OM 223 then ZH 9148 at Beijing
Ulaanbaatar → Beijing → Guangzhou
Timetable, Beijing time
19:30OM 223 from Ulaanbaatar at the gate
11:25ZH 9148 to Guangzhou leaves the gate
15 h 55 apart on the timetable, overnight
ZH 9148 leaves 15 h 55 after OM 223 arrives on the timetable: more than half a day, so not a connection we count.