Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London to Incheon Intl Airport from £308

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 14/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — ICN
27 Apr — 4 May1
1 adult

Cheapflights Tip: The best prices from London to Incheon Intl are usually found in November or February, booked 10 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from London to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 22 April 2025.

Round-trip from

£412

One-way from

£308

Popular in

July

Cheapest in

November

Average price

£761

Good round-trip deal

£852 or less

Good one-way deal

£572 or less
China Eastern
  • China Eastern
  • 18/5-10/6
  • 2 total stops
  • 62h 50m total
  • London to Incheon
Search Deals
14/6
  • 14/6
  • 2 total stops
  • 33h 50m total
  • London to Incheon
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£84 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from London (LON) to Incheon Intl.
Search Deals
Price to beat on a one-way flight from London (LON) to Incheon Intl.
Search Deals

Find flight deals from London to Incheon Intl

Cheapest flights from London to Incheon Intl
Explore the most affordable flight options available from London to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 April 2025.

Sun 18/521:20LHR - ICN
1 stop30h 35mChina Eastern
Tue 10/618:25ICN - LHR
1 stop32h 15mChina Eastern
Deal found 22/4£412
Thu 5/621:15STN - ICN
2 stops34h 10mMultiple Airlines
Thu 12/618:25ICN - STN
2 stops36h 00mMultiple Airlines
Deal found 21/4£413
Wed 14/518:25LGW - ICN
1 stop37h 00mChina Eastern
Tue 27/520:15ICN - LGW
2 stops26h 45mChina Eastern
Deal found 21/4£413
Wed 12/1110:30LHR - ICN
1 stop15h 20mLufthansa
Wed 26/1112:55ICN - LHR
1 stop16h 50mLufthansa
Deal found 21/4£415
Fri 9/520:25LHR - ICN
1 stop33h 50mAir China
Sun 18/513:05ICN - LHR
1 stop36h 40mAir China
Deal found 21/4£416
Fri 31/1021:10LHR - ICN
1 stop31h 45mShenzhen Airlines
Sun 16/1114:55ICN - LHR
1 stop37h 15mShenzhen Airlines
Deal found 22/4£429
Mon 28/421:00LHR - ICN
1 stop17h 10mChina Southern
Thu 15/516:45ICN - LHR
1 stop34h 15mChina Southern
Deal found 21/4£432
Fri 25/421:00LHR - ICN
1 stop17h 10mMultiple Airlines
Sat 10/518:25ICN - LHR
1 stop32h 15mMultiple Airlines
Deal found 22/4£438
Sun 1/621:20LGW - ICN
2 stops39h 25mMultiple Airlines
Mon 16/618:25ICN - LGW
1 stop20h 15mMultiple Airlines
Deal found 21/4£445
Sat 31/512:35LGW - ICN
1 stop17h 40mAir China
Wed 25/617:50ICN - LGW
1 stop20h 45mAir China
Deal found 21/4£450
Mon 9/622:00LHR - ICN
2 stops39h 30mHainan Airlines
Wed 18/622:35ICN - LHR
2 stops52h 55mHainan Airlines
Deal found 21/4£480
Fri 23/506:00LHR - ICN
1 stop18h 25mSWISS
Mon 2/610:05ICN - LHR
1 stop19h 40mSWISS
Deal found 21/4£492

Cheapflights Fare Finder

Customise your flight search to find flights from London 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 22 April 2025.
Use the filters below to find and compare flights from London to Incheon Intl Airport that are best for you.

Fly from

London

Fly to

Incheon Intl

Route

Depart

Return

Price

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sun 18/5

21:20-11:55

1 stop30h 35m

Incheon Intl

Sun 8/6

16:35-18:40

1 stop34h 05m

£412

LondonIncheon

STN - ICN

STNICN

London Stansted

Thu 5/6

21:15-15:25

2 stops34h 10m

Incheon Intl

Thu 12/6

18:25-22:25

2 stops36h 00m

£413

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Wed 14/5

18:25-15:25

1 stop37h 00m

Incheon Intl

Tue 27/5

20:15-15:00

2 stops26h 45m

£413

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 23/9

22:40-21:45

1 stop15h 05m

Incheon Intl

Tue 28/10

10:40-17:50

1 stop16h 10m

£415

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Wed 11/6

10:30-09:55

1 stop15h 25m

Incheon Intl

Wed 25/6

11:40-19:40

1 stop16h 00m

£431

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 29/9

22:05-15:40

1 stop33h 35m

Incheon Intl

Sat 25/10

14:40-20:10

1 stop37h 30m

£433

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 12/5

22:10-13:55

1 stop31h 45m

Incheon Intl

Mon 9/6

16:35-18:40

1 stop34h 05m

£443

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Sun 1/6

21:20-20:45

2 stops39h 25m

Incheon Intl

Mon 16/6

18:25-06:40

1 stop20h 15m

£445

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Sat 31/5

12:35-14:15

1 stop17h 40m

Incheon Intl

Wed 25/6

17:50-06:35

1 stop20h 45m

£450

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 20/5

21:00-22:10

1 stop17h 10m

Incheon Intl

Tue 3/6

09:25-18:05

1 stop16h 40m

£468

Flights are sorted by cheapest return flights first.

Deals found on 21/4

Showing 1-10 of 41 results
1
2
3
...
5

Best time to book a flight from London to Incheon Intl

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

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

Use this chart to determine the optimal time to book a return flight from London to Incheon Intl. Price data was last updated on 18 April 2025.

The best time to book flights from London to Incheon Intl Airport is 10 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from London to Incheon Intl Airport (average of £676). Flying from London to Incheon Intl Airport in July is currently the most expensive (average of £1,194). 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 LON to ICN?

Find hourly flight availability from London 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 22 April 2025.

It’s optimal to fly from London to Incheon Intl Airport in the morning. By choosing this option you can save up to 35% on the cost of your flight, compared to a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly return from London to Incheon Intl. Price data was last updated on 31 March 2024.

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

Weekly flight availability from London to Incheon Intl Airport

Explore weekly flight availability from London 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 22 April 2025.

The most flights from LON 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).

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 20.0 - 260.0 inches per month. July is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Incheon Intl Airport when rainfall is around 20.0 mm.

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 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -2.0 C).

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 22 April 2025.
Read reviews from past customers who have flown Hainan Airlines, Emirates and KLM from London to Seoul. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Crew

8.9

Food

8.5

Overall

8.1

Entertainment

7.7

Comfort

8.1

Boarding

8.5

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
8.1
Very Good
37 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Crew

8.9

Food

8.5

Overall

8.1

Entertainment

7.7

Comfort

8.1

Boarding

8.5

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.
Emirates
8.0
Very Good
3,205 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Crew

8.9

Food

8.5

Overall

8.1

Entertainment

7.7

Comfort

8.1

Boarding

8.5

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.
KLM
7.8
Good
1,331 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Crew

8.9

Food

8.5

Overall

8.1

Entertainment

7.7

Comfort

8.1

Boarding

8.5

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
1,065 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Crew

8.9

Food

8.5

Overall

8.1

Entertainment

7.7

Comfort

8.1

Boarding

8.5

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.
Austrian Airlines
7.6
Good
780 reviews
Hainan Airlines
8.1
Very Good
37 reviews
Check prices

Crew

8.9

Food

8.5

Overall

8.1

Entertainment

7.7

Comfort

8.1

Boarding

8.5

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 London 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 to Incheon Intl Airport round-trip?

    Cheapflights users have booked flights from London to Incheon Intl Airport round-trip from £412. Other airlines that can offer you cheap pricing are Air China, from £416, and Lufthansa, from £431. These flights start at 34% lower than the current average price 3 months from now.

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

    For one-way options, check prices for China Southern. According to our data, you can fly for as low as £308. Users have also found prices from £311 and £314 on Air China and China Eastern, respectively.

  • What are the most popular routes from London to Incheon Intl Airport?

    The most popular route from London to Incheon Intl Airport is London Heathrow - Incheon Intl. You may also consider London Gatwick - Incheon Intl or London Stansted - Incheon Intl.

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

    Consider Virgin Atlantic (78%), Asiana Airlines (52%) or Korean Air (39%) when booking your flight. These represent the most reliable airlines when flying from London to Incheon Intl Airport.

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

    While on average a flight from London to Incheon Intl Airport is generally £4,325, our data shows the cheapest flight currently is £547. When looking at the most popular route, (London Heathrow - Incheon Intl), you can expect to pay £361 for that flight.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from London to Incheon Intl Airport (average of £676). Flying from London to Incheon Intl Airport in July is currently the most expensive (average of £1,194). 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?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from London to Incheon Intl on these airlines

Choose from the following airlines for your flight from London to Incheon Intl. Flights are based on user searches made on Cheapflights and were last updated on 22 April 2025.
Asiana Airlines flights from London to Incheon Intl
Korean Air flights from London to Incheon Intl
Lufthansa flights from London to Incheon Intl
LOT flights from London to Incheon Intl

Top 10 airlines flying from London to Incheon Intl

Discover the top 10 airlines that operate flights from London 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 22 April 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£339Average£446FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£346Average£430FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapest£366Average£526FlexibilityNo cancel feeOn-time67%
Search Air China flights
LufthansaCheapest£471Average£649FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Etihad AirwaysCheapest£526Average£652FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
LOTCheapest£526Average£704FlexibilityNo cancel feeOn-time81%
Search LOT flights
FinnairCheapest£546Average£712FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Turkish AirlinesCheapest£546Average£683FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air FranceCheapest£552Average£752FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£564Average£772FlexibilityNo cancel feeOn-time75%
Search KLM 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 London to Incheon Intl?

When you search for this flight from London to Incheon Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Incheon Intl for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to Incheon Intl from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Incheon Intl from London today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights