OM 223 then HU 7477 at Beijing
Ulaanbaatar → Beijing → Hangzhou
Timetable, Beijing time
19:30OM 223 from Ulaanbaatar at the gate
12:10HU 7477 to Hangzhou leaves the gate
16 h 40 apart on the timetable, overnight
HU 7477 leaves 16 h 40 after OM 223 arrives on the timetable: more than half a day, so not a connection we count.