OM 223 then CA 1623 at Beijing
Ulaanbaatar → Beijing → Harbin
Timetable, Beijing time
19:30OM 223 from Ulaanbaatar at the gate
13:00CA 1623 to Harbin leaves the gate
17 h 30 apart on the timetable, overnight
CA 1623 leaves 17 h 30 after OM 223 arrives on the timetable: more than half a day, so not a connection we count.