Cheap Flights from Ulaanbaatar (UBN) to Seoul (ICN) from HK$1,487~

View HK$1,487 flight on Sun, 5 Oct 2025Opens in a new window

Popular airlines from Ulaanbaatar (UBN-Chinggis Khaan Intl.) to Incheon Intl. Airport (ICN)

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Find Cheap Flights from Ulaanbaatar (UBN) to Seoul (ICN)

Prices were available within the past 7 days and start at HK$1,487 for one-way flights and HK$2,723 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

MIAT Mongolian Airlines
Fri, 12 Sep - Thu, 18 Sep
UBN
Ulaanbaatar
ICN
Seoul
HK$2,723 Return, found 2 hours ago
HK$2,723
Return
found 2 hours ago
Select MIAT Mongolian Airlines flight, departing Fri, 12 Sep from Ulaanbaatar to Seoul, returning Thu, 18 Sep, priced at HK$2,723 found 2 hours ago
MIAT Mongolian Airlines
Fri, 12 Sep - Thu, 18 Sep
UBN
Ulaanbaatar
ICN
Seoul
HK$2,843 Return, found 2 hours ago
HK$2,843
Return
found 2 hours ago
Select MIAT Mongolian Airlines flight, departing Fri, 12 Sep from Ulaanbaatar to Seoul, returning Thu, 18 Sep, priced at HK$2,843 found 2 hours ago
MIAT Mongolian Airlines
Fri, 12 Sep - Thu, 18 Sep
UBN
Ulaanbaatar
ICN
Seoul
HK$2,953 Return, found 2 hours ago
HK$2,953
Return
found 2 hours ago
Select MIAT Mongolian Airlines flight, departing Fri, 12 Sep from Ulaanbaatar to Seoul, returning Thu, 18 Sep, priced at HK$2,953 found 2 hours ago
Aero Mongolia
Sat, 9 Aug - Sun, 10 Aug
UBN
Ulaanbaatar
ICN
Seoul
HK$3,009 Return, found 9 hours ago
HK$3,009
Return
found 9 hours ago
Select Aero Mongolia flight, departing Sat, 9 Aug from Ulaanbaatar to Seoul, returning Sun, 10 Aug, priced at HK$3,009 found 9 hours ago
MIAT Mongolian Airlines
Thu, 4 Sep - Mon, 15 Sep
UBN
Ulaanbaatar
ICN
Seoul
HK$3,033 Return, found 3 days ago
HK$3,033
Return
found 3 days ago
Select MIAT Mongolian Airlines flight, departing Thu, 4 Sep from Ulaanbaatar to Seoul, returning Mon, 15 Sep, priced at HK$3,033 found 3 days ago
MIAT Mongolian Airlines
Fri, 12 Sep - Thu, 18 Sep
UBN
Ulaanbaatar
ICN
Seoul
HK$3,073 Return, found 2 hours ago
HK$3,073
Return
found 2 hours ago
Select MIAT Mongolian Airlines flight, departing Fri, 12 Sep from Ulaanbaatar to Seoul, returning Thu, 18 Sep, priced at HK$3,073 found 2 hours ago
Aero Mongolia
Thu, 7 Aug - Sun, 10 Aug
UBN
Ulaanbaatar
ICN
Seoul
HK$3,149 Return, found 9 hours ago
HK$3,149
Return
found 9 hours ago
Select Aero Mongolia flight, departing Thu, 7 Aug from Ulaanbaatar to Seoul, returning Sun, 10 Aug, priced at HK$3,149 found 9 hours ago
Asiana Airlines
Mon, 1 Sep - Wed, 10 Sep
UBN
Ulaanbaatar
ICN
Seoul
HK$3,220 Return, found 3 days ago
HK$3,220
Return
found 3 days ago
Select Asiana Airlines flight, departing Mon, 1 Sep from Ulaanbaatar to Seoul, returning Wed, 10 Sep, priced at HK$3,220 found 3 days ago
Korean Air
Fri, 12 Sep - Thu, 18 Sep
UBN
Ulaanbaatar
ICN
Seoul
HK$3,221 Return, found 2 hours ago
HK$3,221
Return
found 2 hours ago
Select Korean Air flight, departing Fri, 12 Sep from Ulaanbaatar to Seoul, returning Thu, 18 Sep, priced at HK$3,221 found 2 hours ago
Hahn Air Systems
Thu, 4 Sep - Mon, 15 Sep
UBN
Ulaanbaatar
ICN
Seoul
HK$3,445 Return, found 3 days ago
HK$3,445
Return
found 3 days ago
Select Hahn Air Systems flight, departing Thu, 4 Sep from Ulaanbaatar to Seoul, returning Mon, 15 Sep, priced at HK$3,445 found 3 days ago

Find the cheapest month to fly from Ulaanbaatar (UBN) to Seoul (ICN)

April is typically the cheapest month to fly

From HK$2,015 - HK$3,933 per traveller.

Graph displaying average flight prices per month

Ulaanbaatar to Seoul route information
Origin airport
Chinggis Khaan Intl.
Destination airport
Incheon Intl.
Airlines serving
Hahn Air Systems, Jeju Air with Bag, Korean Air, MIAT Mongolian Airlines
Return price
HK$2,723
Distance
1945 km
Average flight time
4 hours 8 mins

Flights from Sergelen to Incheon

Book cheap flights from Sergelen (UBN) to Incheon (ICN) 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 Sergelen (UBN) to Incheon (ICN) 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 Sergelen (UBN) to Incheon (ICN) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

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If you would like to book flights to Incheon more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Incheon is HK$1,487 now!

 

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