Cheapest one-way flights from Hong Kong to Ulaanbaatar in August from $219

AirHint found the following cheapest one-way flights from Hong Kong (HKG) to Ulaanbaatar (UBN) in August 2025 (see full year).

One-Way flights

26 Aug HK Express
15 Aug HK Express
28 Aug HK Express
05 Aug MIAT Mongolian Airlines direct
28 Aug MIAT Mongolian Airlines direct
26 Aug MIAT Mongolian Airlines direct
18 Aug MIAT Mongolian Airlines direct
02 Aug MIAT Mongolian Airlines direct
17 Aug HK Express
01 Aug HK Express

Also check the deals for return flights from Hong Kong to Ulaanbaatar in August.

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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