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Cheap flights from Incheon Intl Airport to London Heathrow Airport from £192

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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — LHR
26 Feb — 5 Mar1
1 adult

The best prices from Incheon Intl to London Heathrow are usually found in November or March, booked 31 days in advance, depart on a Wednesday or Tuesday 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 21 February 2025.

Round-trip from

£453

One-way from

£192

Popular in

September

Cheapest in

November

Average price

£547

Good round-trip deal

£569 or less

Good one-way deal

£483 or less
Etihad Airways
  • Etihad Airways
  • 14/4-17/4
  • 3 total stops
  • 69h 20m total
  • Incheon to London
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China Eastern
  • China Eastern
  • 8/3
  • 1 total stop
  • 17h 35m total
  • Incheon to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£94 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Search Deals
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 21 February 2025.

Mon 14/401:30ICN - LHR
2 stops45h 25mMultiple Airlines
Thu 17/414:45LHR - ICN
1 stop23h 55mMultiple Airlines
Deal found 20/2£453
Sun 2/315:30ICN - LHR
1 stop35h 20mAir China
Sun 9/320:25LHR - ICN
1 stop32h 50mAir China
Deal found 20/2£454
Mon 3/316:20ICN - LHR
1 stop34h 10mChina Eastern
Wed 5/321:00LHR - ICN
2 stops29h 00mChina Eastern
Deal found 19/2£455
Mon 10/316:15ICN - LHR
1 stop35h 00mChina Southern
Sun 23/321:30LHR - ICN
1 stop15h 45mChina Southern
Deal found 20/2£456
Tue 11/311:50ICN - LHR
2 stops28h 30mRoyal Brunei Airlines
Sun 16/317:15LHR - ICN
2 stops28h 25mRoyal Brunei Airlines
Deal found 21/2£463
Wed 5/300:10ICN - LHR
1 stop24h 15mMalaysia Airlines
Mon 10/321:25LHR - ICN
1 stop24h 05mMalaysia Airlines
Deal found 20/2£464
Tue 15/421:50ICN - LHR
1 stop22h 20mFinnair
Wed 23/413:00LHR - ICN
1 stop38h 20mFinnair
Deal found 20/2£465
Mon 10/300:20ICN - LHR
1 stop27h 05mEtihad Airways
Thu 20/320:55LHR - ICN
1 stop16h 20mEtihad Airways
Deal found 20/2£485
Mon 10/311:00ICN - LHR
1 stop17h 15mSWISS
Sun 23/319:30LHR - ICN
2 stops52h 55mSWISS
Deal found 21/2£501
Tue 11/1113:30ICN - LHR
1 stop16h 30mLufthansa
Thu 4/1210:30LHR - ICN
2 stops15h 45mLufthansa
Deal found 20/2£507
Fri 30/514:25ICN - LHR
2 stops61h 35mShenzhen Airlines
Mon 9/622:05LHR - ICN
2 stops31h 05mShenzhen Airlines
Deal found 20/2£510
Mon 3/300:10ICN - LHR
1 stop29h 55mTurkish Airlines
Tue 11/311:30LHR - ICN
1 stop21h 50mTurkish Airlines
Deal found 20/2£541

Find flights from Incheon Intl to Heathrow within your budget

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 21 February 2025.

Fly from

Incheon Intl

Fly to

Heathrow

Route

Depart

Return

Price

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Mon 14/4

01:30-14:55

2 stops45h 25m

London Heathrow

Thu 17/4

14:45-22:40

1 stop23h 55m

£453

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Thu 13/3

08:55-17:30

1 stop17h 35m

London Heathrow

Thu 20/3

21:00-11:15

2 stops29h 15m

£454

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Mon 10/3

16:15-18:15

1 stop35h 00m

London Heathrow

Sun 23/3

21:30-22:15

1 stop15h 45m

£456

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Tue 11/3

11:50-07:20

2 stops28h 30m

London Heathrow

Sun 16/3

17:15-06:40

2 stops28h 25m

£463

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Wed 19/3

23:00-17:00

1 stop27h 00m

London Heathrow

Thu 27/3

18:10-12:20

1 stop33h 10m

£463

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Wed 5/3

00:10-15:25

1 stop24h 15m

London Heathrow

Fri 21/3

10:25-22:10

1 stop26h 45m

£464

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Tue 3/6

10:50-20:30

1 stop17h 40m

London Heathrow

Thu 12/6

22:40-21:45

1 stop15h 05m

£475

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Mon 10/3

00:20-18:25

1 stop27h 05m

London Heathrow

Thu 20/3

20:55-22:15

1 stop16h 20m

£485

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Wed 19/3

11:00-21:40

1 stop19h 40m

London Heathrow

Sun 23/3

19:30-09:25

2 stops52h 55m

£500

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Fri 30/5

14:25-20:00

2 stops61h 35m

London Heathrow

Mon 9/6

22:05-13:10

2 stops31h 05m

£510

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 26 results
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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.

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 return flight from Incheon Intl to Heathrow. Price data was last updated on 14 February 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, January is the cheapest month in which you can book a flight from Incheon Intl Airport to London Heathrow Airport (average of £112). Flying from Incheon Intl Airport to London Heathrow Airport in August is currently the most expensive (average of £163). 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 21 February 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 41% versus 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 21 February 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 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 21 February 2025.
See what other customers who have flown with KLM, LOT and China Southern from Seoul to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,331 reviews
Check prices

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,331 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

LOT
7.6
Good
1,080 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

China Southern
7.6
Good
87 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Finnair
7.6
Good
1,273 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Vietnam Airlines
7.6
Good
196 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

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?

    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 £454 on this airline. Additional options worth looking into are China Southern and Royal Brunei Airlines, starting at £456 and £463 round-trip. China Eastern is currently priced 31% 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 (£192), Air China (£193), and China Southern (£200).

  • 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 (82%), Asiana Airlines (67%) and Virgin Atlantic (64%).

  • 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 £857, our data shows the cheapest flight currently is £371. When looking at the most popular route, (Incheon Intl - London Heathrow), you can expect to pay £379 for that flight.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Incheon Intl Airport to London Heathrow Airport (average of £112). Flying from Incheon Intl Airport to London Heathrow Airport in August is currently the most expensive (average of £163). 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

Travelling to a place near Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Deal
Hounslow
Milton Keynes
Croydon
Gatwick
Slough
Luton
Ilford
Hayes
Eastbourne
Swindon
Northampton
Wembley
Southend-on-Sea
Ipswich
Winchester
Maidstone
Crawley
Southall
Watford

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Alternative routes for Incheon Intl to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Gatwick flights
Incheon Intl to Stansted flights
Incheon Intl to London City flights
Gimpo Intl to Heathrow flights
Gimpo Intl to London City flights

Top 4 airlines flying from Incheon Intl to Heathrow

Discover the top 4 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 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£376Average£574FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest£387Average£456FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Asiana AirlinesCheapest£627Average£852FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapest£838Average£984FlexibilityNo cancel feeOn-time81%
Search Korean Air flights

Fly with Cheapflights

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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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