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Cheap flights from Incheon Intl Airport to London from £166

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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — LON
5 Sep — 12 Sep1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Incheon Intl to London are usually found in March or January, booked 37 days in advance, depart on a Monday or Saturday and return on a Monday

Cheap flight deals from Incheon Intl to London

Enter your travel dates to find the best prices.

Cheapest flights from Incheon Intl to London
Explore the most affordable flight options available from Incheon Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 August 2026.

Fri 25/1223:45 -
1 stop27h 45m
Mon 4/117:00 -
1 stop17h 00m
Deal found 2/8£557
Sun 9/815:15 -
1 stop36h 25m
Sun 16/822:10 -
1 stop31h 45m
Deal found 2/8£557
Fri 21/809:25 -
1 stop16h 40m
Mon 7/922:10 -
1 stop33h 15m
Deal found 1/8£558
Sat 5/916:20 -
1 stop22h 20m
Wed 16/911:35 -
1 stop16h 20m
Deal found 2/8£558
Sun 9/812:55 -
1 stop37h 45m
Thu 13/821:20 -
1 stop30h 35m
Deal found 2/8£558
Thu 3/913:05 -
2 stops25h 50m
Wed 16/911:15 -
2 stops26h 45m
Deal found 2/8£558
Mon 28/1212:55 -
1 stop18h 25m
Thu 7/109:30 -
2 stops16h 45m
Deal found 2/8£559
Sun 9/812:55 -
2 stops34h 30m
Thu 13/821:40 -
2 stops33h 30m
Deal found 2/8£559
Wed 4/1123:45 -
1 stop18h 35m
Tue 17/1110:35 -
2 stops23h 25m
Deal found 3/8£560
Thu 6/818:25 -
1 stop32h 15m
Mon 17/821:20 -
1 stop15h 25m
Deal found 2/8£561
Wed 16/910:50 -
1 stop15h 15m
Tue 22/911:15 -
2 stops26h 45m
Deal found 5/8£561
Sat 5/909:40 -
1 stop17h 40m
Wed 16/921:00 -
1 stop17h 10m
Deal found 2/8£561

Find flight deals from Incheon Intl to London

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 6 August 2026.

Round-trip from

£557

One-way from

£166

Popular in

October

Cheapest in

March

Average price

£573

Good round-trip deal

£705 or less

Good one-way deal

£434 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 25/12-4/1
  • 2 total stops
  • 44h 45m total
  • Incheon to London
Search Deals
China Southern
  • China Southern
  • 10/10
  • 1 total stop
  • 17h 40m total
  • Incheon to London
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£95 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Incheon Intl to London (LON).
Search Deals
Price to beat on a one-way flight from Incheon Intl to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Incheon Intl 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 6 August 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IncheonLondon

ICN Incheon Intl - LHR London Heathrow

ICNLHR

Incheon Intl

Thu 21/1

12:55-08:05

2 stops28h 10m

London Heathrow

Sat 30/1

09:30-11:00

1 stop16h 30m

£592

IncheonLondon

ICN Incheon Intl - LHR London Heathrow

ICNLHR

Incheon Intl

Sat 22/8

16:20-18:40

1 stop34h 20m

London Heathrow

Sun 30/8

21:20-17:25

1 stop36h 05m

£599

IncheonLondon

ICN Incheon Intl - LGW London Gatwick

ICNLGW

Incheon Intl

Fri 23/10

16:45-06:30

1 stop21h 45m

London Gatwick

Mon 2/11

06:45-21:55

2 stops30h 10m

£610

IncheonLondon

ICN Incheon Intl - LTN London Luton

ICNLTN

Incheon Intl

Thu 1/10

13:05-10:55

3 stops29h 50m

London Luton

Thu 15/10

13:00-22:15

2 stops25h 15m

£615

IncheonLondon

ICN Incheon Intl - LTN London Luton

ICNLTN

Incheon Intl

Thu 22/10

19:40-19:55

2 stops32h 15m

London Luton

Mon 2/11

12:15-16:50

1 stop19h 35m

£628

IncheonLondon

ICN Incheon Intl - STN London Stansted

ICNSTN

Incheon Intl

Thu 10/9

23:55-18:45

1 stop26h 50m

London Stansted

Wed 16/9

21:05-18:40

1 stop37h 35m

£645

IncheonLondon

ICN Incheon Intl - LGW London Gatwick

ICNLGW

Incheon Intl

Sun 17/1

23:40-11:40

1 stop21h 00m

London Gatwick

Tue 26/1

13:35-18:10

1 stop19h 35m

£649

IncheonLondon

ICN Incheon Intl - LTN London Luton

ICNLTN

Incheon Intl

Sat 3/10

15:30-17:35

2 stops34h 05m

London Luton

Sun 11/10

13:10-22:15

2 stops25h 05m

£659

IncheonLondon

ICN Incheon Intl - LGW London Gatwick

ICNLGW

Incheon Intl

Fri 15/1

22:20-11:40

1 stop22h 20m

London Gatwick

Tue 2/2

13:35-18:10

1 stop19h 35m

£662

IncheonLondon

ICN Incheon Intl - STN London Stansted

ICNSTN

Incheon Intl

Sun 17/1

23:40-17:55

1 stop27h 15m

London Stansted

Tue 26/1

14:05-18:10

1 stop19h 05m

£670

Flights are sorted by cheapest return flights first.

Deals found on 6/8

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Incheon Intl to London

Have a flexible travel schedule? Discover the best time to fly to London from Incheon Intl 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 Incheon Intl Airport to London

What is the cheapest month to book a flight from Incheon Intl Airport to London?

Currently, March is the cheapest month in which you can book a flight from Incheon Intl Airport to London (average of £500). Flying from Incheon Intl Airport to London in October is currently the most expensive (average of £891). 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 ICN to LON?

Find hourly flight availability from Incheon Intl 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 6 August 2026.

When flying from Incheon Intl Airport 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 Incheon Intl Airport to London

Explore weekly flight availability from Incheon Intl 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 6 August 2026.

The most flights from ICN 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 (1 on average).

How much does it cost for a return flight from Incheon Intl Airport to London?

Airfare is typical for this route at the moment.
Incheon Intl Airport to London flights typically cost between £512 and £662 in December.
The cheapest return price found within the last 5 days was £557 on Scandinavian Airlines (25 Dec–4 Jan).

What’s the top stopover airport for flights from Incheon Intl Airport to London?

Share of one-stop return flights from Incheon Intl Airport to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Beijing (PEK) – chosen by Cheapflights users on 33% of one-stop itineraries from Incheon Intl Airport to London on Cheapflights.

What’s the cheapest stopover airport for flights from Incheon Intl Airport to London?

Average return fare for one-stop flights from Incheon Intl Airport to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Shenzhen (SZX) is the most affordable one-stop option, with an average return flight price of £346.

What’s the fastest stopover option from Incheon Intl Airport to London?

Shortest average travel time for one-stop one-way flights from Incheon Intl Airport to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Munich (MUC) have the shortest average one-way travel time for one-stop routes: 16h 00m.

Which airport typically offers the quickest stopover for flights from Incheon Intl Airport to London?

Average stopover duration for one-stop one-way flights from Incheon Intl Airport to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Munich (MUC) offer the fastest connection on this route, with an average stopover time of 1h 35m.

How often are flights from Incheon to London delayed?

About 25% of weekly flights between Incheon and London have experienced delays in the past year, with the average delay time being 109 minutes.

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night 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 Incheon to London flights?

Over the past year, Virgin Atlantic have had the lowest number of delays on this route, with just 15% of flights being delayed.

How far ahead should I book a flight from Incheon Intl Airport to London?

To ensure you get the cheapest price possible for a flight from Incheon Intl Airport to London, you should look to book at least 32 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 6 August 2026.
Get a feel of what it's like to fly with Asiana Airlines,Virgin Atlantic, andChina Eastern from Incheon Intl Airport to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.1
Very Good
553 reviews
Check prices

Food

8.0

Crew

8.4

Entertainment

7.6

Overall

8.1

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

ICN - PEK

Food was better and a smaller business class made the experience more personal.
Asiana Airlines
8.1
Very Good
553 reviews
Asiana Airlines
8.1
Very Good
553 reviews
Check prices

Food

8.0

Crew

8.4

Entertainment

7.6

Overall

8.1

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

ICN - PEK

Food was better and a smaller business class made the experience more personal.
Virgin Atlantic
7.5
Good
694 reviews
Asiana Airlines
8.1
Very Good
553 reviews
Check prices

Food

8.0

Crew

8.4

Entertainment

7.6

Overall

8.1

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

ICN - PEK

Food was better and a smaller business class made the experience more personal.
China Eastern
7.3
Good
231 reviews
Asiana Airlines
8.1
Very Good
553 reviews
Check prices

Food

8.0

Crew

8.4

Entertainment

7.6

Overall

8.1

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

ICN - PEK

Food was better and a smaller business class made the experience more personal.
Lufthansa
6.8
Okay
8,178 reviews
Asiana Airlines
8.1
Very Good
553 reviews
Check prices

Food

8.0

Crew

8.4

Entertainment

7.6

Overall

8.1

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

ICN - PEK

Food was better and a smaller business class made the experience more personal.

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl 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 Incheon Intl Airport to London?

    There are many flights that can get you from Incheon Intl Airport to London in 26h 50m. Fly via Lufthansa, China Eastern, or Emirates to get the fastest option. Airlines will cover a distance of 5462 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Incheon Intl Airport to London round-trip?

    Our cheapest airline available from Incheon Intl Airport to London is Air China. Our recent data shows that you can find tickets from as low as £463 on this airline. Additional options worth looking into are Asiana Airlines and Virgin Atlantic, starting at £479 and £513 round-trip. Users have found that Air China is 22% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Incheon Intl Airport to London one-way?

    £119 is the cheapest one-way deal found within the past few days, from China Eastern. You may also be able to find cheap deals on Air China and Etihad Airways, with prices starting from £131 and £232, respectively.

  • What are the most popular routes from Incheon Intl Airport to London?

    While some choose either Incheon Intl - London Gatwick or Incheon Intl - London Stansted, Incheon Intl - London Heathrow is the most popular route from Incheon Intl Airport to London.

  • What are the most reliable airlines from Incheon Intl Airport 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 Incheon Intl Airport to London on time: Virgin Atlantic (83%), Asiana Airlines (82%), Korean Air (69%).

  • What are the cheapest flights from Incheon Intl Airport to London?

    Looking for the cheapest flight from Incheon Intl Airport to London? While on average our users pay £981, our data indicates the cheapest price to be £391. The most popular route (Incheon Intl - London Heathrow), is priced around £465.

  • Can I find deals for flights from Incheon Intl to London that include hotel bookings?

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

  • How can I find direct flights from Incheon Intl to London?

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

  • Can I find deals for business class flights from Incheon Intl to London?

    Yes. Cheapflights offers flight deals from Incheon Intl 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 Incheon Intl Airport to London?

    Currently, March is the cheapest month in which you can book a flight from Incheon Intl Airport to London (average of £500). Flying from Incheon Intl Airport to London in October is currently the most expensive (average of £891). 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

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Top 3 airlines flying from Incheon Intl to London

Discover the top 3 airlines that operate flights from Incheon Intl 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 6 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest£463Average£574FlexibilityNo cancel feeOn-time67%
Search Air China flights
Asiana AirlinesCheapest£479Average£551FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Virgin AtlanticCheapest£513Average£699FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Incheon Intl to London?

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Why should you use Cheapflights to find cheap flight tickets from Incheon Intl to London?

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Can Cheapflights find flights from Incheon Intl to London with no change fees?

Yes! Cheapflights helps users easily find flights from Incheon Intl to London with no change fees.

Can Cheapflights notify me if prices for flights from Incheon Intl to London become cheaper?

Not ready to book yet? You can track prices for flights from Incheon Intl to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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