Cheap flights from Incheon Intl Airport to London Heathrow Airport from £144
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 31/3. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — LHR
13 Apr — 20 Apr1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Incheon Intl to London Heathrow are usually found in November or March, booked 76 days in advance, depart on a Friday or Thursday and return on a Wednesday
Cheap flight deals from Incheon Intl to Heathrow
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Cheapest flights from Incheon Intl to Heathrow
Explore the most affordable flight options available from Incheon Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 March 2026.
Sun 7/615:15
ICN
-
LHR
1 stop36h 05m
China Southern
Sun 14/621:00
LHR
-
ICN
1 stop17h 10m
China Southern
Deal found 11/3£348
Thu 2/408:55
ICN
-
LHR
1 stop17h 45m
China Eastern
Wed 15/421:20
LHR
-
ICN
1 stop15h 25m
China Eastern
Deal found 10/3£351
Thu 7/516:45
ICN
-
LHR
1 stop34h 35m
China Southern
Sun 17/521:00
LHR
-
ICN
1 stop17h 10m
China Southern
Deal found 11/3£361
Fri 5/609:25
ICN
-
LHR
1 stop16h 40m
China Southern
Tue 16/621:00
LHR
-
ICN
1 stop17h 10m
China Southern
Deal found 13/3£364
Mon 30/316:20
ICN
-
LHR
1 stop34h 20m
China Eastern
Sun 12/421:20
LHR
-
ICN
1 stop15h 25m
China Eastern
Deal found 10/3£370
Tue 9/615:15
ICN
-
LHR
1 stop36h 05m
China Southern
Tue 16/621:00
LHR
-
ICN
1 stop17h 10m
China Southern
Deal found 11/3£375
Thu 2/408:55
ICN
-
LHR
1 stop17h 45m
China Eastern
Thu 9/421:20
LHR
-
ICN
1 stop34h 00m
China Eastern
Deal found 10/3£380
Sun 7/615:15
ICN
-
LHR
1 stop36h 05m
China Southern
Mon 15/621:00
LHR
-
ICN
1 stop17h 10m
China Southern
Deal found 11/3£383
Tue 31/316:20
ICN
-
LHR
1 stop34h 20m
China Eastern
Sun 5/421:20
LHR
-
ICN
1 stop15h 25m
China Eastern
Deal found 10/3£383
Best flights from Incheon Intl to Heathrow
Discover carefully curated flight deals from Incheon Intl to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 March 2026.
Wed 6/517:50
ICN
-
LHR
1 stop21h 10m
Etihad Airways
Thu 14/520:45
LHR
-
ICN
1 stop17h 15m
Etihad Airways
Deal found 11/3£573
Sun 28/610:55
ICN
-
LHR
Nonstop14h 25m
Korean Air
Fri 3/719:35
LHR
-
ICN
Nonstop12h 40m
Korean Air
Deal found 12/3£708
Fri 12/623:35
ICN
-
LHR
1 stop24h 25m
Scandinavian Airlines
Mon 22/609:55
LHR
-
ICN
2 stops24h 40m
Scandinavian Airlines
Deal found 12/3£714
Tue 26/500:15
ICN
-
LHR
1 stop21h 50m
Qatar Airways
Sun 31/511:30
LHR
-
ICN
2 stops22h 35m
Qatar Airways
Deal found 9/3£811
Wed 27/510:55
ICN
-
LHR
Nonstop14h 25m
Multiple Airlines
Sun 31/518:00
LHR
-
ICN
1 stop14h 25m
Multiple Airlines
Deal found 9/3£816
Mon 20/711:00
ICN
-
LHR
2 stops40h 10m
Oman Air
Tue 28/720:50
LHR
-
ICN
2 stops50h 20m
Oman Air
Deal found 9/3£844
Sun 17/510:55
ICN
-
LHR
Nonstop14h 25m
Korean Air
Fri 29/519:35
LHR
-
ICN
Nonstop12h 40m
Korean Air
Deal found 12/3£798
Sat 23/523:35
ICN
-
LHR
2 stops25h 25m
Scandinavian Airlines
Tue 2/615:35
LHR
-
ICN
2 stops19h 00m
Scandinavian Airlines
Deal found 10/3£807
Sun 26/401:35
ICN
-
LHR
1 stop21h 30m
Multiple Airlines
Tue 5/517:50
LHR
-
ICN
2 stops20h 10m
Multiple Airlines
Deal found 11/3£860
Wed 1/401:20
ICN
-
LHR
2 stops23h 55m
Qatar Airways
Fri 17/412:00
LHR
-
ICN
2 stops22h 05m
Qatar Airways
Deal found 14/3£876
Tue 28/723:35
ICN
-
LHR
2 stops25h 25m
Scandinavian Airlines
Tue 4/821:05
LHR
-
ICN
2 stops37h 30m
Scandinavian Airlines
Deal found 9/3£816
Thu 30/410:55
ICN
-
LHR
Nonstop14h 25m
Korean Air
Tue 5/519:35
LHR
-
ICN
Nonstop12h 40m
Korean Air
Deal found 10/3£881
Direct flights from Incheon Intl to Heathrow
Explore direct flight options from Incheon Intl to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 14 March 2026.
Thu 2/412:25
ICN
-
LHR
Nonstop14h 25m
Virgin Atlantic
Wed 15/413:25
LHR
-
ICN
Nonstop12h 40m
Virgin Atlantic
Deal found 10/3£466
Wed 13/512:25
ICN
-
LHR
Nonstop14h 25m
Virgin Atlantic
Sun 17/513:25
LHR
-
ICN
Nonstop12h 40m
Virgin Atlantic
Deal found 10/3£482
Tue 19/512:25
ICN
-
LHR
Nonstop14h 25m
Virgin Atlantic
Wed 27/513:25
LHR
-
ICN
Nonstop12h 40m
Virgin Atlantic
Deal found 10/3£483
Thu 2/412:25
ICN
-
LHR
Nonstop14h 25m
Virgin Atlantic
Thu 9/413:25
LHR
-
ICN
Nonstop12h 40m
Virgin Atlantic
Deal found 10/3£486
Wed 13/512:25
ICN
-
LHR
Nonstop14h 25m
Virgin Atlantic
Wed 27/513:25
LHR
-
ICN
Nonstop12h 40m
Virgin Atlantic
Deal found 10/3£487
Fri 5/612:25
ICN
-
LHR
Nonstop14h 25m
Virgin Atlantic
Mon 15/613:25
LHR
-
ICN
Nonstop12h 40m
Virgin Atlantic
Deal found 12/3£489
Wed 1/410:55
ICN
-
LHR
Nonstop14h 25m
Virgin Atlantic
Mon 6/419:35
LHR
-
ICN
Nonstop12h 40m
Virgin Atlantic
Deal found 10/3£490
Wed 1/412:25
ICN
-
LHR
Nonstop14h 25m
Virgin Atlantic
Wed 8/413:25
LHR
-
ICN
Nonstop12h 40m
Virgin Atlantic
Deal found 12/3£491
Last-minute flights from Incheon Intl to Heathrow
Discover last-minute flight deals from Incheon Intl to Heathrow. Data last updated 14 March 2026 and is based on user searches.
Mon 30/316:20
ICN
-
LHR
1 stop34h 20m
China Eastern
Sun 12/421:20
LHR
-
ICN
1 stop15h 25m
China Eastern
Deal found 10/3£370
Tue 31/316:20
ICN
-
LHR
1 stop34h 20m
China Eastern
Sun 5/421:20
LHR
-
ICN
1 stop15h 25m
China Eastern
Deal found 10/3£383
Wed 1/416:15
ICN
-
LHR
1 stop34h 25m
China Eastern
Mon 6/421:20
LHR
-
ICN
1 stop32h 10m
China Eastern
Deal found 10/3£386
Wed 1/412:25
ICN
-
LHR
Nonstop14h 25m
Multiple Airlines
Mon 6/421:00
LHR
-
ICN
1 stop17h 10m
Multiple Airlines
Deal found 10/3£389
Wed 1/408:55
ICN
-
LHR
1 stop17h 45m
China Eastern
Wed 15/421:20
LHR
-
ICN
1 stop32h 10m
China Eastern
Deal found 12/3£395
Thu 2/408:55
ICN
-
LHR
1 stop17h 45m
China Eastern
Wed 15/421:20
LHR
-
ICN
1 stop15h 25m
China Eastern
Deal found 10/3£351
Thu 2/408:55
ICN
-
LHR
1 stop17h 45m
China Eastern
Thu 9/421:20
LHR
-
ICN
1 stop34h 00m
China Eastern
Deal found 10/3£380
Thu 2/412:25
ICN
-
LHR
Nonstop14h 25m
Multiple Airlines
Wed 15/421:00
LHR
-
ICN
1 stop17h 10m
Multiple Airlines
Deal found 10/3£392
One-way flights from Incheon Intl to Heathrow
Search for one-way flight options from Incheon Intl to Heathrow. Find affordable one-way fares based on user searches. Data last updated 14 March 2026.
Tue 31/316:20
ICN
-
LHR
1 stop34h 20m
China Eastern
Deal found 10/3£144
Wed 27/518:25
ICN
-
LHR
1 stop32h 15m
China Eastern
Deal found 10/3£147
Tue 26/518:25
ICN
-
LHR
1 stop32h 15m
China Eastern
Deal found 11/3£149
Thu 2/416:20
ICN
-
LHR
1 stop34h 20m
China Eastern
Deal found 13/3£150
Tue 31/312:25
ICN
-
LHR
Nonstop14h 25m
Virgin Atlantic
Deal found 11/3£150
Fri 15/516:15
ICN
-
LHR
1 stop34h 25m
China Eastern
Deal found 12/3£151
Wed 1/412:25
ICN
-
LHR
Nonstop14h 25m
Virgin Atlantic
Deal found 13/3£153
Find flight deals from Incheon Intl to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to Heathrow (LHR). 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 14 March 2026.
Customise your flight search to find flights from Incheon Intl to Heathrow 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 14 March 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Wed 6/5
17:50-07:00
1 stop21h 10m
London Heathrow
Thu 14/5
20:45-22:00
1 stop17h 15m
£573
Fastest return journey
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Sun 28/6
10:55-17:20
Nonstop14h 25m
London Heathrow
Fri 3/7
19:35-16:15
Nonstop12h 40m
£708
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Fri 12/6
23:35-16:00
1 stop24h 25m
London Heathrow
Mon 22/6
09:55-18:35
2 stops24h 40m
£714
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Sun 17/5
10:55-17:20
Nonstop14h 25m
London Heathrow
Fri 29/5
19:35-16:15
Nonstop12h 40m
£798
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Sat 23/5
23:35-17:00
2 stops25h 25m
London Heathrow
Tue 2/6
15:35-18:35
2 stops19h 00m
£807
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Tue 26/5
00:15-14:05
1 stop21h 50m
London Heathrow
Sun 31/5
11:30-18:05
2 stops22h 35m
£811
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Tue 28/7
23:35-17:00
2 stops25h 25m
London Heathrow
Tue 4/8
21:05-18:35
2 stops37h 30m
£816
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Wed 27/5
10:55-17:20
Nonstop14h 25m
London Heathrow
Sun 31/5
18:00-16:25
1 stop14h 25m
£816
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Mon 20/7
11:00-19:10
2 stops40h 10m
London Heathrow
Tue 28/7
20:50-07:10
2 stops50h 20m
£844
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Sun 26/4
01:35-15:05
1 stop21h 30m
London Heathrow
Tue 5/5
17:50-22:00
2 stops20h 10m
£860
Flights are sorted by cheapest return flights first.
Deals found on 9/3
Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3
Best time to book a flight from Incheon Intl to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Incheon Intl with our price prediction graph.
ICN-LHR
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 Heathrow Airport
Prices
Airlines
Delays
More
How far ahead should I book a flight from Incheon Intl Airport to London Heathrow Airport?
Use this chart to determine the optimal time to book a return flight from Incheon Intl to Heathrow. Price data was last updated on 6 March 2026.
Booking 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from Incheon Intl Airport to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Incheon Intl Airport to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Incheon Intl Airport to London Heathrow Airport (average of £347). Flying from Incheon Intl Airport to London Heathrow Airport 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 LHR?
Find hourly flight availability from Incheon Intl to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 March 2026.
When flying from Incheon Intl Airport to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost for a return flight from Incheon Intl Airport to London Heathrow Airport?
Weekly flight availability from Incheon Intl Airport to London Heathrow Airport
Explore weekly flight availability from Incheon Intl to Heathrow. 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 14 March 2026.
The most flights from ICN to LHR 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).
How often are flights from Incheon to London delayed?
About 30% of weekly flights between Incheon and London have experienced delays in the past year, with the average delay time being 96 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?
Thursday 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 22% of flights being delayed.
What’s the top stopover airport for flights from Incheon Intl Airport to London Heathrow Airport?
Share of one-stop return flights from Incheon Intl Airport to London Heathrow Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Beijing (PEK) – chosen by Cheapflights users on 19% of one-stop itineraries from Incheon Intl Airport to London Heathrow Airport on Cheapflights.
What’s the cheapest stopover airport for flights from Incheon Intl Airport to London Heathrow Airport?
Average return fare for one-stop flights from Incheon Intl Airport to London Heathrow Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Beijing (PKX) is the most affordable one-stop option, with an average return flight price of £456.
What’s the fastest stopover option from Incheon Intl Airport to London Heathrow Airport?
Shortest average travel time for one-stop one-way flights from Incheon Intl Airport to London Heathrow Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Frankfurt am Main (FRA) have the shortest average one-way travel time for one-stop routes: 16h 15m.
Which airport typically offers the quickest stopover for flights from Incheon Intl Airport to London Heathrow Airport?
Average stopover duration for one-stop one-way flights from Incheon Intl Airport to London Heathrow Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Frankfurt am Main (FRA) offer the fastest connection on this route, with an average stopover time of 1h 28m.
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 14 March 2026.
Read through reviews of airlines operating flights from Incheon Intl Airport to London Heathrow Airport, such as Korean Air,Asiana Airlines, andVirgin Atlantic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Related info for your journey
Find useful and relevant information for your journey from Incheon Intl to Heathrow. 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 Heathrow Airport?
Etihad Airways, Korean Air, and Scandinavian Airlines can get you from Incheon Intl Airport to London Heathrow Airport in just under 14h 25m. Your travel time can differ by up to 10h. Airlines will cover a distance of 5503 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 Heathrow Airport round-trip?
Our cheapest airline available from Incheon Intl Airport to London Heathrow Airport is Air China. Our recent data shows that you can find tickets from as low as £446 on this airline. Additional options worth looking into are Virgin Atlantic and China Eastern, starting at £466 and £478 round-trip. Air China is currently priced 34% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Incheon Intl Airport to London Heathrow Airport one-way?
The cheapet airlines for a one-way flight from Incheon Intl Airport to London Heathrow Airport are Air China (£133), Etihad Airways (£231), and Asiana Airlines (£258).
What are the most reliable airlines from Incheon Intl Airport to London Heathrow Airport?
The top 3 most reliable airlines when flying from Incheon Intl Airport to London Heathrow Airport are Korean Air (76%), Virgin Atlantic (57%) and Asiana Airlines (28%).
What are the cheapest flights from Incheon Intl Airport to London Heathrow Airport?
While on average a flight from Incheon Intl Airport to London Heathrow Airport is generally £699, our data shows the cheapest flight currently is £135. When looking at the most popular route, (Incheon Intl - London Heathrow), you can expect to pay £380 for that flight.
Can I find deals for business class flights from Incheon Intl to Heathrow?
Yes. Cheapflights offers flight deals from Incheon Intl to Heathrow 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 Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Incheon Intl Airport to London Heathrow Airport (average of £347). Flying from Incheon Intl Airport to London Heathrow Airport 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 Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 14 March 2026.
Top 5 airlines flying from Incheon Intl to Heathrow
Discover the top 5 airlines that operate flights from Incheon Intl to Heathrow. 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 14 March 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 Heathrow?
Cheapflights helps you search for flights from Incheon Intl to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Incheon Intl to Heathrow?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Incheon Intl to Heathrow.
Can Cheapflights find flights from Incheon Intl to Heathrow with no change fees?
Certainly. Search results for flights to Heathrow from Incheon Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Incheon Intl to Heathrow become cheaper?
Yes! Start tracking prices for Incheon Intl to Heathrow 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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