OM 223 then HU 7335 at Beijing
Ulaanbaatar → Beijing → Changsha
Timetable, Beijing time
19:30OM 223 from Ulaanbaatar at the gate
12:15HU 7335 to Changsha leaves the gate
16 h 45 apart on the timetable, overnight
HU 7335 leaves 16 h 45 after OM 223 arrives on the timetable: more than half a day, so not a connection we count.