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Nonstop flights from Ulaanbaatar to Hong Kong from $520 UBN → HKG

Chinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)

The cheapest nonstop return found recently is $520 with MIAT Mongolian Airlines, 28 Apr 2027 – 4 May 2027, found 2 days ago.

Nonstop return

The cheapest nonstop return fare on each of 20 departure dates is usually $521 to $579.

Cheapest nonstop return

$520

28 Apr 2027 – 4 May 2027 · MIAT Mongolian Airlines

Chinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)

Leaves 12:55 p.m. · Return leaves 12:05 p.m. · 9 h 15 min of travel, both ways together

out nonstop, back nonstop

found 2 days ago

See prices for these datesCheck today's price

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Airlines flying it nonstop on the return fares we hold: MIAT Mongolian Airlines (20 departure dates).

On the 9 trips where we hold both on the same dates, nonstop cost a median $183 (46.5%) more than the cheapest fare with stops. Nonstop was cheaper or the same price on 1 of those 9 trips.

Every nonstop date we hold

Nonstop fares on 20 of the 25 departure dates we hold for this route.

18 Nov – 1 Dec: $542, found 6 days ago1 Dec – 12 Dec: $659, found 4 days ago2 Dec – 17 Dec: $519, found 8 days ago16 Dec – 31 Dec: $572, found 8 days ago17 Dec – 31 Dec: $602, found 8 days ago22 Dec – 31 Dec: $627, found 8 days ago23 Dec – 8 Jan 2027: $700, found 4 days ago31 Dec – 12 Jan 2027: $722, found 3 days ago22 Feb 2027 – 28 Feb 2027: $562, found 4 days ago28 Feb 2027 – 5 Mar 2027: $545, found 6 days ago3 Mar 2027 – 9 Mar 2027: $519, found 6 days ago4 Mar 2027 – 9 Mar 2027: $521, found 2 days ago28 Apr 2027 – 4 May 2027: $520, found 2 days ago29 Apr 2027 – 5 May 2027: $520, found 2 days ago30 Apr 2027 – 5 May 2027: $522, found 4 days ago1 May 2027 – 6 May 2027: $522, found 4 days ago2 May 2027 – 8 May 2027: $520, found 2 days ago3 May 2027 – 8 May 2027: $522, found 4 days ago6 May 2027 – 13 May 2027: $522, found 4 days ago10 May 2027 – 17 May 2027: $522, found 2 days agoDecFebMarAprMay
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
18 Nov – 1 Dec$542MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 6 days agoSee prices for these dates
1 Dec – 12 Dec$659MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 4 days agoSee prices for these dates
2 Dec – 17 Dec$519MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 8 days agoSee prices for these dates
16 Dec – 31 Dec$572MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 8 days agoSee prices for these dates
17 Dec – 31 Dec$602MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 8 days agoSee prices for these dates
22 Dec – 31 Dec$627MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 8 days agoSee prices for these dates
23 Dec – 8 Jan 2027$700MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 4 days agoSee prices for these dates
31 Dec – 12 Jan 2027$722MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 3 days agoSee prices for these dates
22 Feb 2027 – 28 Feb 2027$562MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 4 days agoSee prices for these dates
28 Feb 2027 – 5 Mar 2027$545MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 6 days agoSee prices for these dates
3 Mar 2027 – 9 Mar 2027$519MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 6 days agoSee prices for these dates
4 Mar 2027 – 9 Mar 2027$521MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 2 days agoSee prices for these dates
28 Apr 2027 – 4 May 2027$520MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 2 days agoSee prices for these dates
29 Apr 2027 – 5 May 2027$520MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 2 days agoSee prices for these dates
30 Apr 2027 – 5 May 2027$522MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 4 days agoSee prices for these dates
1 May 2027 – 6 May 2027$522MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 4 days agoSee prices for these dates
2 May 2027 – 8 May 2027$520MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 2 days agoSee prices for these dates
3 May 2027 – 8 May 2027$522MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 4 days agoSee prices for these dates
6 May 2027 – 13 May 2027$522MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 4 days agoSee prices for these dates
10 May 2027 – 17 May 2027$522MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 2 days agoSee prices for these dates

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work