Cheapest one-way flights from Ulaanbaatar to London in September from $349

AirHint found the following cheapest one-way flights from Ulaanbaatar (UBN) to London (LGW) in September 2025 (see full year).

One-Way flights

23 Sep MIAT Mongolian Airlines
18 Sep MIAT Mongolian Airlines
02 Sep MIAT Mongolian Airlines
30 Sep MIAT Mongolian Airlines
03 Sep MIAT Mongolian Airlines
27 Sep Turkish Airlines
01 Sep MIAT Mongolian Airlines
29 Sep Jin Air
08 Sep Air China

Also check the deals for return flights from Ulaanbaatar to London in September.

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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.

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