Cheap flights from Incheon Intl Airport to London Heathrow Airport from £151
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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — LHR
7 Dec — 14 Dec1
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 March or November, booked 69 days in advance, depart on a Thursday or Sunday and return on a Tuesday
Find flight deals from Incheon Intl to Heathrow
Enter your travel dates to find the best prices.
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 7 November 2025.
Tue 23/1213:10ICN - LHR
1 stop35h 45mAir China
Sat 27/1221:35LHR - ICN
1 stop30h 20mAir China
Deal found 5/11£436
Sun 7/1213:10ICN - LHR
1 stop35h 45mAir China
Sat 13/1221:35LHR - ICN
1 stop30h 20mAir China
Deal found 6/11£438
Tue 2/1213:10ICN - LHR
1 stop35h 45mAir China
Sat 13/1221:35LHR - ICN
1 stop30h 20mAir China
Deal found 6/11£438
Sun 14/1214:50ICN - LHR
1 stop36h 00mAir China
Sat 3/121:35LHR - ICN
1 stop30h 20mAir China
Deal found 6/11£439
Thu 25/1217:50ICN - LHR
1 stop33h 00mAir China
Thu 1/121:35LHR - ICN
1 stop30h 20mAir China
Deal found 6/11£440
Sat 22/1122:10ICN - LHR
1 stop28h 45mMultiple Airlines
Wed 26/1121:00LHR - ICN
1 stop33h 05mMultiple Airlines
Deal found 6/11£441
Mon 15/1214:55ICN - LHR
1 stop38h 20mAir China
Thu 18/1221:35LHR - ICN
1 stop30h 20mAir China
Deal found 4/11£441
Thu 25/1217:50ICN - LHR
1 stop31h 05mAir China
Sat 3/121:35LHR - ICN
1 stop30h 20mAir China
Deal found 6/11£443
Fri 14/1116:10ICN - LHR
1 stop34h 20mChina Eastern
Thu 20/1121:00LHR - ICN
1 stop14h 45mChina Eastern
Deal found 6/11£445
Mon 17/1123:45ICN - LHR
1 stop27h 25mEtihad Airways
Fri 28/1113:55LHR - ICN
1 stop35h 50mEtihad Airways
Deal found 4/11£446
Tue 2/1213:10ICN - LHR
1 stop35h 45mAir China
Tue 16/1222:10LHR - ICN
1 stop29h 45mAir China
Deal found 6/11£447
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 7 November 2025.
Wed 28/123:45ICN - LHR
2 stops25h 40mScandinavian Airlines
Wed 4/219:50LHR - ICN
2 stops38h 10mScandinavian Airlines
Deal found 6/11£493
Fri 6/213:30ICN - LHR
1 stop18h 25mLufthansa
Thu 12/207:40LHR - ICN
1 stop18h 35mLufthansa
Deal found 6/11£498
Sun 14/1214:15ICN - LHR
2 stops37h 55mShenzhen Airlines
Wed 7/121:10LHR - ICN
2 stops31h 05mShenzhen Airlines
Deal found 6/11£505
Wed 17/1223:45ICN - LHR
1 stop25h 15mScandinavian Airlines
Wed 14/119:50LHR - ICN
2 stops38h 10mScandinavian Airlines
Deal found 7/11£513
Mon 23/213:30ICN - LHR
1 stop18h 25mLufthansa
Fri 27/207:40LHR - ICN
1 stop18h 35mLufthansa
Deal found 6/11£533
Mon 26/123:45ICN - LHR
1 stop18h 35mScandinavian Airlines
Wed 11/219:50LHR - ICN
2 stops38h 10mScandinavian Airlines
Deal found 6/11£514
Mon 24/1113:05ICN - LHR
2 stops28h 00mLufthansa
Mon 1/1207:40LHR - ICN
2 stops18h 10mLufthansa
Deal found 5/11£553
Fri 27/223:45ICN - LHR
1 stop25h 15mScandinavian Airlines
Tue 3/310:35LHR - ICN
2 stops23h 25mScandinavian Airlines
Deal found 5/11£516
Wed 3/1223:45ICN - LHR
2 stops25h 40mScandinavian Airlines
Wed 31/1218:05LHR - ICN
2 stops39h 55mScandinavian Airlines
Deal found 7/11£541
Wed 10/1223:45ICN - LHR
2 stops23h 50mScandinavian Airlines
Wed 31/1218:05LHR - ICN
2 stops39h 55mScandinavian Airlines
Deal found 5/11£544
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 7 November 2025.
Thu 5/212:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Mon 9/220:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 7/11£526
Wed 4/212:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Sun 8/220:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 6/11£527
Thu 20/1112:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Thu 27/1120:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 6/11£528
Tue 3/212:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Sat 7/220:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 5/11£529
Tue 18/1112:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Sat 22/1120:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 5/11£529
Wed 26/1112:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Fri 28/1120:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 5/11£530
Wed 19/1112:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Wed 26/1120:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 4/11£533
Mon 24/1112:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Sun 30/1120:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 6/11£537
Mon 24/1112:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Mon 1/1220:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 5/11£538
Fri 28/1112:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Sun 7/1220:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 6/11£539
Mon 24/1112:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Thu 27/1120:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 6/11£540
Mon 24/1112:25ICN - LHR
Nonstop14h 40mAsiana Airlines
Wed 26/1120:10LHR - ICN
Nonstop12h 40mAsiana Airlines
Deal found 5/11£541
Last-minute flights from Incheon Intl to Heathrow
Discover last-minute flight deals from Incheon Intl to Heathrow. Data last updated 7 November 2025 and is based on user searches.
Fri 14/1116:10ICN - LHR
1 stop34h 20mChina Eastern
Thu 20/1121:00LHR - ICN
1 stop14h 45mChina Eastern
Deal found 6/11£445
Mon 17/1123:45ICN - LHR
1 stop27h 25mEtihad Airways
Fri 28/1113:55LHR - ICN
1 stop35h 50mEtihad Airways
Deal found 4/11£446
Sat 22/1122:10ICN - LHR
1 stop28h 45mMultiple Airlines
Wed 26/1121:00LHR - ICN
1 stop33h 05mMultiple Airlines
Deal found 6/11£441
Tue 2/1213:10ICN - LHR
1 stop35h 45mAir China
Sat 13/1221:35LHR - ICN
1 stop30h 20mAir China
Deal found 6/11£438
Tue 2/1213:10ICN - LHR
1 stop35h 45mAir China
Tue 16/1222:10LHR - ICN
1 stop29h 45mAir China
Deal found 6/11£447
Sun 7/1213:10ICN - LHR
1 stop35h 45mAir China
Sat 13/1221:35LHR - ICN
1 stop30h 20mAir China
Deal found 6/11£438
Sun 14/1214:50ICN - LHR
1 stop36h 00mAir China
Sat 3/121:35LHR - ICN
1 stop30h 20mAir China
Deal found 6/11£439
Mon 15/1214:55ICN - LHR
1 stop38h 20mAir China
Thu 18/1221:35LHR - ICN
1 stop30h 20mAir China
Deal found 4/11£441
Tue 23/1213:10ICN - LHR
1 stop35h 45mAir China
Sat 27/1221:35LHR - ICN
1 stop30h 20mAir China
Deal found 5/11£436
Thu 25/1217:50ICN - LHR
1 stop33h 00mAir China
Thu 1/121:35LHR - ICN
1 stop30h 20mAir China
Deal found 6/11£440
Thu 25/1217:50ICN - LHR
1 stop31h 05mAir China
Sat 3/121:35LHR - ICN
1 stop30h 20mAir China
Deal found 6/11£443
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 7 November 2025.
Wed 4/209:25ICN - LHR
1 stop18h 10mChina Southern
Deal found 6/11£151
Fri 6/209:25ICN - LHR
1 stop17h 30mChina Southern
Deal found 6/11£154
Fri 30/109:25ICN - LHR
1 stop17h 30mChina Southern
Deal found 5/11£157
Sat 6/1209:25ICN - LHR
1 stop18h 10mChina Southern
Deal found 5/11£163
Sat 29/1109:25ICN - LHR
1 stop18h 10mChina Southern
Deal found 7/11£164
Wed 14/116:20ICN - LHR
2 stops34h 40mMultiple Airlines
Deal found 7/11£173
Sun 18/110:55ICN - LHR
1 stop40h 40mChina Southern
Deal found 5/11£173
Sat 22/1116:15ICN - LHR
1 stop35h 20mChina Southern
Deal found 6/11£175
Sun 23/1114:30ICN - LHR
1 stop36h 00mChina Eastern
Deal found 5/11£177
Mon 22/1216:20ICN - LHR
2 stops34h 40mMultiple Airlines
Deal found 6/11£178
Wed 21/118:25ICN - LHR
2 stops32h 35mMultiple Airlines
Deal found 6/11£179
Sat 20/1216:10ICN - LHR
1 stop34h 20mChina Eastern
Deal found 5/11£180
Cheap 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 7 November 2025.
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 7 November 2025.
Use the filters below to find and compare flights from Incheon Intl Airport to London Heathrow Airport that are best for you.
Fly from
Incheon Intl
Fly to
Heathrow
Route
Depart
Return
Price
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Wed 28/1
23:45-16:25
2 stops25h 40m
London Heathrow
Wed 4/2
19:50-19:00
2 stops38h 10m
£493
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Fri 6/2
13:30-22:55
1 stop18h 25m
London Heathrow
Thu 12/2
07:40-11:15
1 stop18h 35m
£498
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Sun 14/12
14:15-19:10
2 stops37h 55m
London Heathrow
Wed 7/1
21:10-13:15
2 stops31h 05m
£505
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Wed 17/12
23:45-16:00
1 stop25h 15m
London Heathrow
Wed 14/1
19:50-19:00
2 stops38h 10m
£513
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Mon 26/1
23:45-09:20
1 stop18h 35m
London Heathrow
Wed 11/2
19:50-19:00
2 stops38h 10m
£514
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Fri 27/2
23:45-16:00
1 stop25h 15m
London Heathrow
Tue 3/3
10:35-19:00
2 stops23h 25m
£516
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Mon 23/2
13:30-22:55
1 stop18h 25m
London Heathrow
Fri 27/2
07:40-11:15
1 stop18h 35m
£533
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Wed 3/12
23:45-16:25
2 stops25h 40m
London Heathrow
Wed 31/12
18:05-19:00
2 stops39h 55m
£541
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Wed 10/12
23:45-14:35
2 stops23h 50m
London Heathrow
Wed 31/12
18:05-19:00
2 stops39h 55m
£544
IncheonLondon
ICN - LHR
ICNLHR
Incheon Intl
Mon 24/11
13:05-08:05
2 stops28h 00m
London Heathrow
Mon 1/12
07:40-10:50
2 stops18h 10m
£553
Flights are sorted by cheapest return flights first.
Deals found on 5/11
Showing 1-10 of 22 results
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.
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 31 October 2025.
Booking 69 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 £360). Flying from Incheon Intl Airport to London Heathrow Airport in July is currently the most expensive (average of £573). 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 7 November 2025.
When flying from Incheon Intl Airport to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 33% versus a flight at midday.
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 7 November 2025.
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 25% of weekly flights between Incheon and London have experienced delays in the past year, with the average delay time being 111 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, Virgin Atlantic have had the lowest number of delays on this route, with just 18% 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.
Munich (MUC) – chosen by Cheapflights users on 22% of one-stop itineraries from Incheon Intl Airport to London Heathrow Airport on Cheapflights.
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.
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 7 November 2025.
Read through reviews of airlines operating flights from Incheon Intl Airport to London Heathrow Airport, such as Korean Air, Asiana Airlines, andChina Eastern. 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!!
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?
Scandinavian Airlines, Lufthansa, and Shenzhen Airlines can get you from Incheon Intl Airport to London Heathrow Airport in just under 18h 25m. Your travel time can differ by up to 19h 30m. 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 China Eastern. Our recent data shows that you can find tickets from as low as £363 on this airline. Additional options worth looking into are Asiana Airlines and Korean Air, starting at £516 and £740 round-trip. China Eastern is currently priced 44% below the average price you’ll pay for this route.
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 (41%), Korean Air (32%) and Asiana Airlines (18%).
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 £755, our data shows the cheapest flight currently is £288. When looking at the most popular route, (Incheon Intl - London Heathrow), you can expect to pay £382 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 £360). Flying from Incheon Intl Airport to London Heathrow Airport in July is currently the most expensive (average of £573). 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 7 November 2025.
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 858,174 searches. Data last updated 7 November 2025.
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.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
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.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.