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Cheap flights from Incheon Intl Airport to London Heathrow Airport from £199

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 27/2. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — LHR
28 Jan — 4 Feb1
1 adult

The best prices from Incheon Intl to London Heathrow are usually found in March or November, booked 60 days in advance, depart on a Thursday or Wednesday 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 23 January 2025.

Round-trip from

£461

One-way from

£199

Popular in

September

Cheapest in

March

Average price

£690

Good one-way deal

£384 or less
China Southern
  • China Southern
  • 5/2-26/2
  • 2 total stops
  • 52h 10m total
  • Incheon to London
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Air China
  • Air China
  • 27/2
  • 1 total stop
  • 35h 20m total
  • Incheon to London
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Highest demand for flights based on searches. 15% potential increase in price (£97 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
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Average for round-trip flights in January 2025
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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 23 January 2025.

Wed 5/214:50ICN - LHR
1 stop36h 25mChina Southern
Wed 26/221:30LHR - ICN
1 stop15h 45mChina Southern
Deal found 23/1£461
Wed 5/309:25ICN - LHR
1 stop17h 30mMultiple Airlines
Wed 12/321:00LHR - ICN
2 stops29h 15mMultiple Airlines
Deal found 22/1£463
Mon 24/216:35ICN - LHR
1 stop30h 20mChina Eastern
Sun 2/321:00LHR - ICN
2 stops29h 15mChina Eastern
Deal found 22/1£465
Sat 15/210:40ICN - LHR
1 stop16h 10mAir China
Sat 22/217:40LHR - ICN
1 stop13h 55mAir China
Deal found 22/1£466
Sat 22/1113:30ICN - LHR
1 stop16h 30mLufthansa
Thu 4/1209:30LHR - ICN
1 stop16h 20mLufthansa
Deal found 21/1£488
Mon 10/200:20ICN - LHR
1 stop39h 25mEtihad Airways
Tue 25/319:20LHR - ICN
1 stop17h 55mEtihad Airways
Deal found 22/1£491
Sun 9/208:50ICN - LHR
1 stop33h 45mLOT
Fri 28/210:25LHR - ICN
1 stop35h 45mLOT
Deal found 22/1£496
Fri 31/123:05ICN - LHR
1 stop24h 20mKLM
Fri 7/306:30LHR - ICN
1 stop25h 25mKLM
Deal found 22/1£505
Wed 26/311:00ICN - LHR
1 stop19h 40mSWISS
Mon 31/317:15LHR - ICN
2 stops31h 10mSWISS
Deal found 22/1£508
Sun 9/214:55ICN - LHR
1 stop37h 15mShenzhen Airlines
Fri 21/321:10LHR - ICN
1 stop31h 45mShenzhen Airlines
Deal found 23/1£528
Tue 4/223:00ICN - LHR
1 stop32h 40mFinnair
Fri 14/213:10LHR - ICN
1 stop38h 10mFinnair
Deal found 22/1£551
Thu 18/912:15ICN - LHR
1 stop38h 45mAir India
Wed 24/909:45LHR - ICN
1 stop16h 55mAir India
Deal found 22/1£563

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 23 January 2025.

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Depart

Return

Price

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Wed 5/2

14:50-18:15

1 stop36h 25m

London Heathrow

Wed 26/2

21:30-22:15

1 stop15h 45m

£461

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Wed 5/3

09:25-17:55

1 stop17h 30m

London Heathrow

Wed 12/3

21:00-11:15

2 stops29h 15m

£463

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Thu 13/3

13:15-13:55

1 stop33h 40m

London Heathrow

Wed 19/3

17:50-11:15

2 stops32h 25m

£464

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Sat 15/2

10:40-17:50

1 stop16h 10m

London Heathrow

Sat 22/2

17:40-16:35

1 stop13h 55m

£466

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Tue 4/2

11:50-07:20

2 stops28h 30m

London Heathrow

Sun 9/2

17:15-06:40

2 stops28h 25m

£489

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Mon 10/2

00:20-06:45

1 stop39h 25m

London Heathrow

Tue 25/3

19:20-22:15

1 stop17h 55m

£491

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Sun 9/2

08:50-09:35

1 stop33h 45m

London Heathrow

Fri 28/2

10:25-07:10

1 stop35h 45m

£496

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Wed 26/3

11:00-21:40

1 stop19h 40m

London Heathrow

Mon 31/3

17:15-08:25

2 stops31h 10m

£508

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Wed 26/2

13:30-21:00

1 stop16h 30m

London Heathrow

Tue 4/3

08:30-11:15

2 stops17h 45m

£513

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Tue 4/2

14:55-19:10

1 stop37h 15m

London Heathrow

Fri 21/2

21:10-13:55

1 stop31h 45m

£525

Flights are sorted by cheapest return flights first.

Deals found on 22/1

Showing 1-10 of 27 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 17 January 2025.

Booking 60 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 £161). 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 23 January 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 42% 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 23 January 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 23 January 2025.
See what other customers who have flown with China Southern, China Eastern and Etihad Airways 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
1,338 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.2

Reviews

1 / 10

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
1,338 reviews
KLM
7.8
Good
1,338 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.2

Reviews

1 / 10

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.

Thai Airways
7.8
Good
337 reviews
KLM
7.8
Good
1,338 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.2

Reviews

1 / 10

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
7.7
Good
211 reviews
KLM
7.8
Good
1,338 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.2

Reviews

1 / 10

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
1,111 reviews
KLM
7.8
Good
1,338 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.2

Reviews

1 / 10

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
1,286 reviews
KLM
7.8
Good
1,338 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.2

Reviews

1 / 10

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 Southern. Our recent data shows that you can find tickets from as low as £461 on this airline. Additional options worth looking into are China Eastern and Air China, starting at £464 and £466 round-trip. China Southern 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 Air China (£199), China Eastern (£201), and Royal Brunei Airlines (£230).

  • 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 (68%), Korean Air (51%) and Asiana Airlines (36%).

  • 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 £950, our data shows the cheapest flight currently is £368. When looking at the most popular route, (Incheon Intl - London Heathrow), you can expect to pay £383 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 £161). 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
Gatwick
Croydon
Milton Keynes
Slough
Luton
Ilford
Hayes
Eastbourne
Northampton
Swindon
Maidstone
Crawley
Winchester
Southend-on-Sea
Wembley
Ipswich
Watford
Southall

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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 23 January 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£396Average£478FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£415Average£588FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Asiana AirlinesCheapest£642Average£872FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapest£858Average£1,007FlexibilityNo 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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