AirHint found the following cheapest one-way flights from Hong Kong (HKG) to Ulaanbaatar (UBN) in April 2025 (see full year).
30 Apr | MIAT Mongolian Airlines | direct | |
26 Apr | Korean Air | ||
21 Apr | Air China | ||
18 Apr | Korean Air |
Also check the deals for return flights from Hong Kong to Ulaanbaatar in April.
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.