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Cheap flights from London Heathrow Airport to Incheon Intl Airport from £311

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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ICN
9 Jul — 16 Jul1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Incheon Intl are usually found in November or February, booked 61 days in advance, depart on a Wednesday or Tuesday and return on a Monday

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 4 July 2025.

Round-trip from

£559

One-way from

£311

Popular in

July

Cheapest in

November

Average price

£867

Good round-trip deal

£905 or less

Good one-way deal

£582 or less
Etihad Airways
  • Etihad Airways
  • 8/9-9/11
  • 3 total stops
  • 62h 10m total
  • London to Incheon
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China Southern
  • China Southern
  • 5/9
  • 1 total stop
  • 33h 15m total
  • London to Incheon
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£81 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
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Average for round-trip flights in July 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 4 July 2025.

Fri 5/922:05LHR - ICN
1 stop33h 35mShenzhen Airlines
Sat 20/914:40ICN - LHR
1 stop37h 20mShenzhen Airlines
Deal found 1/7£555
Mon 15/922:10LHR - ICN
1 stop31h 45mMultiple Airlines
Mon 29/910:20ICN - LHR
1 stop40h 55mMultiple Airlines
Deal found 1/7£555
Thu 11/907:25LHR - ICN
1 stop18h 30mLufthansa
Wed 24/911:40ICN - LHR
2 stops18h 30mLufthansa
Deal found 3/7£560
Tue 30/908:45LHR - ICN
1 stop15h 40mSWISS
Wed 22/1010:05ICN - LHR
1 stop38h 20mSWISS
Deal found 1/7£561
Tue 28/1018:40LHR - ICN
1 stop15h 20mScandinavian Airlines
Wed 12/1123:45ICN - LHR
2 stops28h 05mScandinavian Airlines
Deal found 3/7£563
Sat 27/922:40LHR - ICN
1 stop15h 05mAir China
Mon 20/1013:05ICN - LHR
1 stop15h 25mAir China
Deal found 3/7£567
Thu 2/1006:30LHR - ICN
1 stop16h 10mLOT
Mon 20/1011:20ICN - LHR
1 stop18h 40mLOT
Deal found 2/7£569
Sat 15/1121:00LHR - ICN
2 stops29h 15mChina Eastern
Wed 3/1216:05ICN - LHR
2 stops34h 25mChina Eastern
Deal found 2/7£588
Thu 30/1020:55LHR - ICN
1 stop16h 20mEtihad Airways
Sun 9/1100:50ICN - LHR
1 stop20h 15mEtihad Airways
Deal found 3/7£591

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 4 July 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Incheon Intl Airport that are best for you.

Fly from

Heathrow

Fly to

Incheon Intl

Route

Depart

Return

Price

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Fri 5/9

22:05-15:40

1 stop33h 35m

Incheon Intl

Sat 20/9

14:40-20:00

1 stop37h 20m

£555

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 15/9

22:10-13:55

1 stop31h 45m

Incheon Intl

Mon 29/9

10:20-19:15

1 stop40h 55m

£555

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Thu 11/9

07:25-09:55

1 stop18h 30m

Incheon Intl

Wed 24/9

11:40-22:10

2 stops18h 30m

£560

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 30/9

08:45-08:25

1 stop15h 40m

Incheon Intl

Wed 22/10

10:05-16:25

1 stop38h 20m

£561

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 28/10

18:40-19:00

1 stop15h 20m

Incheon Intl

Wed 12/11

23:45-18:50

2 stops28h 05m

£563

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sat 27/9

22:40-21:45

1 stop15h 05m

Incheon Intl

Mon 20/10

13:05-20:30

1 stop15h 25m

£567

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Thu 2/10

06:30-06:40

1 stop16h 10m

Incheon Intl

Mon 20/10

11:20-22:00

1 stop18h 40m

£569

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sat 15/11

21:00-11:15

2 stops29h 15m

Incheon Intl

Wed 3/12

16:05-17:30

2 stops34h 25m

£588

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Thu 30/10

20:55-22:15

1 stop16h 20m

Incheon Intl

Sun 9/11

00:50-12:05

1 stop20h 15m

£591

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Fri 5/9

22:10-15:25

1 stop33h 15m

£311

Flights are sorted by cheapest return flights first.

Deals found on 2/7

Showing 1-10 of 16 results
1
2

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 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 London Heathrow Airport to Incheon Intl Airport

What is the cheapest month to book a flight from London Heathrow Airport to Incheon Intl Airport?

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Incheon Intl Airport (average of £640). Flying from London Heathrow Airport to Incheon Intl Airport in July is currently the most expensive (average of £1,145). 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 4 July 2025.

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Incheon Intl Airport at midday. If you’re flexible enough to do this you can expect to save up to 29% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from London Heathrow Airport to Incheon Intl Airport?

Use this chart to determine the cheapest time to fly return from Heathrow to Incheon Intl. Price data was last updated on 29 June 2025.

Travellers seeking maximum savings on their London Heathrow Airport to Incheon Intl Airport flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 4 July 2025.

The most flights from LHR to ICN 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).

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 4 July 2025.
Get a feel of what it's like to fly with Hainan Airlines, LOT, andChina Southern from London Heathrow Airport to Incheon Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Entertainment

7.6

Overall

8.2

Comfort

8.1

Crew

8.9

Boarding

8.6

Food

8.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Hainan Airlines
8.2
Very Good
41 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Entertainment

7.6

Overall

8.2

Comfort

8.1

Crew

8.9

Boarding

8.6

Food

8.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
LOT
7.6
Good
1,093 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Entertainment

7.6

Overall

8.2

Comfort

8.1

Crew

8.9

Boarding

8.6

Food

8.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
China Southern
7.6
Good
100 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Entertainment

7.6

Overall

8.2

Comfort

8.1

Crew

8.9

Boarding

8.6

Food

8.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Finnair
7.6
Good
1,304 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Entertainment

7.6

Overall

8.2

Comfort

8.1

Crew

8.9

Boarding

8.6

Food

8.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Etihad Airways
7.4
Good
1,220 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Entertainment

7.6

Overall

8.2

Comfort

8.1

Crew

8.9

Boarding

8.6

Food

8.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

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?

    Cheapflights users have booked flights from London Heathrow Airport to Incheon Intl Airport round-trip from £560. Other airlines that can offer you cheap pricing are Air China, from £567, and LOT, from £569. Lufthansa is currently priced 16% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with China Southern, which is currently one of the cheapest options available, starting at £311. Shenzhen Airlines flights start at £317 while deals on China Eastern start at £337 one-way.

  • What are the most reliable airlines from London Heathrow Airport to Incheon Intl 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 London Heathrow Airport to Incheon Intl Airport on time: Asiana Airlines (92%), Korean Air (88%), Virgin Atlantic (88%).

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

    On average you can expect to pay £2,364 for a flight from London Heathrow Airport to Incheon Intl Airport. The cheapest flight overall is £477 while the most popular route, (London Heathrow - Incheon Intl) is currently priced at £420.

  • 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 holiday 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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Incheon Intl Airport (average of £640). Flying from London Heathrow Airport to Incheon Intl Airport in July is currently the most expensive (average of £1,145). 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Suwon
Daejeon
Seongnam

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Fly from Heathrow to Incheon Intl on these airlines

Choose from the following airlines for your flight from Heathrow to Incheon Intl. Flights are based on user searches made on Cheapflights and were last updated on 4 July 2025.
Asiana Airlines flights from London Heathrow to Incheon Intl
Korean Air flights from London Heathrow to Incheon Intl
China Southern flights from London Heathrow to Incheon Intl

Top 10 airlines flying from Heathrow to Incheon Intl

Discover the top 10 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 858,174 searches. Data last updated 4 July 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£332Average£429FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£332Average£413FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapest£358Average£458FlexibilityNo cancel feeOn-time67%
Search Air China flights
Shenzhen AirlinesCheapest£415Average£454FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
LufthansaCheapest£443Average£635FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
LOTCheapest£515Average£701FlexibilityNo cancel feeOn-time81%
Search LOT flights
Etihad AirwaysCheapest£521Average£682FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air FranceCheapest£534Average£736FlexibilityNo cancel feeOn-time77%
Search Air France flights
FinnairCheapest£534Average£704FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Turkish AirlinesCheapest£540Average£610FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights

Fly with Cheapflights

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 Heathrow to Incheon Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Incheon Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Incheon Intl?

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 Heathrow to Incheon Intl.

Can Cheapflights find flights from Heathrow to Incheon Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Incheon Intl, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to Incheon Intl become cheaper?

Yes! Start tracking prices for Heathrow to Incheon Intl 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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