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Cheap flights from South Korea to London from £152

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 26/5. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — LON
5 May — 12 May1
1 adult

Cheap flight deals from South Korea to London

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

Round-trip from

£342

One-way from

£152

Popular in

September

Cheapest in

November

Average price

£753

Good one-way deal

£510 or less
China Eastern
  • China Eastern
  • 12/5-19/5
  • 2 total stops
  • 45h 10m total
  • South Korea to London
China Eastern
  • China Eastern
  • 26/5
  • 1 total stop
  • 34h 25m total
  • South Korea to London
Highest demand for flights based on searches. 14% potential increase in price (£73 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Average for round-trip flights in April 2025
Price to beat on a one-way flight from South Korea to London (LON).

Find flight deals from South Korea to London

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

Mon 12/517:50PUS - LGW
1 stop29h 10mChina Eastern
Mon 19/511:35LGW - PUS
1 stop16h 00mChina Eastern
Deal found 28/4£342
Mon 12/517:50PUS - LHR
1 stop32h 50mChina Eastern
Mon 19/521:20LHR - PUS
1 stop30h 15mChina Eastern
Deal found 28/4£374
Sat 24/512:00GMP - LGW
1 stop36h 00mChina Eastern
Fri 30/518:40LGW - GMP
1 stop32h 20mChina Eastern
Deal found 29/4£378
Mon 19/512:00GMP - LHR
1 stop38h 40mChina Eastern
Mon 9/621:20LHR - GMP
1 stop29h 40mChina Eastern
Deal found 30/4£378
Mon 9/613:30GMP - LHR
1 stop36h 35mChina Southern
Fri 20/621:00LHR - GMP
1 stop31h 25mChina Southern
Deal found 29/4£381
Mon 9/616:45ICN - LHR
1 stop34h 15mChina Southern
Fri 20/621:00LHR - ICN
1 stop17h 10mChina Southern
Deal found 30/4£385
Thu 15/512:55ICN - LGW
1 stop25h 45mChina Eastern
Sun 18/519:00LGW - ICN
1 stop32h 55mChina Eastern
Deal found 29/4£385
Wed 14/516:35ICN - LHR
1 stop34h 05mChina Eastern
Mon 19/521:20LHR - ICN
1 stop34h 00mChina Eastern
Deal found 30/4£386
Wed 14/514:55ICN - LHR
1 stop37h 20mAir China
Wed 21/522:40LHR - ICN
1 stop28h 55mAir China
Deal found 29/4£388
Mon 16/612:45PUS - LGW
2 stops26h 10mAir China
Sun 22/612:35LGW - PUS
1 stop15h 10mAir China
Deal found 29/4£396
Fri 13/614:25GMP - LGW
1 stop24h 10mAir China
Mon 23/612:35LGW - GMP
1 stop16h 30mAir China
Deal found 29/4£397
Fri 20/621:15ICN - LGW
1 stop29h 15mChina Southern
Fri 27/612:25LGW - ICN
1 stop19h 00mChina Southern
Deal found 28/4£403

Cheapflights Fare Finder

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

Fly from

South Korea

Fly to

London

Route

Depart

Return

Price

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Mon 12/5

17:50-15:00

1 stop29h 10m

London Gatwick

Mon 19/5

11:35-11:35

1 stop16h 00m

£342

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Mon 12/5

17:50-18:40

1 stop32h 50m

London Heathrow

Mon 19/5

21:20-11:35

1 stop30h 15m

£374

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Sat 24/5

12:00-16:00

1 stop36h 00m

London Gatwick

Fri 30/5

18:40-11:00

1 stop32h 20m

£378

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Mon 19/5

12:00-18:40

1 stop38h 40m

London Heathrow

Mon 9/6

21:20-11:00

1 stop29h 40m

£378

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Mon 9/6

13:30-18:05

1 stop36h 35m

London Heathrow

Fri 20/6

21:00-12:25

1 stop31h 25m

£381

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Mon 9/6

16:45-19:00

1 stop34h 15m

London Heathrow

Fri 20/6

21:00-22:10

1 stop17h 10m

£385

IncheonLondon

ICN - LGW

ICNLGW

Incheon Intl

Thu 15/5

12:55-06:40

1 stop25h 45m

London Gatwick

Sun 18/5

19:00-11:55

1 stop32h 55m

£385

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Wed 14/5

14:55-20:15

1 stop37h 20m

London Heathrow

Wed 21/5

22:40-11:35

1 stop28h 55m

£388

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Mon 16/6

12:45-06:55

2 stops26h 10m

London Gatwick

Sun 22/6

12:35-11:45

1 stop15h 10m

£396

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Fri 13/6

14:25-06:35

1 stop24h 10m

London Gatwick

Mon 23/6

12:35-13:05

1 stop16h 30m

£397

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Showing 1-10 of 60 results
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Best time to book a flight from South Korea to London

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

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

Currently, January is the cheapest month in which you can book a flight from South Korea to London (average of £112). Flying from South Korea to London in August is currently the most expensive (average of £164). 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 KR to LON?

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

When flying from South Korea to London, 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 South Korea to London

Explore weekly flight availability from South Korea to London. 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 April 2025.

The most flights from KR0 to LON 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).

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 30 April 2025.
Peruse reviews from past customers who have flown with EVA Air, China Airlines and Singapore Airlines from South Korea to London 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.

Crew

8.6

Overall

8.4

Entertainment

8.0

Food

8.1

Comfort

8.3

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Crew

8.6

Overall

8.4

Entertainment

8.0

Food

8.1

Comfort

8.3

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Crew

8.6

Overall

8.4

Entertainment

8.0

Food

8.1

Comfort

8.3

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Crew

8.6

Overall

8.4

Entertainment

8.0

Food

8.1

Comfort

8.3

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Crew

8.6

Overall

8.4

Entertainment

8.0

Food

8.1

Comfort

8.3

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Crew

8.6

Overall

8.4

Entertainment

8.0

Food

8.1

Comfort

8.3

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Related info for your journey

Find useful and relevant information for your journey from South Korea to London. 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 South Korea to London one-way?

    The cheapet airlines for a one-way flight from South Korea to London are China Eastern (£152), China Southern (£160), and Air China (£194).

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

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

    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 South Korea to London on time: Korean Air (63%), Virgin Atlantic (62%), Asiana Airlines (56%).

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

    On average you can expect to pay £590 for a flight from South Korea to London. The cheapest flight overall is £448 while the most popular route, (Incheon Intl - London Heathrow) is currently priced at £391.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from South Korea to London (average of £112). Flying from South Korea to London in August is currently the most expensive (average of £164). 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

Travelling to a place near South Korea?

Book flights to South Korea if you plan to visit one of these locations
Deal
Hounslow
Milton Keynes
Gatwick
Luton
Slough
Croydon
Eastbourne
Southend-on-Sea
Ilford
Crawley
Hayes
Ipswich
Watford
Wembley
Folkestone
Maidstone
Winchester
Dartford
Guildford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for South Korea to London

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

Top 3 airlines flying from South Korea to London

Discover the top 3 airlines that operate flights from South Korea to London. 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 April 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£354Average£542FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Asiana AirlinesCheapest£648Average£815FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapest£672Average£885FlexibilityNo cancel feeOn-time81%
Search Korean Air flights

Fly with Cheapflights

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How does Cheapflights help users find flights from South Korea to London?

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Why should you use Cheapflights to find cheap flight tickets from South Korea to London?

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from South Korea to London flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from South Korea to London become cheaper?

Yes! Start tracking prices for South Korea to London flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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