Cheapest return flights from Hong Kong to Ulaanbaatar in October from $450

AirHint found the following cheapest return flights from Hong Kong (HKG) to Ulaanbaatar (UBN) in October 2025 (see full year).

Return flights

25 Oct - 29 Oct HK Express
19 Oct - 25 Oct MIAT Mongolian Airlines
06 Oct - 10 Oct MIAT Mongolian Airlines
01 Oct - 07 Oct MIAT Mongolian Airlines direct
06 Oct - 10 Oct Cathay Pacific direct
17 Oct - 20 Oct Cathay Pacific direct
19 Oct - 25 Oct Cathay Pacific direct

Also check the deals for one-way flights from Hong Kong to Ulaanbaatar in October.

Skyscanner

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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