable, Seoul time
19:30M0 601 from Ulaanbaatar at the gate
19:15KE 163 to Dayong leaves the gate
23 h 45 apart on the timetable, overnight
KE 163 leaves 23 h 45 after M0 601 arrives on the timetable: more than half a day, so not a connection we count.