CA 1618 then OM 224 at Beijing
Dalian → Beijing → Ulaanbaatar
Timetable, Beijing time
17:00CA 1618 from Dalian at the gate
11:30OM 224 to Ulaanbaatar leaves the gate
18 h 30 apart on the timetable, overnight
OM 224 leaves 18 h 30 after CA 1618 arrives on the timetable: more than half a day, so not a connection we count.