Find flights
When to book
FAQs

Cheap flights from Seoul to Northern Ireland from £229

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — BFS
7 Jan — 14 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seoul to Northern Ireland

Enter your travel dates to find the best prices.

Best flights from Seoul to Northern Ireland
Discover carefully curated flight deals from Seoul to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 December 2025.

Tue 20/118:25ICN - BFS
2 stops24h 40mMultiple Airlines
Tue 27/105:45BFS - ICN
3 stops47h 05mMultiple Airlines
Deal found 6/12£428
Sun 1/223:05ICN - BHD
1 stop26h 45mKLM
Sat 7/217:20BHD - ICN
1 stop14h 35mKLM
Deal found 8/12£679
Thu 22/116:10ICN - BFS
2 stops27h 00mMultiple Airlines
Thu 29/106:30BFS - ICN
3 stops23h 25mMultiple Airlines
Deal found 8/12£457
Mon 18/500:15ICN - BHD
2 stops25h 15mQatar Airways
Fri 5/618:00BHD - ICN
2 stops40h 05mQatar Airways
Deal found 8/12£915
Sat 17/123:05ICN - BHD
1 stop26h 45mKLM
Fri 23/117:20BHD - ICN
1 stop14h 35mKLM
Deal found 8/12£743
Mon 2/212:40ICN - BHD
2 stops37h 10mMultiple Airlines
Fri 6/217:20BHD - ICN
2 stops32h 10mMultiple Airlines
Deal found 8/12£797
Sun 17/500:15ICN - BHD
2 stops40h 35mQatar Airways
Fri 5/611:05BHD - ICN
2 stops23h 00mQatar Airways
Deal found 8/12£915
Sun 1/209:50ICN - BFS
1 stop19h 05mMultiple Airlines
Sat 7/208:20BFS - ICN
2 stops22h 45mMultiple Airlines
Deal found 8/12£840
Thu 22/100:20ICN - BHD
2 stops42h 25mQatar Airways
Sun 25/107:00BHD - ICN
2 stops49h 15mQatar Airways
Deal found 6/12£951
Mon 2/218:25ICN - BFS
2 stops24h 40mMultiple Airlines
Fri 6/214:45BFS - ICN
1 stop18h 05mMultiple Airlines
Deal found 8/12£862
Wed 28/100:20ICN - BHD
2 stops26h 00mQatar Airways
Sun 1/211:05BHD - ICN
2 stops45h 10mQatar Airways
Deal found 6/12£951
Sat 17/109:50ICN - BFS
1 stop34h 05mMultiple Airlines
Fri 23/108:50BFS - ICN
1 stop22h 35mMultiple Airlines
Deal found 8/12£933
Sun 4/100:10ICN - BFS
2 stops21h 40mMultiple Airlines
Fri 9/114:20BFS - ICN
1 stop18h 30mMultiple Airlines
Deal found 8/12£1,128

Find flight deals from Seoul to Northern Ireland

Keep the following information in mind while searching for Seoul to Northern Ireland flight deals. Data was last updated 8 December 2025.

Round-trip from

£428

One-way from

£229
20/1-27/1
  • 20/1-27/1
  • 5 total stops
  • 71h 45m total
  • Seoul to Northern Ireland
Search Deals
1/4
  • 1/4
  • 2 total stops
  • 21h 55m total
  • Seoul to Northern Ireland
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Seoul to Northern Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 8 December 2025.
Use the filters below to find and compare flights from Seoul to Northern Ireland that are best for you.

Fly from

Seoul

Fly to

Northern Ireland

Route

Depart

Return

Price

IncheonBelfast

ICN - BFS

ICNBFS

Incheon Intl

Tue 20/1

18:25-10:05

2 stops24h 40m

Belfast Intl

Tue 27/1

05:45-13:50

3 stops47h 05m

£428

IncheonBelfast

ICN - BFS

ICNBFS

Incheon Intl

Thu 22/1

16:10-10:10

2 stops27h 00m

Belfast Intl

Thu 29/1

06:30-14:55

3 stops23h 25m

£457

IncheonBelfast

ICN - BHD

ICNBHD

Incheon Intl

Sun 1/2

23:05-16:50

1 stop26h 45m

Belfast City

Sat 7/2

17:20-16:55

1 stop14h 35m

£679

IncheonBelfast

ICN - BHD

ICNBHD

Incheon Intl

Sat 17/1

23:05-16:50

1 stop26h 45m

Belfast City

Fri 23/1

17:20-16:55

1 stop14h 35m

£743

IncheonBelfast

ICN - BHD

ICNBHD

Incheon Intl

Mon 2/2

12:40-16:50

2 stops37h 10m

Belfast City

Fri 6/2

17:20-10:30

2 stops32h 10m

£797

IncheonBelfast

ICN - BFS

ICNBFS

Incheon Intl

Sun 1/2

09:50-19:55

1 stop19h 05m

Belfast Intl

Sat 7/2

08:20-16:05

2 stops22h 45m

£840

IncheonBelfast

ICN - BFS

ICNBFS

Incheon Intl

Mon 2/2

18:25-10:05

2 stops24h 40m

Belfast Intl

Fri 6/2

14:45-17:50

1 stop18h 05m

£862

IncheonBelfast

ICN - BHD

ICNBHD

Incheon Intl

Mon 18/5

00:15-17:30

2 stops25h 15m

Belfast City

Fri 5/6

18:00-18:05

2 stops40h 05m

£915

IncheonBelfast

ICN - BHD

ICNBHD

Incheon Intl

Sun 17/5

00:15-08:50

2 stops40h 35m

Belfast City

Fri 5/6

11:05-18:05

2 stops23h 00m

£915

IncheonBelfast

ICN - BFS

ICNBFS

Incheon Intl

Sat 17/1

09:50-10:55

1 stop34h 05m

Belfast Intl

Fri 23/1

08:50-16:25

1 stop22h 35m

£933

Flights are sorted by cheapest return flights first.

Deals found on 8/12

Showing 1-10 of 18 results
1
2

Best time to book a flight from Seoul to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Seoul with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seoul to Northern Ireland
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Seoul to Northern Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seoul to Northern Ireland?

    For as low as £679, KLM can have you in Northern Ireland from Seoul in 26h 45m. There are 5473 mi between Seoul and Northern Ireland.

  • Can I find deals for flights from Seoul to Northern Ireland that include hotel bookings?

    Yes. In addition to deals on Seoul to Northern Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Seoul to Northern Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seoul to Northern Ireland.

  • Can I find deals for business class flights from Seoul to Northern Ireland?

    Yes. Cheapflights offers flight deals from Seoul to Northern Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seoul to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Heathrow flights
Incheon Intl to Stansted flights
Incheon Intl to Gatwick flights
Incheon Intl to London City flights
Gimpo Intl to Heathrow flights
Incheon Intl to Manchester flights
Busan to Heathrow flights
Busan to Gatwick flights
Incheon Intl to Edinburgh flights
Incheon Intl to Birmingham flights
Incheon Intl to Newcastle upon Tyne flights
Busan to Stansted flights
Gimpo Intl to London City flights
Incheon Intl to Belfast City flights
Daegu to Heathrow flights
Busan to Edinburgh flights
Busan to Glasgow Intl flights
Incheon Intl to Glasgow Intl flights
Busan to Manchester flights
Incheon Intl to Southampton flights
Incheon Intl to Cardiff flights
Jeju City to Heathrow flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seoul to Northern Ireland?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Northern Ireland from Seoul today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Seoul to Northern Ireland?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Northern Ireland from Seoul.

Can Cheapflights find flights from Seoul to Northern Ireland with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Seoul to Northern Ireland flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Seoul to Northern Ireland become cheaper?

Of course! You can now track prices for flights from Seoul to Northern Ireland and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.