Cheap flights from Incheon Intl Airport to London from £123
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 22/1. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — LON
31 Jan — 7 Feb1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Incheon Intl to London are usually found in May or November, booked 27 days in advance, depart on a Friday or Thursday and return on a Tuesday
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 1 January 2026.
Wed 31/1208:50ICN - LHR
1 stop22h 10mLOT
Fri 9/118:20LHR - ICN
1 stop27h 50mLOT
Deal found 30/12£577
Wed 31/1208:50ICN - LHR
1 stop17h 30mLOT
Sat 10/110:35LHR - ICN
1 stop35h 35mLOT
Deal found 29/12£578
Tue 30/1223:00ICN - LHR
1 stop30h 40mFinnair
Mon 5/118:10LHR - ICN
1 stop33h 15mFinnair
Deal found 30/12£579
Wed 31/1213:05ICN - LHR
2 stops28h 00mLufthansa
Sat 10/107:40LHR - ICN
1 stop18h 35mLufthansa
Deal found 29/12£609
Wed 31/1216:10ICN - LHR
1 stop34h 20mChina Eastern
Wed 28/121:00LHR - ICN
1 stop14h 45mChina Eastern
Deal found 31/12£629
Wed 31/1212:40ICN - LHR
2 stops28h 00mKLM
Sun 4/120:25LHR - ICN
1 stop35h 30mKLM
Deal found 30/12£666
Wed 31/1213:05ICN - LHR
2 stops28h 00mLufthansa
Fri 9/107:40LHR - ICN
1 stop18h 35mLufthansa
Deal found 30/12£670
Wed 31/1208:50ICN - LHR
1 stop22h 10mLOT
Wed 28/110:35LHR - ICN
1 stop35h 35mLOT
Deal found 30/12£689
Wed 31/1217:50ICN - STN
2 stops33h 10mMultiple Airlines
Sun 4/106:25STN - ICN
3 stops29h 20mMultiple Airlines
Deal found 29/12£692
Wed 31/1212:40ICN - LHR
1 stop17h 45mMultiple Airlines
Sun 4/120:25LHR - ICN
1 stop35h 30mMultiple Airlines
Deal found 30/12£701
Wed 31/1216:10ICN - LTN
2 stops31h 10mMultiple Airlines
Fri 2/107:00LTN - ICN
2 stops23h 20mMultiple Airlines
Deal found 30/12£705
Wed 31/1217:50ICN - LTN
2 stops34h 35mMultiple Airlines
Sun 4/114:40LTN - ICN
2 stops35h 05mMultiple Airlines
Deal found 30/12£713
Best flights from Incheon Intl to London
Discover carefully curated flight deals from Incheon Intl to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 January 2026.
Wed 21/116:10ICN - LGW
1 stop30h 50mChina Eastern
Tue 27/110:30LGW - ICN
1 stop19h 50mChina Eastern
Deal found 31/12£407
Fri 23/114:30ICN - STN
2 stops29h 05mMultiple Airlines
Mon 2/207:30STN - ICN
2 stops22h 50mMultiple Airlines
Deal found 31/12£424
Wed 28/123:45ICN - LHR
1 stop27h 45mScandinavian Airlines
Mon 2/221:05LHR - ICN
2 stops36h 55mScandinavian Airlines
Deal found 30/12£508
Tue 23/613:05ICN - LGW
1 stop25h 30mAir China
Fri 26/612:35LGW - ICN
1 stop16h 00mAir China
Deal found 31/12£519
Sun 8/314:50ICN - LHR
1 stop36h 45mChina Southern
Sat 14/321:30LHR - ICN
2 stops27h 50mChina Southern
Deal found 31/12£525
Tue 10/323:05ICN - LCY
1 stop18h 05mKLM
Tue 19/517:50LCY - ICN
1 stop14h 35mKLM
Deal found 30/12£528
Sun 1/314:15ICN - LHR
2 stops37h 55mShenzhen Airlines
Wed 11/321:10LHR - ICN
2 stops31h 05mShenzhen Airlines
Deal found 31/12£533
Wed 21/113:05ICN - LHR
2 stops28h 00mLufthansa
Wed 28/106:35LHR - ICN
2 stops19h 15mLufthansa
Deal found 30/12£557
Mon 2/322:20ICN - STN
1 stop28h 35mEmirates
Tue 10/314:05STN - ICN
1 stop17h 45mEmirates
Deal found 30/12£571
Fri 30/116:20ICN - LGW
2 stops29h 10mMultiple Airlines
Tue 3/210:30LGW - ICN
1 stop18h 00mMultiple Airlines
Deal found 31/12£432
Sun 8/316:20ICN - LGW
1 stop30h 40mChina Eastern
Sat 14/310:30LGW - ICN
1 stop19h 50mChina Eastern
Deal found 31/12£440
Fri 23/116:20ICN - LGW
2 stops29h 10mMultiple Airlines
Mon 2/210:30LGW - ICN
1 stop16h 25mMultiple Airlines
Deal found 31/12£443
Wed 21/123:45ICN - LHR
1 stop18h 35mScandinavian Airlines
Wed 28/119:50LHR - ICN
2 stops38h 10mScandinavian Airlines
Deal found 30/12£508
Mon 20/413:35ICN - LGW
1 stop25h 00mAir China
Sun 26/412:35LGW - ICN
1 stop16h 00mAir China
Deal found 31/12£520
Mon 11/516:35ICN - LGW
2 stops30h 25mChina Eastern
Mon 18/511:35LGW - ICN
2 stops25h 05mChina Eastern
Deal found 31/12£488
Wed 21/112:55ICN - LGW
1 stop34h 05mMultiple Airlines
Fri 30/110:30LGW - ICN
2 stops30h 05mMultiple Airlines
Deal found 31/12£448
Sun 1/223:05ICN - LCY
1 stop18h 05mKLM
Wed 11/217:50LCY - ICN
1 stop14h 05mKLM
Deal found 31/12£551
Thu 26/216:45ICN - LHR
1 stop35h 25mShenzhen Airlines
Wed 11/321:10LHR - ICN
1 stop31h 45mShenzhen Airlines
Deal found 31/12£558
Fri 30/123:45ICN - LHR
1 stop25h 15mScandinavian Airlines
Mon 9/221:05LHR - ICN
2 stops36h 55mScandinavian Airlines
Deal found 30/12£511
Wed 21/122:20ICN - STN
1 stop28h 35mEmirates
Wed 28/120:15STN - ICN
1 stop36h 55mEmirates
Deal found 31/12£571
Wed 14/113:10ICN - SEN
2 stops31h 50mMultiple Airlines
Sun 18/107:10SEN - ICN
2 stops19h 30mMultiple Airlines
Deal found 31/12£456
Fri 23/123:05ICN - LCY
1 stop18h 05mKLM
Wed 28/117:05LCY - ICN
1 stop14h 50mKLM
Deal found 31/12£560
Mon 16/223:45ICN - LHR
1 stop27h 45mScandinavian Airlines
Mon 23/221:05LHR - ICN
2 stops36h 55mScandinavian Airlines
Deal found 30/12£511
Tue 27/123:40ICN - STN
1 stop21h 25mEmirates
Tue 3/214:05STN - ICN
1 stop19h 05mEmirates
Deal found 31/12£571
Fri 27/223:45ICN - LHR
2 stops23h 50mScandinavian Airlines
Mon 9/321:05LHR - ICN
2 stops36h 55mScandinavian Airlines
Deal found 30/12£511
Thu 5/223:05ICN - LCY
1 stop17h 10mKLM
Mon 9/217:50LCY - ICN
1 stop14h 05mKLM
Deal found 31/12£563
Fri 30/123:45ICN - STN
2 stops29h 20mMultiple Airlines
Tue 3/214:45STN - ICN
2 stops19h 15mMultiple Airlines
Deal found 31/12£471
Thu 19/223:40ICN - STN
1 stop21h 25mEmirates
Thu 26/214:05STN - ICN
1 stop17h 45mEmirates
Deal found 30/12£571
Fri 23/123:45ICN - LHR
2 stops23h 50mScandinavian Airlines
Wed 25/219:50LHR - ICN
2 stops38h 10mScandinavian Airlines
Deal found 30/12£511
Wed 4/323:40ICN - STN
1 stop21h 25mEmirates
Mon 9/320:15STN - ICN
1 stop35h 35mEmirates
Deal found 31/12£571
Direct flights from Incheon Intl to London
Explore direct flight options from Incheon Intl to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 1 January 2026.
Thu 29/112:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Thu 5/220:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 29/12£531
Tue 20/112:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Tue 3/220:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 30/12£534
Fri 20/212:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Sun 1/320:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 30/12£548
Wed 18/310:40ICN - LHR
Nonstop14h 50mVirgin Atlantic
Mon 6/413:25LHR - ICN
Nonstop13h 05mVirgin Atlantic
Deal found 30/12£549
Mon 2/312:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Sun 8/320:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 30/12£551
Mon 2/312:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Thu 5/320:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 31/12£551
Wed 4/312:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Wed 11/320:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 30/12£552
Tue 20/112:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Sat 31/120:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 29/12£554
Thu 5/212:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Tue 10/220:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 30/12£554
Thu 26/312:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Thu 23/420:40LHR - ICN
Nonstop12h 50mAsiana Airlines
Deal found 30/12£555
Fri 6/212:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Sun 22/220:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 30/12£556
Sun 1/212:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Thu 5/220:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 30/12£557
Last-minute flights from Incheon Intl to London
Discover last-minute flight deals from Incheon Intl to London. Data last updated 1 January 2026 and is based on user searches.
Sun 18/114:50ICN - LHR
1 stop36h 00mMultiple Airlines
Fri 23/122:00LHR - ICN
1 stop32h 15mMultiple Airlines
Deal found 30/12£421
Tue 20/113:10ICN - LHR
1 stop35h 45mAir China
Wed 28/120:25LHR - ICN
1 stop16h 30mAir China
Deal found 30/12£419
Tue 20/113:10ICN - LHR
1 stop35h 45mAir China
Tue 27/117:40LHR - ICN
1 stop19h 15mAir China
Deal found 30/12£420
Tue 20/113:10ICN - LGW
1 stop25h 25mAir China
Fri 6/211:35LGW - ICN
1 stop25h 20mAir China
Deal found 30/12£420
Tue 20/113:10ICN - LGW
1 stop25h 25mMultiple Airlines
Tue 3/210:30LGW - ICN
1 stop18h 00mMultiple Airlines
Deal found 30/12£421
Wed 21/116:10ICN - LGW
1 stop30h 50mChina Eastern
Tue 27/110:30LGW - ICN
1 stop19h 50mChina Eastern
Deal found 31/12£407
Wed 21/116:20ICN - LHR
1 stop34h 10mMultiple Airlines
Tue 3/221:30LHR - ICN
1 stop15h 45mMultiple Airlines
Deal found 30/12£418
Thu 22/118:25ICN - LGW
1 stop28h 35mChina Eastern
Mon 2/210:30LGW - ICN
2 stops25h 40mChina Eastern
Deal found 31/12£411
Fri 23/116:10ICN - LGW
1 stop30h 50mMultiple Airlines
Sun 1/216:40LGW - ICN
2 stops40h 40mMultiple Airlines
Deal found 31/12£404
Fri 23/116:20ICN - LGW
1 stop30h 40mChina Eastern
Mon 2/210:30LGW - ICN
2 stops19h 25mChina Eastern
Deal found 31/12£417
Wed 28/116:10ICN - LGW
2 stops28h 55mMultiple Airlines
Tue 3/210:30LGW - ICN
1 stop16h 25mMultiple Airlines
Deal found 31/12£416
Thu 29/116:10ICN - LGW
1 stop23h 20mChina Eastern
Mon 2/210:30LGW - ICN
1 stop21h 55mChina Eastern
Deal found 30/12£418
One-way flights from Incheon Intl to London
Search for one-way flight options from Incheon Intl to London. Find affordable one-way fares based on user searches. Data last updated 1 January 2026.
Thu 22/112:55ICN - LHR
1 stop37h 35mChina Eastern
Deal found 31/12£123
Wed 28/116:10ICN - LHR
1 stop34h 20mChina Eastern
Deal found 31/12£124
Fri 30/116:20ICN - LGW
1 stop30h 40mChina Eastern
Deal found 29/12£124
Wed 21/114:30ICN - LHR
1 stop36h 00mChina Eastern
Deal found 31/12£125
Fri 30/116:20ICN - LHR
1 stop34h 10mChina Eastern
Deal found 29/12£126
Thu 29/118:25ICN - LHR
1 stop32h 05mChina Eastern
Deal found 30/12£126
Tue 20/116:10ICN - LHR
1 stop34h 20mChina Eastern
Deal found 30/12£132
Tue 20/114:50ICN - LGW
1 stop23h 45mAir China
Deal found 30/12£135
Sat 28/316:20ICN - LHR
1 stop34h 20mChina Eastern
Deal found 30/12£136
Wed 11/308:55ICN - LHR
1 stop17h 35mChina Eastern
Deal found 29/12£138
Tue 9/608:55ICN - LHR
1 stop17h 45mChina Eastern
Deal found 31/12£139
Thu 12/312:55ICN - LGW
1 stop26h 35mChina Eastern
Deal found 30/12£139
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 1 January 2026.
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 1 January 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to London that are best for you.
Fly from
Incheon Intl
Fly to
London
Route
Depart
Return
Price
IncheonLondon
ICN - LGW
ICNLGW
Incheon Intl
Wed 21/1
16:10-14:00
1 stop30h 50m
London Gatwick
Tue 27/1
10:30-15:20
1 stop19h 50m
£407
IncheonLondon
ICN - STN
ICNSTN
Incheon Intl
Fri 23/1
14:30-10:35
2 stops29h 05m
London Stansted
Mon 2/2
07:30-15:20
2 stops22h 50m
£424
IncheonLondon
ICN - LGW
ICNLGW
Incheon Intl
Fri 30/1
16:20-12:30
2 stops29h 10m
London Gatwick
Tue 3/2
10:30-13:30
1 stop18h 00m
£432
IncheonLondon
ICN - LGW
ICNLGW
Incheon Intl
Sun 8/3
16:20-14:00
1 stop30h 40m
London Gatwick
Sat 14/3
10:30-15:20
1 stop19h 50m
£440
IncheonLondon
ICN - LGW
ICNLGW
Incheon Intl
Fri 23/1
16:20-12:30
2 stops29h 10m
London Gatwick
Mon 2/2
10:30-11:55
1 stop16h 25m
£443
IncheonLondon
ICN - LGW
ICNLGW
Incheon Intl
Wed 21/1
12:55-14:00
1 stop34h 05m
London Gatwick
Fri 30/1
10:30-01:35
2 stops30h 05m
£448
IncheonLondon
ICN - SEN
ICNSEN
Incheon Intl
Wed 14/1
13:10-12:00
2 stops31h 50m
London Southend
Sun 18/1
07:10-11:40
2 stops19h 30m
£456
IncheonLondon
ICN - STN
ICNSTN
Incheon Intl
Fri 30/1
23:45-20:05
2 stops29h 20m
London Stansted
Tue 3/2
14:45-19:00
2 stops19h 15m
£471
IncheonLondon
ICN - LGW
ICNLGW
Incheon Intl
Mon 11/5
16:35-15:00
2 stops30h 25m
London Gatwick
Mon 18/5
11:35-20:40
2 stops25h 05m
£488
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Wed 28/1
23:45-18:30
1 stop27h 45m
London Heathrow
Mon 2/2
21:05-19:00
2 stops36h 55m
£508
Flights are sorted by cheapest return flights first.
Deals found on 31/12
Showing 1-10 of 60 results
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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
How far ahead should I book a flight from Incheon Intl Airport to London?
Use this chart to determine the optimal time to book a return flight from Incheon Intl to London. Price data was last updated on 26 December 2025.
To ensure you get the cheapest price possible for a flight from Incheon Intl Airport to London, you should look to book at least 27 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.
What is the cheapest month to book a flight from Incheon Intl Airport to London?
Currently, September is the cheapest month in which you can book a flight from Incheon Intl Airport to London (average of £108). Flying from Incheon Intl Airport to London in August is currently the most expensive (average of £554). 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 1 January 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 1 January 2026.
The most flights from ICN 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).
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.
Shanghai (PVG) – chosen by Cheapflights users on 35% 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.
Zhengzhou (CGO) is the most affordable one-stop option, with an average return flight price of £369.
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 Singapore (SIN) offer the fastest connection on this route, with an average stopover time of 1h 20m.
How often are flights from Incheon to London delayed?
About 29% of weekly flights between Incheon and London have experienced delays in the past year, with the average delay time being 105 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 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 Monday 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, Korean Air have had the lowest number of delays on this route, with just 21% of flights being delayed.
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 1 January 2026.
Get a feel of what it's like to fly with Asiana Airlines, China Southern, 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.
This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
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 18h 05m. Fly via China Eastern, Scandinavian Airlines, or KLM to get the fastest option. Airlines will cover a distance of 5487 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 China Eastern. Our recent data shows that you can find tickets from as low as £353 on this airline. Additional options worth looking into are Air China and Asiana Airlines, starting at £439 and £483 round-trip. Users have found that China Eastern is 40% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Incheon Intl Airport to London one-way?
£120 is the cheapest one-way deal found within the past few days, from China Southern. You may also be able to find cheap deals on Air China and Etihad Airways, with prices starting from £131 and £244, respectively.
What are the most popular routes from Incheon Intl Airport to London?
While some choose either Incheon Intl - London Stansted or Incheon Intl - London Gatwick, 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 (67%), Korean Air (67%), Asiana Airlines (48%).
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 £1,014, our data indicates the cheapest price to be £253. The most popular route (Incheon Intl - London Heathrow), is priced around £368.
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, September is the cheapest month in which you can book a flight from Incheon Intl Airport to London (average of £108). Flying from Incheon Intl Airport to London in August is currently the most expensive (average of £554). 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.
Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 1 January 2026.
Browse through other flights departing from Incheon Intl. Flights are based on user searches made on Cheapflights and were last updated on 1 January 2026.
Discover the top 4 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 1 January 2026.
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 Incheon Intl to London?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Incheon Intl to London. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Incheon Intl to London?
Cheapflights helps you find that perfect flight to London from Incheon Intl 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 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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Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
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