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Cheap flights from South Korea to London from £163

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — LON
1 Apr — 8 Apr1
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 27 March 2025.

Round-trip from

£362

One-way from

£163

Popular in

September

Cheapest in

December

Average price

£508

Good round-trip deal

£747 or less

Good one-way deal

£364 or less
China Eastern
  • China Eastern
  • 7/5-14/5
  • 2 total stops
  • 62h 20m total
  • South Korea to London
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China Southern
  • China Southern
  • 9/4
  • 1 total stop
  • 36h 35m total
  • South Korea to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£83 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a round-trip flight from South Korea to London (LON).
Search Deals
Price to beat on a one-way flight from South Korea to London (LON).
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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 27 March 2025.

Tue 1/417:50PUS - LGW
1 stop29h 10mChina Eastern
Tue 8/411:35LGW - PUS
1 stop16h 00mChina Eastern
Deal found 27/3£353
Wed 7/512:00GMP - LGW
1 stop26h 40mChina Eastern
Fri 9/511:35LGW - GMP
1 stop24h 15mChina Eastern
Deal found 25/3£364
Tue 1/413:30GMP - LHR
1 stop36h 35mChina Southern
Wed 23/421:00LHR - GMP
1 stop31h 25mChina Southern
Deal found 26/3£366
Wed 7/520:50GMP - LHR
1 stop29h 50mChina Eastern
Sat 17/521:20LHR - GMP
1 stop29h 40mChina Eastern
Deal found 26/3£384
Tue 1/417:50PUS - LHR
1 stop32h 50mChina Eastern
Mon 14/421:20LHR - PUS
1 stop35h 30mChina Eastern
Deal found 26/3£385
Wed 9/414:25GMP - LGW
1 stop24h 10mAir China
Tue 22/412:35LGW - GMP
1 stop16h 30mAir China
Deal found 26/3£399
Mon 16/614:25GMP - LHR
1 stop35h 20mAir China
Fri 20/620:25LHR - GMP
1 stop32h 40mAir China
Deal found 26/3£415
Mon 26/516:20ICN - LGW
1 stop30h 40mChina Eastern
Fri 30/518:40LGW - ICN
1 stop36h 45mChina Eastern
Deal found 27/3£416
Thu 10/416:45ICN - LHR
1 stop34h 15mChina Southern
Thu 24/421:00LHR - ICN
1 stop17h 10mChina Southern
Deal found 26/3£417
Thu 15/520:50GMP - LGW
2 stops34h 35mMultiple Airlines
Mon 19/515:50LGW - GMP
2 stops35h 10mMultiple Airlines
Deal found 26/3£417
Tue 1/416:40PUS - LGW
2 stops22h 00mMultiple Airlines
Mon 14/418:05LGW - PUS
1 stop33h 30mMultiple Airlines
Deal found 27/3£417
Mon 23/621:15ICN - LGW
1 stop29h 15mChina Southern
Mon 30/612:00LGW - ICN
1 stop19h 25mChina Southern
Deal found 26/3£418

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 27 March 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

Wed 7/5

17:50-15:00

1 stop29h 10m

London Gatwick

Wed 14/5

18:25-11:35

1 stop33h 10m

£362

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Wed 7/5

12:00-06:40

1 stop26h 40m

London Gatwick

Fri 9/5

11:35-19:50

1 stop24h 15m

£364

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Thu 8/5

13:30-18:05

1 stop36h 35m

London Heathrow

Tue 13/5

21:00-12:25

1 stop31h 25m

£378

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Wed 7/5

20:50-18:40

1 stop29h 50m

London Heathrow

Sat 17/5

21:20-11:00

1 stop29h 40m

£384

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Thu 8/5

12:35-18:40

1 stop38h 05m

London Heathrow

Sat 17/5

21:20-11:35

1 stop30h 15m

£390

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Wed 9/4

14:25-06:35

1 stop24h 10m

London Gatwick

Tue 22/4

12:35-13:05

1 stop16h 30m

£399

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Mon 16/6

14:25-17:45

1 stop35h 20m

London Heathrow

Fri 20/6

20:25-13:05

1 stop32h 40m

£415

IncheonLondon

ICN - LGW

ICNLGW

Incheon Intl

Mon 26/5

16:20-15:00

1 stop30h 40m

London Gatwick

Fri 30/5

18:40-15:25

1 stop36h 45m

£416

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Thu 15/5

20:50-23:25

2 stops34h 35m

London Gatwick

Mon 19/5

15:50-11:00

2 stops35h 10m

£417

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Thu 10/4

16:45-19:00

1 stop34h 15m

London Heathrow

Thu 24/4

21:00-22:10

1 stop17h 10m

£417

Flights are sorted by cheapest return flights first.

Deals found on 26/3

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 27 March 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.

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 27 March 2025.
Peruse reviews from past customers who have flown with EVA Air, Korean Air and Japan 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.
EVA Air
8.4
Very Good
1,169 reviews
Check prices

Food

8.1

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very Good
1,169 reviews
EVA Air
8.4
Very Good
1,169 reviews
Check prices

Food

8.1

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Korean Air
8.4
Very Good
1,050 reviews
EVA Air
8.4
Very Good
1,169 reviews
Check prices

Food

8.1

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Japan Airlines
8.3
Very Good
1,440 reviews
EVA Air
8.4
Very Good
1,169 reviews
Check prices

Food

8.1

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
China Airlines
8.2
Very Good
722 reviews
EVA Air
8.4
Very Good
1,169 reviews
Check prices

Food

8.1

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Asiana Airlines
8.2
Very Good
440 reviews
EVA Air
8.4
Very Good
1,169 reviews
Check prices

Food

8.1

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

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 Southern (£163), Air China (£199), and China Eastern (£199).

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

    The most popular route from South Korea to London is Incheon Intl - London Heathrow. You may also consider Incheon Intl - London Gatwick or Incheon Intl - London Stansted.

  • 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 (69%), Asiana Airlines (67%), Virgin Atlantic (66%).

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

    On average you can expect to pay £1,077 for a flight from South Korea to London. The cheapest flight overall is £352 while the most popular route, (Incheon Intl - London Heathrow) is currently priced at £372.

  • 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
Hounslow
Deal
Milton Keynes
Gatwick
Croydon
Luton
Slough
Eastbourne
Wembley
Hayes
Ilford
Crawley
Southend-on-Sea
Winchester
Maidstone
Ipswich
Watford
Southall
Dartford
Folkestone

Browse thousands of different options on Cheapflights for your next trip

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from South Korea to London

Discover the top 4 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 27 March 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£368Average£562FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
FinnairCheapest£583Average£698FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Asiana AirlinesCheapest£614Average£808FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapest£698Average£960FlexibilityNo cancel feeOn-time81%
Search Korean Air 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 South Korea to London?

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 London from South Korea today with Cheapflights!

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

Cheapflights helps you find that perfect flight to London from South Korea 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 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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