Cheap flights from London to South Korea from £240

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 25/1. Fares are subject to change and may not be available on all flights or dates of travel.
LON — ICN
30 Dec — 6 Jan1
1 adult
1 adult, Economy, 0 bags

Find flight deals from London to South Korea

Enter your travel dates to find the best prices.

Cheapest flights from London to South Korea
Explore the most affordable flight options available from London to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 November 2025.

Mon 1/1217:35LHR - ICN
1 stop14h 45mAir France
Mon 8/1212:40ICN - LHR
1 stop17h 45mAir France
Deal found 28/11£369
Sun 30/1117:00LGW - ICN
1 stop37h 20mChina Eastern
Thu 22/108:55ICN - LGW
1 stop30h 35mChina Eastern
Deal found 28/11£369
Mon 1/1221:30LHR - ICN
1 stop15h 45mChina Southern
Sun 14/1209:25ICN - LHR
1 stop18h 10mChina Southern
Deal found 28/11£370
Sat 29/1121:35LHR - ICN
1 stop30h 20mAir China
Wed 3/1211:10ICN - LHR
1 stop15h 40mAir China
Deal found 27/11£371
Tue 2/1222:10LHR - ICN
1 stop29h 45mAir China
Fri 5/1214:50ICN - LHR
1 stop36h 00mAir China
Deal found 27/11£372
Thu 4/1215:45LHR - ICN
1 stop16h 10mKLM
Tue 9/1223:05ICN - LHR
1 stop20h 40mKLM
Deal found 29/11£372
Tue 2/1210:30LGW - ICN
2 stops19h 25mMultiple Airlines
Thu 11/1216:15ICN - LGW
1 stop23h 05mMultiple Airlines
Deal found 28/11£372
Sat 29/1121:35LHR - ICN
1 stop30h 20mAir China
Fri 12/1214:50ICN - LHR
1 stop36h 00mAir China
Deal found 28/11£373
Sat 29/1121:00LHR - ICN
2 stops40h 45mChina Eastern
Fri 5/1208:55ICN - LHR
1 stop17h 35mChina Eastern
Deal found 28/11£375
Thu 4/1221:35LHR - ICN
1 stop30h 20mAir China
Tue 9/1211:10ICN - LHR
1 stop15h 40mAir China
Deal found 29/11£376
Sat 29/1121:00LHR - ICN
2 stops40h 45mChina Eastern
Fri 12/1208:55ICN - LHR
1 stop17h 35mChina Eastern
Deal found 28/11£377
Sat 29/1121:35LHR - ICN
1 stop30h 20mAir China
Tue 2/1214:50ICN - LHR
1 stop36h 00mAir China
Deal found 27/11£378

Cheap flight deals from London to South Korea

Keep the following information in mind while searching for London to South Korea flight deals. Data was last updated 30 November 2025.

Round-trip from

£351

One-way from

£240

Popular in

July

Cheapest in

November

Average price

£434

Good round-trip deal

£786 or less

Good one-way deal

£477 or less
Air China
  • Air China
  • 3/5-10/5
  • 2 total stops
  • 40h 40m total
  • London to South Korea
Air China
  • Air China
  • 25/1
  • 1 total stop
  • 16h 30m total
  • London to South Korea
Highest demand for flights based on searches. 17% potential increase in price (£98 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Average for round-trip flights in November 2025
Price to beat on a round-trip flight from London (LON) to South Korea.
Price to beat on a one-way flight from London (LON) to South Korea.

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to South Korea 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 30 November 2025.
Use the filters below to find and compare flights from London to South Korea that are best for you.

Fly from

London

Fly to

South Korea

Route

Depart

Return

Price

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Sun 3/5

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sun 10/5

14:25-06:35

1 stop24h 10m

£353

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Thu 7/5

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sun 17/5

14:25-06:35

1 stop24h 10m

£358

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mon 11/5

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sun 24/5

14:25-06:35

1 stop24h 10m

£359

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Sun 10/5

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Mon 18/5

14:25-06:35

1 stop24h 10m

£364

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 29/12

17:05-16:55

1 stop14h 50m

Incheon Intl

Sat 7/2

12:10-20:50

1 stop17h 40m

£378

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 29/12

15:45-16:55

1 stop16h 10m

Incheon Intl

Fri 6/2

23:05-12:05

1 stop22h 00m

£378

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mon 11/5

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Mon 25/5

14:25-06:35

1 stop24h 10m

£378

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mon 25/5

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Mon 1/6

14:25-06:35

1 stop24h 10m

£379

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mon 25/5

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Mon 8/6

14:25-06:35

1 stop24h 10m

£382

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Sat 24/1

21:30-12:25

1 stop29h 55m

Seoul Gimpo Intl

Thu 5/2

13:30-17:55

1 stop37h 25m

£389

Flights are sorted by cheapest return flights first.

Deals found on 28/11

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

Best time to book a flight from London to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea from London 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 London to South Korea

What is the cheapest month to book a flight from London to South Korea?

Currently, November is the cheapest month in which you can book a flight from London to South Korea (average of £273). Flying from London to South Korea in July is currently the most expensive (average of £616). 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 LON to KR?

Find hourly flight availability from London to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 November 2025.

When flying from London to South Korea, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 26% versus a flight at midday.

What is the cheapest day to fly from London to South Korea?

Use this chart to determine the cheapest time to fly return from London to South Korea. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London to South Korea flight should consider departing on Thursday mornings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London to South Korea

Explore weekly flight availability from London to South Korea. 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 30 November 2025.

The most flights from LON to KR0 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).

How often are flights from London to South Korea delayed?

About 14% of weekly flights between London and South Korea have experienced delays in the past year, with the average delay time being 114 minutes.

What is the most punctual flight time for London to South Korea flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to South Korea flights?

Over the past year, Korean Air have had the lowest number of delays on this route, with just 13% of flights being delayed.

Reviews of airlines servicing South Korea

Get insights into the airlines that provide service to South Korea. 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 South Korea. Reviews last updated 30 November 2025.
Check out reviews from past customers who have flown with Asiana Airlines, China Southern, andChina Eastern from London to South Korea to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

8.1

Comfort

8.1

Crew

8.6

Overall

8.2

Entertainment

7.7

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Yony,Sept 2025

MNL - ICN

Clean airplanes, crew very helpful and plane was on time. I did not like the food choices.

Food

8.1

Comfort

8.1

Crew

8.6

Overall

8.2

Entertainment

7.7

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Yony,Sept 2025

MNL - ICN

Clean airplanes, crew very helpful and plane was on time. I did not like the food choices.

Food

8.1

Comfort

8.1

Crew

8.6

Overall

8.2

Entertainment

7.7

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Yony,Sept 2025

MNL - ICN

Clean airplanes, crew very helpful and plane was on time. I did not like the food choices.

Food

8.1

Comfort

8.1

Crew

8.6

Overall

8.2

Entertainment

7.7

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Yony,Sept 2025

MNL - ICN

Clean airplanes, crew very helpful and plane was on time. I did not like the food choices.

Food

8.1

Comfort

8.1

Crew

8.6

Overall

8.2

Entertainment

7.7

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Yony,Sept 2025

MNL - ICN

Clean airplanes, crew very helpful and plane was on time. I did not like the food choices.

Food

8.1

Comfort

8.1

Crew

8.6

Overall

8.2

Entertainment

7.7

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Yony,Sept 2025

MNL - ICN

Clean airplanes, crew very helpful and plane was on time. I did not like the food choices.

Related info for your journey

Find useful and relevant information for your journey from London to South Korea. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports serve Korea to London flights?

    If searching for flights to London from Korea, more commonly known as South Korea, there are several different airports that you can fly out of. The most popular airports include Incheon International Airport (ICN) which serves the country’s capital, Seoul, Jeju International Airport (CJU) on the volcanic island of Jeju in the south and Gimhae International Airport (PUS), which serves the city of Busan in the southeast. Whilst in London, you can fly into busy airports such as London Heathrow Airport, Gatwick Airport, London City Airport, Stansted Airport and Luton Airport some of which are located outside the main metropolitan area but have good transport links to the city centre.

  • Which airlines fly directly from Korea to London?

    If you’re looking for the best deals to fly directly to London from Korea then you may find that there aren’t many airlines that operate direct services, there are some available, but they can be considerably more expensive than a flight with a stopover. Korean Air and Asiana Airlines both operate non-stop flights from Incheon International Airport to London Heathrow Airport, the flight duration for these flights ranges between 12h 05min and 12h 30min. Other notable airlines that provide flights with a stopover are Lufthansa, Finnair, Qatar Airways, LOT Polish Airlines, Turkish Airlines, Singapore Airlines, KLM and Etihad Airways.

  • What are the stopover options between Korea to London?

    When it comes to booking flights to London from Korea that includes a stopover or two, then you have plenty of options at your disposal. Lufthansa and Finnair both operate indirect flights from Incheon International Airport to London Heathrow with a reasonable flight time of around 14h 45min with a stopover in Frankfurt Am Main Airport (FRA) or Helsinki-Vantaa Airport (HEL) of 1h 30min or 2h 5min, respectively. Alternatively, if a lower price is more important to you, then check out flights with Qatar Airways via Doha Airport (DOH), Turkish Airlines via Istanbul Airport (IST) or Etihad Airways via Abu Dhabi Airport (AUH), all of which operate out of Incheon International Airport to London Heathrow with stopovers being relatively short between 2h-3h. From Jeju International Airport (CJU) you can fly to London Heathrow with Korean Air via Seoul Gimpo Airport. If you want to land at Gatwick Airport you can fly with Turkish Airlines from Incheon International Airport via Istanbul Airport, while KLM also provide a service via Amsterdam Schiphol Airport (AMS) to London City Airport (LCY). The cheaper flights tend to extend the flight duration by only around 5h-7h depending on who you fly with, and flights with two stopovers extend the flight time considerably without being any cheaper, so it’s best to go with one stopover if possible.

  • Do I need a passport or visa to fly from Korea to London?

    Yes, if you are a UK citizen and you’re flying to London from Korea, you will need to present a valid passport with your boarding pass in order to pass through customs and immigration at the airports of origin and destination. For Korean citizens, a travel visa is not required to enter the UK and you will be granted a stay of up to six months. If you’re a UK citizen, only a valid passport will be required to travel.

  • How long is the flight from London to South Korea?

    Airlines like Air China, KLM, and China Southern fly from London to South Korea in about 14h 50m. The time it takes to get you to your destination can typically vary by up to 15h 05m. Airlines will cover a distance of 5503 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from London to South Korea one-way?

    £245 is the cheapest one-way deal found within the past few days, from Air China. You may also be able to find cheap deals on China Eastern and China Southern, with prices starting from £252 and £264, respectively.

  • What are the most popular routes from London to South Korea?

  • What are the most reliable airlines from London to South Korea?

    No one likes to see their flight delayed. When booking a flight from London to South Korea consider choosing Korean Air (97%), Virgin Atlantic (97%) or Asiana Airlines (87%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London to South Korea?

    While on average a flight from London to South Korea is generally £1,480, our data shows the cheapest flight currently is £401. When looking at the most popular route, (London Heathrow - Incheon Intl), you can expect to pay £335 for that flight.

  • Can I find deals for flights from London to South Korea that include hotel bookings?

    Yes. In addition to deals on London to South Korea flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to South Korea?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to South Korea.

  • Can I find deals for business class flights from London to South Korea?

    Yes. Cheapflights offers flight deals from London to South Korea 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 London to South Korea?

    Currently, November is the cheapest month in which you can book a flight from London to South Korea (average of £273). Flying from London to South Korea in July is currently the most expensive (average of £616). 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 London to South Korea

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from London to South Korea

Discover the top 10 airlines that operate flights from London to South Korea. 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 30 November 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£305Average£462FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Turkish AirlinesCheapest£332Average£677FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
China SouthernCheapest£335Average£448FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air ChinaCheapest£372Average£537FlexibilityNo cancel feeOn-time67%
Search Air China flights
LufthansaCheapest£432Average£622FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Scandinavian AirlinesCheapest£463Average£603FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Etihad AirwaysCheapest£546Average£684FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
LOTCheapest£548Average£750FlexibilityNo cancel feeOn-time81%
Search LOT flights
Air FranceCheapest£557Average£708FlexibilityNo cancel feeOn-time77%
Search Air France flights
FinnairCheapest£567Average£761FlexibilityNo cancel feeOn-time76%
Search Finnair 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 London to South Korea?

Deals for London to South Korea 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 London to South Korea?

Cheapflights helps you find that perfect flight to South Korea from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from London to South Korea with no change fees?

Yes, we can. To see specific flights from London to South Korea 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 London to South Korea become cheaper?

Yes, Cheapflights offers price alerts on London to South Korea flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the 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.