Cheap flights from Incheon Intl Airport to London Heathrow Airport from £167
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — LHR
25 Oct — 1 Nov1
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 61 days in advance, depart on a Monday or Saturday and return on a Monday
Cheap flight deals from Incheon Intl to Heathrow
Enter your travel dates to find the best prices.
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Best
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Last-minute
One-way
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 25 September 2026.
Mon 19/1009:25 -
1 stop16h 40m
Mon 26/1021:30 -
1 stop15h 40m
Deal found 21/9£431
Tue 13/1015:15 -
1 stop36h 05m
Tue 3/1121:30 -
1 stop15h 40m
Deal found 21/9£432
Mon 12/1015:15 -
1 stop36h 05m
Mon 26/1021:30 -
1 stop15h 40m
Deal found 20/9£436
Wed 21/1015:15 -
1 stop36h 05m
Tue 3/1121:30 -
1 stop15h 40m
Deal found 20/9£438
Sun 11/1016:45 -
1 stop34h 35m
Sat 14/1121:30 -
1 stop15h 40m
Deal found 21/9£440
Sun 18/1009:25 -
1 stop16h 40m
Sat 31/1021:30 -
1 stop15h 40m
Deal found 21/9£441
Tue 20/1016:45 -
1 stop34h 35m
Sat 31/1021:30 -
1 stop15h 40m
Deal found 22/9£443
Tue 13/1022:45 -
1 stop23h 00m
Wed 14/1019:35 -
1 stop18h 05m
Deal found 21/9£444
Wed 28/1009:25 -
1 stop18h 10m
Sun 8/1121:30 -
1 stop15h 40m
Deal found 21/9£444
Mon 12/1009:40 -
1 stop17h 40m
Thu 29/1021:30 -
1 stop15h 40m
Deal found 21/9£445
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 25 September 2026.
Fri 20/1114:55 -
1 stop37h 15m
Wed 2/1221:10 -
1 stop33h 50m
Deal found 21/9£498
Thu 12/1123:45 -
1 stop25h 15m
Wed 25/1110:35 -
2 stops23h 25m
Deal found 24/9£516
Tue 6/1021:50 -
1 stop30h 50m
Tue 27/1007:30 -
1 stop19h 55m
Deal found 23/9£516
Wed 10/213:30 -
1 stop16h 30m
Wed 17/206:35 -
2 stops19h 25m
Deal found 24/9£583
Sat 21/1108:20 -
2 stops21h 40m
Mon 23/1108:45 -
2 stops18h 50m
Deal found 21/9£622
Tue 3/1113:25 -
Nonstop14h 30m
Sat 21/1114:15 -
Nonstop12h 20m
Deal found 22/9£729
Wed 18/1123:45 -
1 stop27h 45m
Tue 24/1110:35 -
2 stops23h 25m
Deal found 22/9£520
Mon 30/1123:45 -
2 stops25h 40m
Thu 10/1210:35 -
2 stops23h 25m
Deal found 25/9£553
Thu 28/112:55 -
2 stops28h 10m
Sat 6/209:30 -
2 stops16h 45m
Deal found 21/9£656
Mon 9/1123:45 -
2 stops25h 40m
Mon 16/1109:55 -
2 stops24h 05m
Deal found 23/9£606
Mon 4/113:30 -
1 stop16h 30m
Fri 22/106:35 -
2 stops19h 25m
Deal found 25/9£787
Thu 24/1223:45 -
1 stop25h 15m
Mon 18/110:35 -
2 stops23h 25m
Deal found 24/9£759
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 25 September 2026.
Thu 12/1113:25 -
Nonstop14h 30m
Wed 25/1114:15 -
Nonstop12h 20m
Deal found 23/9£615
Thu 19/1113:25 -
Nonstop14h 30m
Wed 25/1114:15 -
Nonstop12h 20m
Deal found 25/9£643
Tue 17/1113:25 -
Nonstop14h 30m
Mon 23/1114:15 -
Nonstop12h 20m
Deal found 24/9£646
Wed 18/1113:25 -
Nonstop14h 30m
Tue 24/1114:15 -
Nonstop12h 20m
Deal found 23/9£650
Wed 18/1113:25 -
Nonstop14h 30m
Wed 25/1114:15 -
Nonstop12h 20m
Deal found 25/9£652
Wed 11/1113:25 -
Nonstop14h 30m
Wed 18/1114:15 -
Nonstop12h 20m
Deal found 25/9£653
Tue 17/1113:25 -
Nonstop14h 30m
Tue 24/1114:15 -
Nonstop12h 20m
Deal found 25/9£654
Tue 17/1113:25 -
Nonstop14h 30m
Wed 25/1114:15 -
Nonstop12h 20m
Deal found 25/9£658
Fri 20/1113:25 -
Nonstop14h 30m
Tue 24/1114:15 -
Nonstop12h 20m
Deal found 24/9£660
Wed 25/1113:25 -
Nonstop14h 30m
Wed 2/1214:15 -
Nonstop12h 20m
Deal found 25/9£661
Last-minute flights from Incheon Intl to Heathrow
Discover last-minute flight deals from Incheon Intl to Heathrow. Data last updated 25 September 2026 and is based on user searches.
Sun 11/1016:45 -
1 stop34h 35m
Sat 14/1121:30 -
1 stop15h 40m
Deal found 21/9£440
Mon 12/1015:15 -
1 stop36h 05m
Mon 26/1021:30 -
1 stop15h 40m
Deal found 20/9£436
Mon 12/1009:40 -
1 stop17h 40m
Thu 29/1021:30 -
1 stop15h 40m
Deal found 21/9£445
Tue 13/1015:15 -
1 stop36h 05m
Tue 3/1121:30 -
1 stop15h 40m
Deal found 21/9£432
Tue 13/1022:45 -
1 stop23h 00m
Wed 14/1019:35 -
1 stop18h 05m
Deal found 21/9£444
Sun 18/1009:25 -
1 stop16h 40m
Sat 31/1021:30 -
1 stop15h 40m
Deal found 21/9£441
Mon 19/1009:25 -
1 stop16h 40m
Mon 26/1021:30 -
1 stop15h 40m
Deal found 21/9£431
Tue 20/1016:45 -
1 stop34h 35m
Sat 31/1021:30 -
1 stop15h 40m
Deal found 22/9£443
Wed 21/1015:15 -
1 stop36h 05m
Tue 3/1121:30 -
1 stop15h 40m
Deal found 20/9£438
Wed 28/1009:25 -
1 stop18h 10m
Sun 8/1121:30 -
1 stop15h 40m
Deal found 21/9£444
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 25 September 2026.
Wed 21/1009:25 -
1 stop16h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 21/9£167
Tue 27/1009:25 -
1 stop18h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 24/9£171
Mon 12/1015:15 -
1 stop36h 05m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 24/9£172
Fri 16/1009:25 -
1 stop16h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 22/9£173
Fri 9/1016:15 -
1 stop34h 25m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 21/9£174
Wed 14/1016:20 -
1 stop34h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 22/9£175
Thu 1/1022:45 -
1 stop23h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 21/9£177
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 25 September 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 7,457,451 searches. Data last updated 25 September 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 Incheon Intl - LHR London Heathrow
ICNLHR
Incheon Intl
Wed 20/1
12:55-08:05
2 stops28h 10m
London Heathrow
Wed 31/12
00:00-08:00
Nonstop0h 00m
£364
IncheonLondon
ICN Incheon Intl - LHR London Heathrow
ICNLHR
Incheon Intl
Thu 24/12
13:25-18:55
Nonstop14h 30m
London Heathrow
Wed 31/12
00:00-08:00
Nonstop0h 00m
£404
IncheonLondon
ICN Incheon Intl - LHR London Heathrow
ICNLHR
Incheon Intl
Wed 13/1
13:30-07:25
2 stops26h 55m
London Heathrow
Wed 31/12
00:00-08:00
Nonstop0h 00m
£420
IncheonLondon
ICN Incheon Intl - LHR London Heathrow
ICNLHR
Incheon Intl
Wed 13/1
10:40-16:30
Nonstop14h 50m
London Heathrow
Wed 31/12
00:00-08:00
Nonstop0h 00m
£432
Fastest return journey
IncheonLondon
ICN Incheon Intl - LHR London Heathrow
ICNLHR
Incheon Intl
Wed 21/10
12:25-18:50
Nonstop14h 25m
London Heathrow
Wed 31/12
00:00-08:00
Nonstop0h 00m
£439
IncheonLondon
ICN Incheon Intl - LHR London Heathrow
ICNLHR
Incheon Intl
Tue 17/11
09:40-15:35
Nonstop14h 55m
London Heathrow
Wed 31/12
00:00-08:00
Nonstop0h 00m
£441
IncheonLondon
ICN Incheon Intl - LHR London Heathrow
ICNLHR
Incheon Intl
Mon 16/11
10:40-16:30
Nonstop14h 50m
London Heathrow
Wed 31/12
00:00-08:00
Nonstop0h 00m
£453
IncheonLondon
ICN Incheon Intl - LHR London Heathrow
ICNLHR
Incheon Intl
Sun 21/2
10:40-16:30
Nonstop14h 50m
London Heathrow
Wed 31/12
00:00-08:00
Nonstop0h 00m
£466
IncheonLondon
ICN Incheon Intl - LHR London Heathrow
ICNLHR
Incheon Intl
Sun 29/11
14:15-20:30
2 stops63h 15m
London Heathrow
Wed 31/12
00:00-08:00
Nonstop0h 00m
£472
IncheonLondon
ICN Incheon Intl - LHR London Heathrow
ICNLHR
Incheon Intl
Fri 20/11
14:55-19:10
1 stop37h 15m
London Heathrow
Wed 2/12
21:10-16:00
1 stop33h 50m
£498
Flights are sorted by cheapest return flights first.
Deals found on 22/9
Showing 1-10 of 22 resultsSorted by cheapest first
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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?
Booking 59 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, November is the cheapest month in which you can book a flight from Incheon Intl Airport to London Heathrow Airport (average of £520). Flying from Incheon Intl Airport to London Heathrow Airport in January is currently the most expensive (average of £782). 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 25 September 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?
Airfare is below average for this route at the moment.
Incheon Intl Airport to London Heathrow Airport flights typically cost between £612 and £979 in October.The cheapest return price found within the last 5 days was £431 on China Southern (19 Oct–26 Oct).
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 25 September 2026.
The most flights from ICN to LHR are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).
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 126 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?
Monday tends to have the lowest number of delays on this route, whereas Sunday 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 12% 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 33% 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.
Shenzhen (SZX) is the most affordable one-stop option, with an average return flight price of £353.
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 Beijing (PEK) have the shortest average one-way travel time for one-stop routes: 15h 18m.
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 Amsterdam (AMS) offer the fastest connection on this route, with an average stopover time of 1h 48m.
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 25 September 2026.
Read through reviews of airlines operating flights from Incheon Intl Airport to London Heathrow Airport, such as Asiana Airlines,Air China, andVirgin Atlantic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Smooth sailing trip, pilots did thrir excellent job. Very hard to communicate with some FA in English. Small quantity of offered but the quality is okey. No snacks in between the 1st and 2nd meal.
Smooth sailing trip, pilots did thrir excellent job. Very hard to communicate with some FA in English. Small quantity of offered but the quality is okey. No snacks in between the 1st and 2nd meal.
Smooth sailing trip, pilots did thrir excellent job. Very hard to communicate with some FA in English. Small quantity of offered but the quality is okey. No snacks in between the 1st and 2nd meal.
Smooth sailing trip, pilots did thrir excellent job. Very hard to communicate with some FA in English. Small quantity of offered but the quality is okey. No snacks in between the 1st and 2nd meal.
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?
Shenzhen Airlines and Scandinavian Airlines can get you from Incheon Intl Airport to London Heathrow Airport in just under 23h. Your travel time can differ by up to 14h 15m. 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 £471 on this airline. Additional options worth looking into are Asiana Airlines and Virgin Atlantic, starting at £488 and £522 round-trip. Air China is currently priced 30% 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 China Eastern (£121), Air China (£133), and Etihad Airways (£236).
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 Virgin Atlantic (86%), Korean Air (83%) and Asiana Airlines (61%).
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 £970, our data shows the cheapest flight currently is £379. When looking at the most popular route, (Incheon Intl - London Heathrow), you can expect to pay £454 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, November is the cheapest month in which you can book a flight from Incheon Intl Airport to London Heathrow Airport (average of £520). Flying from Incheon Intl Airport to London Heathrow Airport in January is currently the most expensive (average of £782). 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 25 September 2026.
Top 3 airlines flying from Incheon Intl to Heathrow
Discover the top 3 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 7,457,451 searches. Data last updated 25 September 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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