Cheapest one-way flights from Ulaanbaatar to Beijing in September from $161
AirHint found the following cheapest one-way flights from Ulaanbaatar (UBN) to Beijing (PEK) in September 2025 (see full year).
One-Way flights
| 16 Sep | MIAT Mongolian Airlines | direct | |
| 02 Sep | Air China | direct | |
| 03 Sep | Air China | direct | |
| 04 Sep | Air China | direct |
Also check the deals for return flights from Ulaanbaatar to Beijing in September.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
