Cheapest return flights from Hong Kong to Ulaanbaatar in April from $390

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

06 Apr - 14 Apr Air Busan
26 Apr - 05 May Air China
30 Apr - 06 May Air China
30 Apr - 07 May Air China
24 Apr - 27 Apr Air China
08 Apr - 11 Apr Air China
21 Apr - 27 Apr Air China
27 Apr - 05 May Air China
10 Apr - 19 Apr Air China
27 Apr - 07 May Air China
20 Apr - 26 Apr Air China
07 Apr - 11 Apr Air China
08 Apr - 12 Apr Air China
08 Apr - 15 Apr Air China
20 Apr - 24 Apr Air China
27 Apr - 04 May MIAT Mongolian Airlines direct
27 Apr - 01 May MIAT Mongolian Airlines direct
30 Apr - 07 May MIAT Mongolian Airlines direct
30 Apr - 05 May MIAT Mongolian Airlines direct
26 Apr - 02 May Cathay Pacific 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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