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Cheap flights from South Korea to London from £228

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — LON
20 Jul — 27 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from South Korea to London

Enter your travel dates to find the best prices.

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 20 June 2026.

Thu 25/617:50
PUS
-
LGW
1 stop29h 10m
China Eastern
Mon 29/611:35
LGW
-
PUS
1 stop16h 00m
China Eastern
Deal found 20/6£370
Tue 30/612:35
PUS
-
LGW
1 stop34h 25m
China Eastern
Thu 2/711:35
LGW
-
PUS
1 stop21h 15m
China Eastern
Deal found 20/6£384
Mon 22/617:50
PUS
-
LGW
1 stop29h 10m
China Eastern
Mon 29/618:00
LGW
-
PUS
1 stop33h 35m
China Eastern
Deal found 16/6£388
Tue 23/617:50
PUS
-
LGW
1 stop20h 50m
China Eastern
Fri 26/618:00
LGW
-
PUS
1 stop14h 50m
China Eastern
Deal found 16/6£389
Sun 28/617:50
PUS
-
LGW
1 stop29h 10m
China Eastern
Fri 3/718:00
LGW
-
PUS
1 stop14h 50m
China Eastern
Deal found 17/6£407
Sat 20/617:50
PUS
-
LHR
1 stop32h 50m
China Eastern
Tue 23/621:20
LHR
-
PUS
1 stop30h 15m
China Eastern
Deal found 18/6£418
Sat 27/617:50
PUS
-
LHR
1 stop32h 50m
China Eastern
Fri 3/721:20
LHR
-
PUS
1 stop30h 15m
China Eastern
Deal found 17/6£461
Thu 19/1112:35
PUS
-
LGW
1 stop26h 55m
China Eastern
Tue 24/1110:30
LGW
-
PUS
1 stop16h 05m
China Eastern
Deal found 18/6£485
Thu 3/1212:35
PUS
-
LGW
1 stop34h 25m
China Eastern
Tue 8/1210:30
LGW
-
PUS
1 stop16h 05m
China Eastern
Deal found 18/6£486
Wed 4/1113:30
GMP
-
LHR
1 stop37h 25m
China Southern
Sat 14/1121:30
LHR
-
GMP
1 stop29h 55m
China Southern
Deal found 17/6£490
Fri 24/712:35
PUS
-
LGW
1 stop34h 25m
China Eastern
Sat 15/822:00
LGW
-
PUS
1 stop34h 50m
China Eastern
Deal found 20/6£492
Thu 23/712:35
PUS
-
LGW
1 stop34h 25m
China Eastern
Sun 26/711:35
LGW
-
PUS
1 stop16h 00m
China Eastern
Deal found 19/6£496

Find 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 20 June 2026.

Round-trip from

£384

One-way from

£228

Popular in

October

Cheapest in

November

Average price

£607

Good round-trip deal

£705 or less

Good one-way deal

£439 or less
China Eastern
  • China Eastern
  • 30/6-2/7
  • 2 total stops
  • 55h 40m total
  • South Korea to London
Search Deals
AirAsia X
  • AirAsia X
  • 11/10
  • 2 total stops
  • 31h 10m total
  • South Korea to London
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£57 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
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

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 20 June 2026.
Use the filters below to find and compare flights from South Korea to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Sat 21/11

12:35-14:00

1 stop34h 25m

London Gatwick

Tue 24/11

10:30-11:35

1 stop16h 05m

£485

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Sun 8/11

14:25-05:40

1 stop24h 15m

London Gatwick

Mon 16/11

11:35-13:05

1 stop16h 30m

£508

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Tue 10/11

14:25-05:40

1 stop24h 15m

London Gatwick

Fri 13/11

11:35-13:05

1 stop16h 30m

£523

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Tue 4/8

17:50-19:10

1 stop33h 20m

London Gatwick

Tue 11/8

22:00-16:50

1 stop34h 50m

£533

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Mon 20/7

12:35-15:00

1 stop34h 25m

London Gatwick

Thu 6/8

18:00-16:50

1 stop14h 50m

£557

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Thu 23/7

17:50-15:00

1 stop29h 10m

London Gatwick

Thu 6/8

18:00-16:50

1 stop14h 50m

£557

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Tue 21/7

17:50-06:40

1 stop20h 50m

London Gatwick

Fri 7/8

11:35-16:50

1 stop21h 15m

£557

BusanLondon

PUS - LGW

PUSLGW

Busan Gimhae

Thu 23/7

17:50-15:00

1 stop29h 10m

London Gatwick

Fri 7/8

11:35-16:50

1 stop21h 15m

£557

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Thu 16/7

12:20-08:15

2 stops27h 55m

London Heathrow

Mon 27/7

07:30-09:55

1 stop18h 25m

£599

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Tue 10/11

12:55-08:05

2 stops28h 10m

London Heathrow

Mon 16/11

07:40-11:00

2 stops18h 20m

£616

Flights are sorted by cheapest return flights first.

Deals found on 15/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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, April is the cheapest month in which you can book a flight from South Korea to London (average of £135). Flying from South Korea to London in October is currently the most expensive (average of £1,126). 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 20 June 2026.

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 20 June 2026.

The most flights from KR0 to LON are scheduled on a Monday (5 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (3 on average).

How often are flights from South Korea to London delayed?

About 26% of weekly flights between South Korea and London have experienced delays in the past year, with the average delay time being 97 minutes.

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

Historically, flights departing in the morning 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 South Korea to London flights?

Over the past year, Korean Air have had the lowest number of delays on this route, with just 20% of flights being delayed.

How far ahead should I book a flight from South Korea to London?

The price you pay for your flight from South Korea to London may vary depending on when you book. For the best chance of a lower fare, look to book 82 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 20 June 2026.
Read reviews from past customers who have flown with Asiana Airlines,Virgin Atlantic, andChina Eastern from South Korea to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.1
Very Good
545 reviews
Check prices

Overall

8.1

Entertainment

7.6

Crew

8.5

Food

8.0

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.
Asiana Airlines
8.1
Very Good
545 reviews
Asiana Airlines
8.1
Very Good
545 reviews
Check prices

Overall

8.1

Entertainment

7.6

Crew

8.5

Food

8.0

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.
Virgin Atlantic
7.5
Good
690 reviews
Asiana Airlines
8.1
Very Good
545 reviews
Check prices

Overall

8.1

Entertainment

7.6

Crew

8.5

Food

8.0

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.
China Eastern
7.3
Good
224 reviews
Asiana Airlines
8.1
Very Good
545 reviews
Check prices

Overall

8.1

Entertainment

7.6

Crew

8.5

Food

8.0

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.
Air China
7.3
Good
155 reviews
Asiana Airlines
8.1
Very Good
545 reviews
Check prices

Overall

8.1

Entertainment

7.6

Crew

8.5

Food

8.0

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.
Lufthansa
6.8
Okay
8,084 reviews
Asiana Airlines
8.1
Very Good
545 reviews
Check prices

Overall

8.1

Entertainment

7.6

Crew

8.5

Food

8.0

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.

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.

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

    Departing from South Korea to London will take you 24h 15m. Airlines will cover a distance of 5515 mi. This flight may include one or multiple stops.

  • 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 (£121), Air China (£131), and Etihad Airways (£256).

  • 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: Asiana Airlines (75%), Virgin Atlantic (73%), Korean Air (67%).

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

    On average you can expect to pay £643 for a flight from South Korea to London. The cheapest flight overall is £330 while the most popular route, (Incheon Intl - London Heathrow) is currently priced at £499.

  • 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, April is the cheapest month in which you can book a flight from South Korea to London (average of £135). Flying from South Korea to London in October is currently the most expensive (average of £1,126). 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 London?

Book flights to London if you plan to visit one of these locations
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Browse thousands of different options on Cheapflights for your next trip

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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 20 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest£472Average£585FlexibilityNo cancel feeOn-time67%
Search Air China flights
Asiana AirlinesCheapest£488Average£561FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Virgin AtlanticCheapest£500Average£712FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Korean AirCheapest£627Average£833FlexibilityNo 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?

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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