Cheapest return flights from Hong Kong to Ulaanbaatar in April from $374

Best time to book flights for Hong Kong (HKG) to Ulaanbaatar (UBN) flights at AirHint

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

Return flights

21 Apr - 29 Apr HK Express
19 Apr - 22 Apr HK Express
12 Apr - 18 Apr HK Express
19 Apr - 27 Apr Jeju Air
05 Apr - 11 Apr HK Express
10 Apr - 19 Apr HK Express
17 Apr - 22 Apr MIAT Mongolian Airlines
17 Apr - 23 Apr MIAT Mongolian Airlines direct
22 Apr - 30 Apr MIAT Mongolian Airlines direct
19 Apr - 27 Apr MIAT Mongolian Airlines direct
30 Apr - 05 May MIAT Mongolian Airlines direct

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

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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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