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$258+ Cheap flights from Incheon Intl (ICN) to Heathrow (LHR)

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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — LHR
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Incheon Intl to London Heathrow are usually found in November or March, booked 31 days in advance, depart on a Thursday or Monday and return on a Wednesday

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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$585
(Lufthansa)

One-way from

$258
(Booking.com)

Popular in

September

Cheapest in

November

Average price

$691

Good round-trip deal

$981 or less

Good one-way deal

$622 or less
Provider with most accurate pricing for Incheon Intl-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Incheon Intl-London Heathrow flights.
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From Incheon Intl to London Heathrow
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One-way flight from Incheon Intl to London Heathrow
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Highest demand for flights based on searches. 15% potential increase in price ($150 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Incheon Intl to London Heathrow.
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Price to beat on a one-way flight from Incheon Intl to London Heathrow.
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Find flight deals from Incheon Intl to Heathrow

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 February 20, 2025.

This Lufthansa deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2112:55 pmICN - LHR
1 stop18h 20mLufthansa
Thu 3/2711:10 amLHR - ICN
1 stop15h 05mLufthansa
Deal found 2/20$585
This Malaysia Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/712:10 amICN - LHR
1 stop24h 25mMalaysia Airlines
Fri 5/309:35 pmLHR - ICN
1 stop25h 35mMalaysia Airlines
Deal found 2/19$610
This Booking.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/89:50 pmICN - LHR
1 stop22h 20mFinnair
Thu 5/224:10 pmLHR - ICN
1 stop35h 10mFinnair
Deal found 2/20$618
This SWISS deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1011:00 amICN - LHR
1 stop17h 15mSWISS
Mon 3/179:00 amLHR - ICN
2 stops39h 25mSWISS
Deal found 2/20$623
This Booking.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/233:30 pmICN - LHR
1 stop33h 25mMultiple Airlines
Sat 3/299:10 pmLHR - ICN
1 stop31h 30mMultiple Airlines
Deal found 2/20$625
This Shenzhen Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Shenzhen Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/302:25 pmICN - LHR
2 stops61h 35mShenzhen Airlines
Mon 6/910:05 pmLHR - ICN
2 stops31h 05mShenzhen Airlines
Deal found 2/20$644
This Vietnam Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3110:05 amICN - LHR
1 stop39h 45mVietnam Airlines
Sun 6/157:50 pmLHR - ICN
1 stop36h 45mVietnam Airlines
Deal found 2/20$701
This Etihad Airways deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/241:30 amICN - LHR
1 stop19h 15mEtihad Airways
Tue 10/142:45 pmLHR - ICN
1 stop23h 55mEtihad Airways
Deal found 2/20$710
This oojo deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/213:30 pmICN - LHR
1 stop35h 20mAir China
Wed 2/265:40 pmLHR - ICN
1 stop19h 05mAir China
Deal found 2/20$731
This KLM deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1212:15 pmICN - LHR
2 stops28h 25mKLM
Thu 4/1011:45 amLHR - ICN
1 stop20h 40mKLM
Deal found 2/19$801
This Expedia deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1710:40 amICN - LHR
Nonstop14h 50mKorean Air
Mon 3/317:35 pmLHR - ICN
Nonstop12h 40mKorean Air
Deal found 2/20$879

Find flights from Incheon Intl to Heathrow within your budget

Customize 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 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Incheon Intl

Fly to

Heathrow

Route

Depart

Return

Price

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Fri 3/21

12:55 pm-10:15 pm

1 stop18h 20m

London Heathrow

Thu 3/27

11:10 am-11:15 am

1 stop15h 05m

$585

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Wed 5/7

12:10 am-4:35 pm

1 stop24h 25m

London Heathrow

Fri 5/30

9:35 pm-7:10 am

1 stop25h 35m

$610

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Thu 5/8

9:50 pm-12:10 pm

1 stop22h 20m

London Heathrow

Thu 5/22

4:10 pm-11:20 am

1 stop35h 10m

$618

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Mon 3/10

11:00 am-7:15 pm

1 stop17h 15m

London Heathrow

Mon 3/17

9:00 am-9:25 am

2 stops39h 25m

$623

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Sun 3/23

3:30 pm-3:55 pm

1 stop33h 25m

London Heathrow

Sat 3/29

9:10 pm-1:40 pm

1 stop31h 30m

$625

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Fri 5/30

2:25 pm-8:00 pm

2 stops61h 35m

London Heathrow

Mon 6/9

10:05 pm-1:10 pm

2 stops31h 05m

$644

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Sat 5/31

10:05 am-5:50 pm

1 stop39h 45m

London Heathrow

Sun 6/15

7:50 pm-4:35 pm

1 stop36h 45m

$701

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Thu 8/7

12:15 pm-7:00 pm

1 stop38h 45m

London Heathrow

Thu 8/28

9:45 am-10:40 am

1 stop16h 55m

$771

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Wed 3/12

12:15 pm-7:40 am

2 stops28h 25m

London Heathrow

Thu 4/10

11:45 am-4:25 pm

1 stop20h 40m

$801

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Mon 3/17

10:40 am-4:30 pm

Nonstop14h 50m

London Heathrow

Mon 3/31

7:35 pm-4:15 pm

Nonstop12h 40m

$879

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 34 results
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Compare providers for flights from Incheon Intl to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Incheon Intl to Heathrow in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
FlightnetworkPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Incheon Intl Airport-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Incheon Intl Airport-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Incheon Intl Airport-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Incheon Intl Airport-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Incheon Intl Airport-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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.

Travel insights for flights from Incheon Intl to Heathrow

Get recent, data-driven insights about flights from Incheon Intl to Heathrow including ideal travel times, pricing trends, and 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 round-trip flight from Incheon Intl to Heathrow. Price data was last updated on February 14, 2025.

Booking 31 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 $661). Flying from Incheon Intl Airport to London Heathrow Airport in June is currently the most expensive (average of $1,136). 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 February 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Incheon Intl Airport to London Heathrow Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 38% on your trip compared to booking a flight in the morning.

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 February 20, 2025.

The most flights from ICN to LHR are scheduled on a Monday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 February 20, 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air and Asiana Airlines from Seoul to London by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,200 reviews

Crew

8.6

Food

8.0

Comfort

8.2

Overall

8.4

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

EVA Air
8.4
Very good
1,200 reviews
EVA Air
8.4
Very good
1,200 reviews

Crew

8.6

Food

8.0

Comfort

8.2

Overall

8.4

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Korean Air
8.4
Very good
1,037 reviews
EVA Air
8.4
Very good
1,200 reviews

Crew

8.6

Food

8.0

Comfort

8.2

Overall

8.4

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Asiana Airlines
8.3
Very good
446 reviews
EVA Air
8.4
Very good
1,200 reviews

Crew

8.6

Food

8.0

Comfort

8.2

Overall

8.4

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

China Airlines
8.2
Very good
727 reviews
EVA Air
8.4
Very good
1,200 reviews

Crew

8.6

Food

8.0

Comfort

8.2

Overall

8.4

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Emirates
8.1
Very good
3,279 reviews
EVA Air
8.4
Very good
1,200 reviews

Crew

8.6

Food

8.0

Comfort

8.2

Overall

8.4

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

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.

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

    Currently priced at $585, Lufthansa will fly you from Incheon Intl Airport to London Heathrow Airport and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Malaysia Airlines and Finnair - these airlines can fly you to your destination from $610 and $618, respectively. Lufthansa is priced at 29% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for China Southern. According to our data, you can fly for as low as $258. Users have also found prices from $270 and $276 on China Eastern and Malaysia Airlines, respectively.

  • What are the most reliable airlines from Incheon Intl Airport to London Heathrow Airport?

    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 Heathrow Airport on time: Korean Air (82%), Asiana Airlines (67%), Virgin Atlantic (64%).

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

    On average you can expect to pay $1,095 for a flight from Incheon Intl Airport to London Heathrow Airport. The cheapest flight overall is $472 while the most popular route, (Incheon Intl - London Heathrow) is currently priced at $513.

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

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

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

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

  • 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 $661). Flying from Incheon Intl Airport to London Heathrow Airport in June is currently the most expensive (average of $1,136). 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

Traveling to a place near Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Luton
Wembley
Horley
Canterbury
Northampton
Gatwick
Milton Keynes
Dover
Orpington
Watford
Stratford-upon-Avon
Croydon
Borehamwood
Bromley
Folkestone
Ilford

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Top 7 airlines flying from Incheon Intl to Heathrow

Discover the top 7 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 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest$476Average$717FlexibilityNo cancel feeOn-time62%
China SouthernCheapest$530Average$626FlexibilityNo cancel feeOn-time69%
Air ChinaCheapest$550Average$748FlexibilityNo cancel feeOn-time67%
Etihad AirwaysCheapest$672Average$836FlexibilityNo cancel feeOn-time75%
Asiana AirlinesCheapest$897Average$1,071FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$976Average$1,318FlexibilityNo cancel feeOn-time81%
KLMCheapest$1,630Average$1,695FlexibilityNo cancel feeOn-time75%
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