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Cheap flights from the United Kingdom to Incheon Intl Airport from £255

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 14/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ICN
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Incheon Intl

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Incheon Intl
Explore the most affordable flight options available from United Kingdom to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2026.

Thu 23/421:00
LHR
-
ICN
1 stop17h 10m
China Southern
Sat 9/509:25
ICN
-
LHR
1 stop16h 40m
China Southern
Deal found 20/1£342
Wed 28/1010:30
LGW
-
ICN
2 stops39h 25m
China Eastern
Tue 10/1116:10
ICN
-
LGW
1 stop30h 50m
China Eastern
Deal found 20/1£342
Sun 8/321:00
LHR
-
ICN
1 stop14h 45m
China Eastern
Sat 21/308:55
ICN
-
LHR
1 stop17h 35m
China Eastern
Deal found 21/1£343
Tue 2/611:35
LGW
-
ICN
3 stops27h 10m
China Eastern
Sat 13/616:20
ICN
-
LGW
1 stop31h 40m
China Eastern
Deal found 20/1£343
Tue 21/418:00
LGW
-
ICN
2 stops32h 55m
China Eastern
Tue 2/618:25
ICN
-
LGW
1 stop28h 35m
China Eastern
Deal found 21/1£344
Mon 27/421:20
LHR
-
ICN
1 stop32h 10m
China Eastern
Tue 5/516:15
ICN
-
LHR
1 stop34h 25m
China Eastern
Deal found 20/1£348
Sat 30/511:35
LGW
-
ICN
2 stops19h 20m
China Eastern
Sat 13/615:55
ICN
-
LGW
2 stops22h 45m
China Eastern
Deal found 20/1£348
Wed 21/1011:35
LGW
-
ICN
2 stops39h 20m
China Eastern
Fri 13/1115:40
ICN
-
LGW
2 stops47h 50m
China Eastern
Deal found 21/1£349
Tue 10/317:00
LGW
-
ICN
1 stop15h 25m
China Eastern
Mon 23/316:20
ICN
-
LGW
1 stop23h 10m
China Eastern
Deal found 21/1£355
Wed 11/321:30
LHR
-
ICN
1 stop15h 45m
China Southern
Wed 18/309:25
ICN
-
LHR
1 stop18h 10m
China Southern
Deal found 21/1£356
Mon 9/310:30
LGW
-
ICN
1 stop16h 25m
China Eastern
Wed 18/316:10
ICN
-
LGW
1 stop30h 50m
China Eastern
Deal found 20/1£356
Tue 10/317:00
LGW
-
ICN
1 stop15h 25m
China Eastern
Fri 20/318:25
ICN
-
LGW
1 stop28h 35m
China Eastern
Deal found 20/1£357

Find flight deals from United Kingdom to Incheon Intl

Keep the following information in mind while searching for United Kingdom to Incheon Intl flight deals. Data was last updated 22 January 2026.

Round-trip from

£342

One-way from

£255

Popular in

August

Cheapest in

November

Average price

£459

Good round-trip deal

£613 or less

Good one-way deal

£485 or less
China Southern
  • China Southern
  • 23/4-9/5
  • 2 total stops
  • 33h 50m total
  • United Kingdom to Incheon
Search Deals
14/3
  • 14/3
  • 2 total stops
  • 29h 55m total
  • United Kingdom to Incheon
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£107 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from United Kingdom to Incheon Intl.
Search Deals
Price to beat on a one-way flight from United Kingdom to Incheon Intl.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 January 2026.
Use the filters below to find and compare flights from the United Kingdom to Incheon Intl Airport that are best for you.

Fly from

United Kingdom

Fly to

Incheon Intl

Route

Depart

Return

Price

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Tue 21/4

18:00-10:55

2 stops32h 55m

Incheon Intl

Tue 2/6

18:25-15:00

1 stop28h 35m

£344

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Wed 11/3

10:30-20:45

1 stop25h 15m

Incheon Intl

Sat 21/3

16:10-14:00

1 stop30h 50m

£431

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Mon 2/2

10:30-11:00

2 stops39h 30m

Incheon Intl

Tue 17/2

16:05-06:30

2 stops47h 25m

£441

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Sun 26/4

11:35-11:55

1 stop16h 20m

Incheon Intl

Wed 3/6

08:55-06:40

1 stop29h 45m

£443

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Mon 8/6

11:35-17:25

1 stop21h 50m

Incheon Intl

Sun 14/6

15:50-15:00

2 stops55h 10m

£448

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Wed 20/5

11:35-11:55

1 stop16h 20m

Incheon Intl

Sat 6/6

07:45-06:40

2 stops30h 55m

£448

LondonIncheon

LCY - ICN

LCYICN

London City

Fri 5/6

17:10-16:25

1 stop15h 15m

Incheon Intl

Tue 23/6

22:25-08:50

1 stop18h 25m

£493

LondonIncheon

LTN - ICN

LTNICN

London Luton

Mon 16/3

08:00-15:50

3 stops22h 50m

Incheon Intl

Sun 29/3

16:35-11:35

3 stops27h 00m

£496

BirminghamIncheon

BHX - ICN

BHXICN

Birmingham

Tue 10/3

19:10-19:00

1 stop14h 50m

Incheon Intl

Mon 16/3

23:45-18:30

1 stop27h 45m

£505

ManchesterIncheon

MAN - ICN

MANICN

Manchester

Mon 9/3

20:45-19:00

2 stops37h 15m

Incheon Intl

Sat 21/3

23:45-09:30

1 stop18h 45m

£517

Flights are sorted by cheapest return flights first.

Deals found on 20/1

Showing 1-10 of 60 results
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Best time to book a flight from United Kingdom to Incheon Intl

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

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

Currently, November is the cheapest month in which you can book a flight from United Kingdom to Incheon Intl Airport (average of £238). Flying from United Kingdom to Incheon Intl Airport in July is currently the most expensive (average of £602). 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 GB to ICN?

Find hourly flight availability from United Kingdom 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 January 2026.

One of the essential ways to save on airfare from United Kingdom to Incheon Intl Airport is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at midday could potentially save you up to 37% on airfare.

Weekly flight availability from United Kingdom to Incheon Intl Airport

Explore weekly flight availability from United Kingdom 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 January 2026.

The most flights from GB0 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).

How often are flights from the United Kingdom to Incheon delayed?

About 14% of weekly flights between United Kingdom and Incheon have experienced delays in the past year, with the average delay time being 111 minutes.

What is the most punctual flight time for the United Kingdom to Incheon flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on the United Kingdom to Incheon flights?

Over the past year, Asiana Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.

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 January 2026.
See what other customers who have flown with Korean Air, Asiana Airlines, andChina Southern from the United Kingdom to Incheon Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,187 reviews
Check prices

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very Good
1,187 reviews
Korean Air
8.4
Very Good
1,187 reviews
Check prices

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Asiana Airlines
8.1
Very Good
501 reviews
Korean Air
8.4
Very Good
1,187 reviews
Check prices

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
China Southern
7.3
Good
135 reviews
Korean Air
8.4
Very Good
1,187 reviews
Check prices

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Air China
7.2
Good
138 reviews
Korean Air
8.4
Very Good
1,187 reviews
Check prices

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Lufthansa
6.8
Okay
7,740 reviews
Korean Air
8.4
Very Good
1,187 reviews
Check prices

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Incheon Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from United Kingdom to Incheon Intl Airport?

    Airlines like China Eastern, KLM, and Scandinavian Airlines fly from United Kingdom to Incheon Intl Airport in about 14h 50m. The time it takes to get you to your destination can typically vary by up to 18h 05m. The distance between United Kingdom and Incheon Intl Airport is about 5486 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    One-way options have recently been found by users for as low as £217 on China Eastern. Other airlines that offer cheap prices include China Southern from £234 and Air China from £238 one-way.

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

    When deciding which route to take from United Kingdom to Incheon Intl Airport consider London Heathrow - Incheon Intl, London Gatwick - Incheon Intl or London Stansted - Incheon Intl as they are the most popular.

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

    The top 3 most reliable airlines when flying from United Kingdom to Incheon Intl Airport are Korean Air (73%), Virgin Atlantic (73%) and Asiana Airlines (67%).

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

    On average you can expect to pay £1,028 for a flight from United Kingdom to Incheon Intl Airport. The cheapest flight overall is £422 while the most popular route, (London Heathrow - Incheon Intl) is currently priced at £367.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from United Kingdom to Incheon Intl Airport (average of £238). Flying from United Kingdom to Incheon Intl Airport in July is currently the most expensive (average of £602). 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
Suwon
Daejeon
Seongnam

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Alternative routes for United Kingdom to Incheon Intl

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Incheon Intl flights
Heathrow to Gimpo Intl flights
Gatwick to Incheon Intl flights
Stansted to Incheon Intl flights
London City to Incheon Intl flights
Luton to Incheon Intl flights
Gatwick to Gimpo Intl flights
Manchester to Incheon Intl flights
Manchester to Gimpo Intl flights
Birmingham to Incheon Intl flights
Edinburgh to Incheon Intl flights
Newcastle upon Tyne to Incheon Intl flights
Edinburgh to Gimpo Intl flights
Birmingham to Gimpo Intl flights
Glasgow Intl to Incheon Intl flights
Newcastle upon Tyne to Gimpo Intl flights
Frankfurt to Incheon Intl flights
Amsterdam to Incheon Intl flights
Leeds to Incheon Intl flights
Istanbul to Incheon Intl flights
Madrid to Incheon Intl flights
Belfast Intl to Incheon Intl flights
Belfast City to Incheon Intl flights
Malpensa to Incheon Intl flights
Southampton to Incheon Intl flights
Bristol to Incheon Intl flights
Aberdeen to Incheon Intl flights
Charles de Gaulle to Incheon Intl flights
Istanbul to Gimpo Intl flights
Prague to Incheon Intl flights
Frederic Chopin to Incheon Intl flights
Zurich to Incheon Intl flights

Top 10 airlines flying from United Kingdom to Incheon Intl

Discover the top 10 airlines that operate flights from United Kingdom 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 January 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£303Average£390FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Turkish AirlinesCheapest£328Average£671FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air ChinaCheapest£344Average£490FlexibilityNo cancel feeOn-time67%
Search Air China flights
China SouthernCheapest£348Average£482FlexibilityNo cancel feeOn-time69%
Search China Southern flights
LufthansaCheapest£423Average£690FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Scandinavian AirlinesCheapest£442Average£568FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
KLMCheapest£464Average£788FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£516Average£712FlexibilityNo cancel feeOn-time77%
Search Air France flights
Etihad AirwaysCheapest£527Average£674FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
LOTCheapest£556Average£766FlexibilityNo cancel feeOn-time81%
Search LOT 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.

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

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

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from United Kingdom to Incheon Intl flexibly with Cheapflights today.

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

Of course! You can now track prices for flights from United Kingdom to Incheon Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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