Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from the United Kingdom to Incheon Intl Airport from £248

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 20/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ICN
8 Jan — 15 Jan1
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 9 December 2025.

Mon 29/1221:00LHR - ICN
2 stops38h 35mMultiple Airlines
Tue 20/112:55ICN - LHR
1 stop37h 35mMultiple Airlines
Deal found 8/12£416
Mon 29/1221:00LHR - ICN
2 stops38h 35mMultiple Airlines
Sun 29/309:25ICN - LHR
1 stop16h 40mMultiple Airlines
Deal found 7/12£462
Mon 29/1221:00LHR - ICN
2 stops38h 35mMultiple Airlines
Mon 30/309:25ICN - LHR
1 stop16h 40mMultiple Airlines
Deal found 7/12£467
Mon 29/1221:00LHR - ICN
2 stops38h 35mMultiple Airlines
Tue 31/313:05ICN - LHR
1 stop15h 25mMultiple Airlines
Deal found 7/12£484
Tue 9/1212:55MAN - ICN
2 stops21h 05mScandinavian Airlines
Fri 23/123:45ICN - MAN
1 stop18h 45mScandinavian Airlines
Deal found 7/12£494
Sun 7/1220:25LHR - ICN
1 stop35h 30mKLM
Sun 28/1223:05ICN - LHR
1 stop26h 00mKLM
Deal found 7/12£508
Mon 8/1211:45LHR - ICN
1 stop20h 10mMultiple Airlines
Wed 17/1212:40ICN - LHR
1 stop17h 45mMultiple Airlines
Deal found 7/12£509
Mon 29/1221:00LHR - ICN
2 stops38h 35mMultiple Airlines
Fri 3/409:25ICN - LHR
1 stop16h 40mMultiple Airlines
Deal found 7/12£517
Tue 9/1220:10LHR - ICN
Nonstop12h 40mMultiple Airlines
Sat 13/1208:55ICN - LHR
1 stop17h 35mMultiple Airlines
Deal found 7/12£526
Wed 10/1206:45LGW - ICN
1 stop23h 05mMultiple Airlines
Thu 18/1216:10ICN - LGW
1 stop30h 50mMultiple Airlines
Deal found 7/12£526
Mon 8/1217:35LHR - ICN
1 stop14h 45mMultiple Airlines
Fri 12/1223:05ICN - LHR
1 stop17h 35mMultiple Airlines
Deal found 6/12£527
Tue 9/1220:10LHR - ICN
Nonstop12h 40mMultiple Airlines
Tue 16/1216:20ICN - LHR
1 stop34h 10mMultiple Airlines
Deal found 7/12£527

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 9 December 2025.

Round-trip from

£365

One-way from

£248

Popular in

July

Cheapest in

November

Average price

£654

Good round-trip deal

£746 or less

Good one-way deal

£436 or less
China Southern
  • China Southern
  • 11/3-22/3
  • 2 total stops
  • 69h 00m total
  • United Kingdom to Incheon
Search Deals
China Eastern
  • China Eastern
  • 20/1
  • 1 total stop
  • 14h 45m total
  • United Kingdom to Incheon
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£94 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 December 2025
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 9 December 2025.
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

Fri 23/1

10:30-21:10

2 stops25h 40m

Incheon Intl

Fri 30/1

18:25-06:30

1 stop21h 05m

£379

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Mon 12/1

10:30-15:05

1 stop19h 35m

Incheon Intl

Wed 11/2

18:25-14:00

1 stop28h 35m

£413

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Mon 12/1

10:30-11:55

1 stop16h 25m

Incheon Intl

Sat 24/1

18:25-10:50

2 stops25h 25m

£416

BirminghamIncheon

BHX - ICN

BHXICN

Birmingham

Sat 10/1

09:20-16:55

1 stop22h 35m

Incheon Intl

Sat 7/2

12:40-21:15

1 stop17h 35m

£419

EdinburghIncheon

EDI - ICN

EDIICN

Edinburgh Turnhouse

Tue 10/3

07:00-21:45

2 stops29h 45m

Incheon Intl

Thu 26/3

09:25-17:40

2 stops41h 15m

£424

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Mon 12/1

10:30-21:10

2 stops25h 40m

Incheon Intl

Sat 24/1

15:40-14:00

2 stops31h 20m

£427

LondonIncheon

LCY - ICN

LCYICN

London City

Fri 16/1

17:05-16:55

1 stop14h 50m

Incheon Intl

Thu 26/2

23:05-08:10

1 stop18h 05m

£456

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Fri 6/3

21:10-13:55

1 stop31h 45m

Incheon Intl

Sat 28/3

16:45-19:00

1 stop35h 15m

£461

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Fri 6/3

21:10-13:55

1 stop31h 45m

Incheon Intl

Fri 27/3

16:45-19:10

1 stop35h 25m

£461

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Wed 18/3

21:10-15:45

1 stop33h 35m

Incheon Intl

Thu 26/3

16:45-19:10

1 stop35h 25m

£461

Flights are sorted by cheapest return flights first.

Deals found on 8/12

Showing 1-10 of 60 results
1
2
3
...
6

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 £239). Flying from United Kingdom to Incheon Intl Airport in July is currently the most expensive (average of £606). 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 9 December 2025.

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 at midday tend to be the most expensive. A flight in the morning could potentially save you up to 20% on airfare.

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

Use this chart to determine the cheapest time to fly return from United Kingdom to Incheon Intl. Price data was last updated on 16 December 2024.

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

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 9 December 2025.

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 115 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 early afternoon 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, Korean Air 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 9 December 2025.
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
1,183 reviews
Check prices

Crew

8.7

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.5

Entertainment

8.2

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
1,183 reviews
Korean Air
8.4
Very Good
1,183 reviews
Check prices

Crew

8.7

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.5

Entertainment

8.2

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
8.2
Very Good
490 reviews
Korean Air
8.4
Very Good
1,183 reviews
Check prices

Crew

8.7

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.5

Entertainment

8.2

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
7.5
Good
122 reviews
Korean Air
8.4
Very Good
1,183 reviews
Check prices

Crew

8.7

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.5

Entertainment

8.2

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
127 reviews
Korean Air
8.4
Very Good
1,183 reviews
Check prices

Crew

8.7

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.5

Entertainment

8.2

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
7,618 reviews
Korean Air
8.4
Very Good
1,183 reviews
Check prices

Crew

8.7

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.5

Entertainment

8.2

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 Shenzhen 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 16h 55m. The distance between United Kingdom and Incheon Intl Airport is about 5487 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 £219 on China Eastern. Other airlines that offer cheap prices include China Southern from £236 and Air China from £240 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 (88%), Virgin Atlantic (88%) and Asiana Airlines (82%).

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

    On average you can expect to pay £995 for a flight from United Kingdom to Incheon Intl Airport. The cheapest flight overall is £398 while the most popular route, (London Heathrow - Incheon Intl) is currently priced at £337.

  • 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 £239). Flying from United Kingdom to Incheon Intl Airport in July is currently the most expensive (average of £606). 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

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.

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
Edinburgh to Incheon Intl flights
Edinburgh to Gimpo Intl flights
Birmingham to Incheon Intl flights
Birmingham to Gimpo Intl flights
Newcastle upon Tyne to Incheon Intl flights
Glasgow Intl to Incheon Intl flights
Leeds to Incheon Intl flights
Charles de Gaulle to Incheon Intl flights
Frankfurt to Incheon Intl flights
Istanbul to Incheon Intl flights
Cardiff to Incheon Intl flights
Madrid to Incheon Intl flights
Newcastle upon Tyne to Gimpo Intl flights
Belfast City to Incheon Intl flights
Belfast Intl to Incheon Intl flights
Southampton to Incheon Intl flights
Zurich to Incheon Intl flights
Bristol to Incheon Intl flights
Amsterdam to Incheon Intl flights
Malpensa to Incheon Intl flights
Budapest to Incheon Intl flights
Aberdeen to Incheon Intl flights
Istanbul to Gimpo Intl flights
Frederic Chopin 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 9 December 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£303Average£518FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Turkish AirlinesCheapest£330Average£693FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
China SouthernCheapest£340Average£467FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air ChinaCheapest£373Average£506FlexibilityNo cancel feeOn-time67%
Search Air China flights
Scandinavian AirlinesCheapest£423Average£566FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
LufthansaCheapest£429Average£696FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£473Average£800FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£519Average£700FlexibilityNo cancel feeOn-time77%
Search Air France flights
Etihad AirwaysCheapest£534Average£684FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
LOTCheapest£556Average£751FlexibilityNo 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.

How does Cheapflights help users find flights from United Kingdom to Incheon Intl?

Cheapflights helps you search for flights from United Kingdom to Incheon Intl 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 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.

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.