Cheap Flights from Hong Kong (HKG) to Ulaanbaatar (UBN) from HK$1,955~

View HK$1,955 flight on Mon, 9 Feb 2026Opens in a new window

Popular airlines from Hong Kong International Airport (HKG) to Ulaanbaatar (UBN-Chinggis Khaan Intl.)

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Find Cheap Flights from Hong Kong (HKG) to Ulaanbaatar (UBN)

Prices were available within the past 7 days and start at HK$1,955 for one-way flights and HK$3,369 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

MIAT Mongolian Airlines
Sun, 12 Oct - Thu, 16 Oct
HKG
Hong Kong SAR
UBN
Ulaanbaatar
HK$3,369 Return, found 1 hour ago
HK$3,369
Return
found 1 hour ago
Select MIAT Mongolian Airlines flight, departing Sun, 12 Oct from Hong Kong SAR to Ulaanbaatar, returning Thu, 16 Oct, priced at HK$3,369 found 1 hour ago
MIAT Mongolian Airlines
Tue, 30 Sept - Thu, 2 Oct
HKG
Hong Kong SAR
UBN
Ulaanbaatar
HK$3,437 Return, found 1 day ago
HK$3,437
Return
found 1 day ago
Select MIAT Mongolian Airlines flight, departing Tue, 30 Sept from Hong Kong SAR to Ulaanbaatar, returning Thu, 2 Oct, priced at HK$3,437 found 1 day ago
MIAT Mongolian Airlines
Thu, 1 Jan - Thu, 8 Jan
HKG
Hong Kong SAR
UBN
Ulaanbaatar
HK$3,471 Return, found 1 day ago
HK$3,471
Return
found 1 day ago
Select MIAT Mongolian Airlines flight, departing Thu, 1 Jan from Hong Kong SAR to Ulaanbaatar, returning Thu, 8 Jan, priced at HK$3,471 found 1 day ago
MIAT Mongolian Airlines
Thu, 16 Oct - Mon, 20 Oct
HKG
Hong Kong SAR
UBN
Ulaanbaatar
HK$3,487 Return, found 1 hour ago
HK$3,487
Return
found 1 hour ago
Select MIAT Mongolian Airlines flight, departing Thu, 16 Oct from Hong Kong SAR to Ulaanbaatar, returning Mon, 20 Oct, priced at HK$3,487 found 1 hour ago
MIAT Mongolian Airlines
Tue, 17 Feb - Tue, 24 Feb
HKG
Hong Kong SAR
UBN
Ulaanbaatar
HK$3,504 Return, found 2 hours ago
HK$3,504
Return
found 2 hours ago
Select MIAT Mongolian Airlines flight, departing Tue, 17 Feb from Hong Kong SAR to Ulaanbaatar, returning Tue, 24 Feb, priced at HK$3,504 found 2 hours ago
MIAT Mongolian Airlines
Fri, 1 May - Tue, 5 May
HKG
Hong Kong SAR
UBN
Ulaanbaatar
HK$3,535 Return, found 2 days ago
HK$3,535
Return
found 2 days ago
Select MIAT Mongolian Airlines flight, departing Fri, 1 May from Hong Kong SAR to Ulaanbaatar, returning Tue, 5 May, priced at HK$3,535 found 2 days ago
Air China
Tue, 4 Nov - Sun, 9 Nov
HKG
Hong Kong SAR
UBN
Ulaanbaatar
HK$3,667 Return, found 1 hour ago
HK$3,667
Return
found 1 hour ago
Select Air China flight, departing Tue, 4 Nov from Hong Kong SAR to Ulaanbaatar, returning Sun, 9 Nov, priced at HK$3,667 found 1 hour ago
Asiana Airlines
Wed, 5 Nov - Tue, 18 Nov
HKG
Hong Kong SAR
UBN
Ulaanbaatar
HK$4,595 Return, found 2 days ago
HK$4,595
Return
found 2 days ago
Select Asiana Airlines flight, departing Wed, 5 Nov from Hong Kong SAR to Ulaanbaatar, returning Tue, 18 Nov, priced at HK$4,595 found 2 days ago
Cathay Pacific
Sun, 12 Oct - Thu, 16 Oct
HKG
Hong Kong SAR
UBN
Ulaanbaatar
HK$4,643 Return, found 1 hour ago
HK$4,643
Return
found 1 hour ago
Select Cathay Pacific flight, departing Sun, 12 Oct from Hong Kong SAR to Ulaanbaatar, returning Thu, 16 Oct, priced at HK$4,643 found 1 hour ago
Korean Air
Thu, 16 Oct - Mon, 20 Oct
HKG
Hong Kong SAR
UBN
Ulaanbaatar
HK$5,119 Return, found 1 hour ago
HK$5,119
Return
found 1 hour ago
Select Korean Air flight, departing Thu, 16 Oct from Hong Kong SAR to Ulaanbaatar, returning Mon, 20 Oct, priced at HK$5,119 found 1 hour ago

Find the cheapest month to fly from Chek Lap Kok (HKG) to Ulaanbaatar (UBN)

June is typically the cheapest month to fly

From HK$2,963 - HK$4,240 per traveller.

Alternative airports near Ulaanbaatar

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ulaanbaatar (UBN-Chinggis Khaan Intl.) UBN. Cheapest option available. Average driving time to city centre is 38 minutes. Flights from HK$3,504
UBN
Ulaanbaatar (UBN-Chinggis Khaan Intl.)
Cheapest
Average driving time to city centre38 min
Flights from HK$3,504
Hong Kong to Ulaanbaatar route information
Origin airport
Hong Kong Intl.
Destination airport
Chinggis Khaan Intl.
Airlines serving
Air China, Asiana Airlines, Cathay Pacific, Korean Air, MIAT Mongolian Airlines
Return price
HK$3,369
Distance
2870 km
Average flight time
4 hours 40 mins

Flights from Chek Lap Kok to Sergelen

Book cheap flights from Chek Lap Kok (HKG) to Sergelen (UBN) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Chek Lap Kok (HKG) to Sergelen (UBN) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Chek Lap Kok (HKG) to Sergelen (UBN) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Sergelen flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Sergelen and things to do in Sergelen for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Sergelen more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Sergelen is HK$1,955 now!

 

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