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Cheap flights from South Korea to London from £162

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 27/6. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — LON
18 Jun — 25 Jun1
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 13 June 2025.

Round-trip from

£380

One-way from

£162

Popular in

April

Cheapest in

December

Average price

£493

Good round-trip deal

£735 or less

Good one-way deal

£527 or less
China Eastern
  • China Eastern
  • 25/6-1/7
  • 2 total stops
  • 50h 25m total
  • South Korea to London
Search Deals
China Southern
  • China Southern
  • 27/6
  • 1 total stop
  • 29h 15m total
  • South Korea to London
Search Deals
High demand for flights, 4% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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).
Search Deals

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 13 June 2025.

Wed 25/612:35PUS - LGW
1 stop34h 25mChina Eastern
Tue 1/711:35LGW - PUS
1 stop16h 00mChina Eastern
Deal found 11/6£380
Wed 18/614:25GMP - LGW
1 stop24h 10mAir China
Thu 26/612:35LGW - GMP
1 stop16h 30mAir China
Deal found 9/6£396
Mon 30/620:50GMP - LGW
1 stop26h 10mChina Eastern
Sun 13/719:00LGW - GMP
1 stop16h 50mChina Eastern
Deal found 11/6£397
Thu 12/620:50GMP - LHR
1 stop29h 50mChina Eastern
Sat 21/621:20LHR - GMP
1 stop29h 40mChina Eastern
Deal found 11/6£403
Wed 25/612:35PUS - LHR
1 stop38h 05mChina Eastern
Tue 1/721:20LHR - PUS
1 stop35h 30mChina Eastern
Deal found 11/6£416
Mon 30/617:50PUS - LGW
1 stop20h 50mMultiple Airlines
Tue 1/711:35LGW - PUS
1 stop16h 00mMultiple Airlines
Deal found 11/6£429
Thu 12/616:35ICN - LHR
1 stop34h 05mChina Eastern
Thu 10/721:20LHR - ICN
1 stop15h 25mChina Eastern
Deal found 11/6£431
Thu 19/615:15ICN - LHR
1 stop35h 45mChina Southern
Sun 22/621:00LHR - ICN
1 stop17h 10mChina Southern
Deal found 11/6£432
Mon 16/615:30ICN - LHR
1 stop37h 00mAir China
Fri 27/622:40LHR - ICN
1 stop31h 35mAir China
Deal found 11/6£433
Fri 13/608:55ICN - LGW
1 stop38h 05mChina Eastern
Tue 17/611:35LGW - ICN
1 stop16h 20mChina Eastern
Deal found 12/6£437
Tue 17/614:25GMP - LHR
1 stop35h 20mAir China
Tue 24/622:40LHR - GMP
1 stop30h 25mAir China
Deal found 11/6£439
Thu 26/612:55ICN - LGW
1 stop34h 15mMultiple Airlines
Mon 24/1110:30LGW - ICN
1 stop21h 55mMultiple Airlines
Deal found 11/6£441

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 13 June 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 25/6

12:35-15:00

1 stop34h 25m

London Gatwick

Tue 1/7

11:35-11:35

1 stop16h 00m

£380

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Mon 30/6

20:50-15:00

1 stop26h 10m

London Gatwick

Sun 27/7

19:00-19:50

1 stop16h 50m

£396

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Wed 25/6

20:50-18:40

1 stop29h 50m

London Heathrow

Mon 30/6

21:20-11:00

1 stop29h 40m

£415

BusanLondon

PUS - LHR

PUSLHR

Busan Gimhae

Wed 25/6

12:35-18:40

1 stop38h 05m

London Heathrow

Tue 1/7

21:20-16:50

1 stop35h 30m

£416

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Mon 30/6

17:50-06:40

1 stop20h 50m

London Gatwick

Tue 1/7

11:35-11:35

1 stop16h 00m

£429

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Tue 24/6

16:20-18:40

1 stop34h 20m

London Heathrow

Thu 17/7

21:20-17:25

1 stop36h 05m

£434

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Thu 3/7

09:25-18:05

1 stop16h 40m

London Heathrow

Tue 23/9

21:00-22:10

1 stop17h 10m

£440

IncheonLondon

ICN - LGW

ICNLGW

Incheon Intl

Thu 26/6

12:55-15:10

1 stop34h 15m

London Gatwick

Mon 24/11

10:30-17:25

1 stop21h 55m

£441

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Thu 26/6

15:15-15:10

2 stops31h 55m

London Gatwick

Mon 30/6

11:35-14:35

2 stops19h 00m

£460

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Sat 22/11

00:10-15:25

1 stop24h 15m

London Heathrow

Tue 25/11

10:25-22:10

1 stop26h 45m

£462

Flights are sorted by cheapest return flights first.

Deals found on 11/6

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 13 June 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 13 June 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 13 June 2025.
Peruse reviews from past customers who have flown with EVA Air, China Airlines and ANA 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
1,202 reviews
Check prices

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very Good
1,202 reviews
EVA Air
8.4
Very Good
1,202 reviews
Check prices

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very Good
738 reviews
EVA Air
8.4
Very Good
1,202 reviews
Check prices

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
ANA
8.3
Very Good
882 reviews
EVA Air
8.4
Very Good
1,202 reviews
Check prices

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Asiana Airlines
8.2
Very Good
440 reviews
EVA Air
8.4
Very Good
1,202 reviews
Check prices

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Emirates
8.1
Very Good
3,265 reviews
EVA Air
8.4
Very Good
1,202 reviews
Check prices

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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 (£162), Lufthansa (£195), and China Eastern (£201).

  • 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: Virgin Atlantic (56%), Korean Air (45%), Asiana Airlines (41%).

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

    On average you can expect to pay £880 for a flight from South Korea to London. The cheapest flight overall is £513 while the most popular route, (Incheon Intl - London Heathrow) is currently priced at £383.

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

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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£349Average£534FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
FinnairCheapest£554Average£661FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Asiana AirlinesCheapest£653Average£792FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapest£663Average£838FlexibilityNo 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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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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