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Incheon Intl

$353+ Cheap flights from Heathrow (LHR) to Incheon Intl (ICN)

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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ICN
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from London Heathrow to Incheon Intl are usually found in November or February, booked 62 days in advance, depart on a Wednesday or Friday and return on a Thursday

Cheap flight deals from Heathrow to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Incheon Intl (ICN). 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

$542
(oojo)

One-way from

$353
(China Southern)

Popular in

July

Cheapest in

November

Average price

$715

Good round-trip deal

$1,011 or less

Good one-way deal

$540 or less
Provider with most accurate pricing for London Heathrow-Incheon Intl flight deals.
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Provider most trusted by Cheapflights users for London Heathrow-Incheon Intl flights.
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From London Heathrow to Incheon Intl
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One-way flight from London Heathrow to Incheon Intl
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Highest demand for flights based on searches. 14% potential increase in price ($155 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 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 London Heathrow to Incheon Intl.
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Price to beat on a one-way flight from London Heathrow to Incheon Intl.
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Find flight deals from Heathrow to Incheon Intl

Cheapest flights from Heathrow to Incheon Intl
Explore the most affordable flight options available from Heathrow to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/55:40 pmLHR - ICN
1 stop35h 35mAir China
Fri 3/2110:40 amICN - LHR
1 stop16h 10mAir China
Deal found 2/19$542
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/29:00 pmLHR - ICN
2 stops29h 00mChina Eastern
Wed 3/58:55 amICN - LHR
1 stop38h 00mChina Eastern
Deal found 2/19$551
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/810:10 pmLHR - ICN
1 stop33h 15mChina Southern
Sun 5/189:25 amICN - LHR
1 stop16h 40mChina Southern
Deal found 2/19$568
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.
Wed 3/129:10 pmLHR - ICN
1 stop31h 45mShenzhen Airlines
Fri 3/214:40 pmICN - LHR
1 stop35h 30mShenzhen Airlines
Deal found 2/20$589
This Gotogate deal was found by Cheapflights users on 2/18. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/249:00 pmLHR - ICN
2 stops39h 30mMultiple Airlines
Sun 3/308:55 amICN - LHR
1 stop17h 45mMultiple Airlines
Deal found 2/18$616
This Lufthansa 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/38:45 amLHR - ICN
1 stop17h 30mLufthansa
Thu 11/131:30 pmICN - LHR
1 stop16h 30mLufthansa
Deal found 2/19$625
This SWISS 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/107:30 pmLHR - ICN
2 stops28h 55mSWISS
Sat 3/2911:00 amICN - LHR
2 stops29h 15mSWISS
Deal found 2/19$698
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/19:00 amLHR - ICN
1 stop17h 15mEtihad Airways
Thu 3/65:55 pmICN - LHR
1 stop21h 50mEtihad Airways
Deal found 2/19$754
This Scandinavian 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/207:50 pmLHR - ICN
2 stops38h 25mScandinavian Airlines
Mon 10/2711:45 pmICN - LHR
1 stop25h 15mScandinavian Airlines
Deal found 2/20$769
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/55:45 pmLHR - ICN
1 stop15h 35mTurkish Airlines
Thu 3/2012:10 amICN - LHR
1 stop31h 15mTurkish Airlines
Deal found 2/20$789
This Finnair 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/261:35 pmLHR - ICN
1 stop37h 45mFinnair
Mon 11/311:00 pmICN - LHR
1 stop19h 10mFinnair
Deal found 2/20$794

Find flights from Heathrow to Incheon Intl within your budget

Customize your flight search to find flights from Heathrow to Incheon Intl 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

Heathrow

Fly to

Incheon Intl

Route

Depart

Return

Price

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Wed 3/5

5:40 pm-2:15 pm

1 stop35h 35m

Incheon Intl

Fri 3/21

10:40 am-5:50 pm

1 stop16h 10m

$542

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sun 3/2

9:00 pm-11:00 am

2 stops29h 00m

Incheon Intl

Wed 3/5

8:55 am-1:55 pm

1 stop38h 00m

$551

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Thu 5/8

10:10 pm-3:25 pm

1 stop33h 15m

Incheon Intl

Sun 5/18

9:25 am-6:05 pm

1 stop16h 40m

$568

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Wed 3/12

9:10 pm-1:55 pm

1 stop31h 45m

Incheon Intl

Fri 3/21

4:40 pm-7:10 pm

1 stop35h 30m

$589

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 3/24

9:00 pm-9:30 pm

2 stops39h 30m

Incheon Intl

Sun 3/30

8:55 am-5:40 pm

1 stop17h 45m

$616

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sat 5/24

7:10 pm-9:55 am

1 stop30h 45m

Incheon Intl

Wed 6/11

11:40 am-7:40 pm

1 stop16h 00m

$697

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 3/10

7:30 pm-9:25 am

2 stops28h 55m

Incheon Intl

Sat 3/29

11:00 am-7:15 am

2 stops29h 15m

$698

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 3/25

8:55 pm-10:15 pm

1 stop16h 20m

Incheon Intl

Wed 4/2

6:00 pm-6:45 am

1 stop20h 45m

$776

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Wed 3/5

5:45 pm-6:20 pm

1 stop15h 35m

Incheon Intl

Thu 3/20

12:10 am-10:25 pm

1 stop31h 15m

$789

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Wed 6/25

7:30 am-11:20 am

1 stop19h 50m

Incheon Intl

Wed 9/10

9:50 pm-10:10 pm

1 stop32h 20m

$876

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 26 results
1
2
3
  • Most accurate provider: When it comes to deals on London Heathrow Airport-Incheon Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Incheon Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Incheon Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Incheon Intl 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 London Heathrow Airport-Incheon Intl 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 Heathrow to Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Heathrow 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 Heathrow to Incheon Intl

Get recent, data-driven insights about flights from Heathrow to Incheon Intl including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from London Heathrow Airport to Incheon Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Incheon Intl. Price data was last updated on February 14, 2025.

Booking 62 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Incheon Intl 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 London Heathrow Airport to Incheon Intl Airport?

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Incheon Intl Airport (average of $1,036). Flying from London Heathrow Airport to Incheon Intl Airport in June is currently the most expensive (average of $1,697). 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 LHR to ICN?

Find hourly flight availability from Heathrow to Incheon Intl. 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.

Unlike at noon, when flights are generally more expensive, you can save up to 29% on flights from London Heathrow Airport to Incheon Intl Airport by exploring options for tickets in the morning.

Weekly flight availability from London Heathrow Airport to Incheon Intl Airport

Explore weekly flight availability from Heathrow to Incheon Intl. 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 LHR to ICN 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 Incheon Intl by month

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

In terms of precipitation, rainfall in Incheon Intl Airport ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit Incheon Intl Airport when rainfall is around 0.8 in.

Temperature in Incheon Intl by month

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

If weather is an important factor for your trip to Incheon Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. 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 Incheon Intl. Reviews last updated February 20, 2025.
Peruse reviews from past customers who have flown with Korean Air, Asiana Airlines and Garuda Indonesia from London to Seoul to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,037 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

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

Entertainment

8.2

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Asiana Airlines
8.3
Very good
446 reviews
Korean Air
8.4
Very good
1,037 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Garuda Indonesia
8.1
Very good
76 reviews
Korean Air
8.4
Very good
1,037 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

LOT
7.6
Good
1,080 reviews
Korean Air
8.4
Very good
1,037 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

China Southern
7.6
Good
87 reviews
Korean Air
8.4
Very good
1,037 reviews

Entertainment

8.2

Boarding

8.5

Food

8.1

Comfort

8.3

Overall

8.4

Crew

8.7

Reviews

1 / 20

10.0
Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Incheon Intl. 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 London Heathrow Airport to Incheon Intl Airport round-trip?

    Our cheapest airline available from London Heathrow Airport to Incheon Intl Airport is Air China. Our recent data shows that you can find tickets from as low as $542 on this airline. Additional options worth looking into are China Eastern and China Southern, starting at $551 and $568 round-trip. Users have found that Air China is 41% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is China Southern, with whom users have recently found tickets for as low as $353. However, be on the lookout for offers from Tianjin Airlines and Air China, as they are both options that can get you from London Heathrow Airport to Incheon Intl Airport for a low price.

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

    No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Incheon Intl Airport consider choosing Asiana Airlines (62%), Virgin Atlantic (53%) or Korean Air (27%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from London Heathrow Airport to Incheon Intl Airport is generally $909, our data shows the cheapest flight currently is $442. When looking at the most popular route, (London Heathrow - Incheon Intl), you can expect to pay $551 for that flight.

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

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

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

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

  • Can I find deals for business class flights from Heathrow to Incheon Intl?

    Yes. Cheapflights offers flight deals from Heathrow to Incheon Intl 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 London Heathrow Airport to Incheon Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Incheon Intl Airport (average of $1,036). Flying from London Heathrow Airport to Incheon Intl Airport in June is currently the most expensive (average of $1,697). 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Seongnam
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Top 4 airlines flying from Heathrow to Incheon Intl

Discover the top 4 airlines that operate flights from Heathrow to Incheon Intl. 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
Air ChinaCheapest$507Average$787FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$728Average$999FlexibilityNo cancel feeOn-time76%
Asiana AirlinesCheapest$990Average$1,047FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,003Average$1,192FlexibilityNo cancel feeOn-time81%
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