Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from the United Kingdom to Seoul from £265

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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SEL
20 Jul — 27 Jul1
1 adult

Cheap flight deals from United Kingdom to Seoul

Keep the following information in mind while searching for United Kingdom to Seoul flight deals. Data was last updated 15 July 2025.

Round-trip from

£510

One-way from

£265

Popular in

July

Cheapest in

November

Average price

£793

Good round-trip deal

£936 or less

Good one-way deal

£691 or less
Air China
  • Air China
  • 29/9-12/10
  • 2 total stops
  • 40h 40m total
  • United Kingdom to Seoul
Search Deals
9/11
  • 9/11
  • 3 total stops
  • 29h 50m total
  • United Kingdom to Seoul
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£89 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from United Kingdom to Seoul (SEL).
Search Deals
Price to beat on a one-way flight from United Kingdom to Seoul (SEL).
Search Deals

Find flight deals from United Kingdom to Seoul

Cheapest flights from United Kingdom to Seoul
Explore the most affordable flight options available from United Kingdom to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2025.

Mon 29/912:35LGW - GMP
1 stop16h 30mAir China
Sun 12/1014:25GMP - LGW
1 stop24h 10mAir China
Deal found 14/7£510
Fri 24/1020:25LHR - GMP
1 stop32h 40mAir China
Thu 30/1014:25GMP - LHR
1 stop36h 25mAir China
Deal found 13/7£510
Sat 29/1121:30LHR - GMP
1 stop29h 55mChina Southern
Fri 26/1213:45GMP - LHR
1 stop37h 10mChina Southern
Deal found 15/7£519
Mon 3/1117:00LGW - GMP
1 stop33h 00mMultiple Airlines
Sat 15/1120:50GMP - LGW
1 stop26h 10mMultiple Airlines
Deal found 13/7£544
Tue 2/922:40LHR - ICN
1 stop15h 05mMultiple Airlines
Sun 21/918:05ICN - LHR
1 stop31h 00mMultiple Airlines
Deal found 15/7£559
Fri 29/820:25LHR - ICN
1 stop31h 10mAir China
Fri 5/913:05ICN - LHR
1 stop36h 40mAir China
Deal found 15/7£561
Tue 2/1210:30LGW - ICN
2 stops25h 10mChina Eastern
Wed 10/1216:20ICN - LGW
1 stop23h 10mChina Eastern
Deal found 15/7£561
Thu 28/812:00LGW - ICN
1 stop25h 50mChina Southern
Thu 4/910:20ICN - LGW
1 stop28h 50mChina Southern
Deal found 14/7£562
Fri 29/821:00LHR - ICN
1 stop17h 10mChina Southern
Fri 5/916:45ICN - LHR
1 stop34h 15mChina Southern
Deal found 15/7£562
Wed 13/823:10STN - ICN
2 stops29h 40mMultiple Airlines
Wed 10/918:25ICN - STN
2 stops34h 25mMultiple Airlines
Deal found 15/7£563
Wed 10/1206:30LHR - ICN
1 stop19h 20mLufthansa
Wed 31/1213:05ICN - LHR
1 stop34h 45mLufthansa
Deal found 15/7£563
Thu 28/812:35LGW - ICN
1 stop15h 00mAir China
Thu 4/917:50ICN - LGW
1 stop20h 45mAir China
Deal found 14/7£565

Cheapflights Fare Finder

Customise your flight search to find flights from United Kingdom to Seoul 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 15 July 2025.
Use the filters below to find and compare flights from the United Kingdom to Seoul that are best for you.

Fly from

United Kingdom

Fly to

Seoul

Route

Depart

Return

Price

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mon 29/9

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sun 12/10

14:25-06:35

1 stop24h 10m

£510

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Fri 24/10

20:25-13:05

1 stop32h 40m

Seoul Gimpo Intl

Thu 30/10

14:25-17:50

1 stop36h 25m

£510

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Sat 29/11

21:30-12:25

1 stop29h 55m

Seoul Gimpo Intl

Fri 26/12

13:45-17:55

1 stop37h 10m

£519

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mon 3/11

17:00-11:00

1 stop33h 00m

Seoul Gimpo Intl

Sat 15/11

20:50-14:00

1 stop26h 10m

£544

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 2/9

22:40-21:45

1 stop15h 05m

Incheon Intl

Sun 21/9

18:05-17:05

1 stop31h 00m

£559

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Tue 2/12

10:30-20:40

2 stops25h 10m

Incheon Intl

Wed 10/12

16:20-06:30

1 stop23h 10m

£561

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Fri 29/8

20:25-11:35

1 stop31h 10m

Incheon Intl

Fri 5/9

13:05-17:45

1 stop36h 40m

£561

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Thu 28/8

12:00-21:50

1 stop25h 50m

Incheon Intl

Thu 4/9

10:20-07:10

1 stop28h 50m

£562

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Fri 29/8

21:00-22:10

1 stop17h 10m

Incheon Intl

Fri 5/9

16:45-19:00

1 stop34h 15m

£562

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Wed 10/12

06:30-10:50

1 stop19h 20m

Incheon Intl

Wed 31/12

13:05-14:50

1 stop34h 45m

£563

Flights are sorted by cheapest return flights first.

Deals found on 15/7

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from United Kingdom to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from United Kingdom 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 the United Kingdom to Seoul

What is the cheapest month to book a flight from United Kingdom to Seoul?

Currently, November is the cheapest month in which you can book a flight from United Kingdom to Seoul (average of £638). Flying from United Kingdom to Seoul in July is currently the most expensive (average of £1,142). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GB to SEL?

Find hourly flight availability from United Kingdom to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 July 2025.

When flying from United Kingdom to Seoul, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from United Kingdom to Seoul

Explore weekly flight availability from United Kingdom to Seoul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 15 July 2025.

The most flights from GB0 to SEL are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seoul. Reviews last updated 15 July 2025.
See what other customers who have flown with ANA, Hainan Airlines, andKLM from the United Kingdom to Seoul have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very Good
902 reviews
Check prices

Crew

8.7

Boarding

8.5

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Reviews

1 / 20
10.0
Excellent

Kenneth,Jul 2025

SFO - HND

Great food, great service, great comfort. Can’t ask for more although I’m only flying economy!
ANA
8.4
Very Good
902 reviews
ANA
8.4
Very Good
902 reviews
Check prices

Crew

8.7

Boarding

8.5

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Reviews

1 / 20
10.0
Excellent

Kenneth,Jul 2025

SFO - HND

Great food, great service, great comfort. Can’t ask for more although I’m only flying economy!
Hainan Airlines
8.2
Very Good
41 reviews
ANA
8.4
Very Good
902 reviews
Check prices

Crew

8.7

Boarding

8.5

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Reviews

1 / 20
10.0
Excellent

Kenneth,Jul 2025

SFO - HND

Great food, great service, great comfort. Can’t ask for more although I’m only flying economy!
KLM
7.8
Good
1,372 reviews
ANA
8.4
Very Good
902 reviews
Check prices

Crew

8.7

Boarding

8.5

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Reviews

1 / 20
10.0
Excellent

Kenneth,Jul 2025

SFO - HND

Great food, great service, great comfort. Can’t ask for more although I’m only flying economy!
LOT
7.6
Good
1,099 reviews
ANA
8.4
Very Good
902 reviews
Check prices

Crew

8.7

Boarding

8.5

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Reviews

1 / 20
10.0
Excellent

Kenneth,Jul 2025

SFO - HND

Great food, great service, great comfort. Can’t ask for more although I’m only flying economy!
China Southern
7.6
Good
103 reviews
ANA
8.4
Very Good
902 reviews
Check prices

Crew

8.7

Boarding

8.5

Comfort

8.2

Overall

8.4

Entertainment

7.9

Food

7.7

Reviews

1 / 20
10.0
Excellent

Kenneth,Jul 2025

SFO - HND

Great food, great service, great comfort. Can’t ask for more although I’m only flying economy!

Related info for your journey

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

  • What are the cheapest airlines to fly from United Kingdom to Seoul one-way?

    £330 is the cheapest one-way deal found within the past few days, from China Eastern. You may also be able to find cheap deals on Air India and Air China, with prices starting from £339 and £342, respectively.

  • What are the most popular routes from United Kingdom to Seoul?

    While some choose either London Heathrow - Seoul Gimpo Intl or London Gatwick - Incheon Intl, London Heathrow - Incheon Intl is the most popular route from United Kingdom to Seoul.

  • What are the most reliable airlines from United Kingdom to Seoul?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from United Kingdom to Seoul on time: Asiana Airlines (92%), Korean Air (88%), Virgin Atlantic (88%).

  • What are the cheapest flights from United Kingdom to Seoul?

    Looking at all options, your cheapest flight can be booked for £514. While the most popular route (London Heathrow - Incheon Intl) can be booked for £341 on average our data indicates £2,477 when flying from United Kingdom to Seoul.

  • Can I find deals for flights from United Kingdom to Seoul that include hotel bookings?

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

  • How can I find direct flights from United Kingdom to Seoul?

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

  • Can I find deals for business class flights from United Kingdom to Seoul?

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

  • What is the cheapest month to book a flight from United Kingdom to Seoul?

    Currently, November is the cheapest month in which you can book a flight from United Kingdom to Seoul (average of £638). Flying from United Kingdom to Seoul in July is currently the most expensive (average of £1,142). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 United Kingdom to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Incheon Intl flights
Heathrow to Gimpo Intl flights
Gatwick to Incheon Intl flights
Stansted to Incheon Intl flights
London City to Incheon Intl flights
Gatwick to Gimpo Intl flights
Luton to Incheon Intl flights
Manchester to Incheon Intl flights
Manchester to Gimpo Intl flights
Newcastle upon Tyne to Incheon Intl flights
Istanbul to Incheon Intl flights
Newcastle upon Tyne to Gimpo Intl flights
Gatwick to Busan flights
Heathrow to Busan flights
Edinburgh to Incheon Intl flights
London City to Busan flights
Edinburgh to Gimpo Intl flights
Birmingham to Incheon Intl flights
Istanbul to Gimpo Intl flights
Heathrow to Jeju City flights
Charles de Gaulle to Incheon Intl flights
Glasgow Intl to Incheon Intl flights
Malpensa to Incheon Intl flights
Bristol to Incheon Intl flights
Southampton to Incheon Intl flights
Amsterdam to Incheon Intl flights
Birmingham to Gimpo Intl flights
Leeds to Incheon Intl flights
Munich to Incheon Intl flights
Madrid to Incheon Intl flights
Zurich to Incheon Intl flights
Luton to Busan flights
Belfast Intl to Incheon Intl flights
Frederic Chopin to Incheon Intl flights
Aberdeen to Incheon Intl flights
Frankfurt to Incheon Intl flights

Top 10 airlines flying from United Kingdom to Seoul

Discover the top 10 airlines that operate flights from United Kingdom to Seoul. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 July 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£319Average£498FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest£336Average£410FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air ChinaCheapest£343Average£587FlexibilityNo cancel feeOn-time67%
Search Air China flights
Shenzhen AirlinesCheapest£421Average£460FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
LufthansaCheapest£448Average£690FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£463Average£757FlexibilityNo cancel feeOn-time75%
Search KLM flights
Scandinavian AirlinesCheapest£469Average£534FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
LOTCheapest£522Average£706FlexibilityNo cancel feeOn-time81%
Search LOT flights
Turkish AirlinesCheapest£534Average£664FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Etihad AirwaysCheapest£535Average£692FlexibilityNo cancel feeOn-time75%
Search Etihad Airways 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 United Kingdom to Seoul?

Deals for United Kingdom to Seoul flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Seoul?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from United Kingdom to Seoul for you. Better yet — we are completely free to use.

Can Cheapflights find flights from United Kingdom to Seoul with no change fees?

Yes, we can. To see specific flights from United Kingdom to Seoul with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from United Kingdom to Seoul become cheaper?

Of course! You can now track prices for flights from United Kingdom to Seoul 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.
Site
©2025 Cheapflights