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Cheap flights from the United Kingdom to Incheon Intl Airport from £265

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ICN
22 Apr — 29 Apr1
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 23 March 2026.

Thu 23/421:20
LHR
-
ICN
1 stop15h 25m
Multiple Airlines
Mon 11/516:20
ICN
-
LHR
1 stop34h 20m
Multiple Airlines
Deal found 18/3£421
Wed 13/511:35
LGW
-
ICN
2 stops19h 20m
China Eastern
Wed 20/514:15
ICN
-
LGW
2 stops32h 45m
China Eastern
Deal found 20/3£421
Tue 2/622:40
LHR
-
ICN
1 stop15h 20m
Air China
Tue 16/610:50
ICN
-
LHR
1 stop17h 35m
Air China
Deal found 18/3£422
Fri 17/421:20
LHR
-
ICN
1 stop15h 25m
China Eastern
Wed 6/516:15
ICN
-
LHR
1 stop34h 25m
China Eastern
Deal found 19/3£423
Sat 18/421:20
LHR
-
ICN
1 stop15h 25m
China Eastern
Sun 17/514:30
ICN
-
LHR
1 stop36h 10m
China Eastern
Deal found 20/3£424
Thu 16/421:20
LHR
-
ICN
1 stop15h 25m
China Eastern
Sun 17/516:15
ICN
-
LHR
1 stop34h 25m
China Eastern
Deal found 20/3£424
Wed 22/421:20
LHR
-
ICN
1 stop36h 05m
China Eastern
Sun 3/514:30
ICN
-
LHR
1 stop36h 10m
China Eastern
Deal found 18/3£425
Tue 2/621:20
LHR
-
ICN
2 stops29h 40m
China Eastern
Tue 9/620:15
ICN
-
LHR
2 stops30h 25m
China Eastern
Deal found 21/3£427
Wed 29/418:00
LGW
-
ICN
1 stop18h 45m
Multiple Airlines
Sat 9/516:15
ICN
-
LGW
1 stop30h 45m
Multiple Airlines
Deal found 19/3£427
Wed 6/521:20
LHR
-
ICN
2 stops30h 50m
China Eastern
Tue 19/520:15
ICN
-
LHR
2 stops30h 25m
China Eastern
Deal found 21/3£429
Mon 20/421:20
LHR
-
ICN
2 stops31h 55m
China Eastern
Sun 17/516:15
ICN
-
LHR
1 stop34h 25m
China Eastern
Deal found 20/3£430
Wed 27/518:00
LGW
-
ICN
2 stops18h 40m
China Eastern
Fri 5/615:55
ICN
-
LGW
2 stops31h 05m
China Eastern
Deal found 19/3£430

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 23 March 2026.

Round-trip from

£421

One-way from

£265

Popular in

August

Cheapest in

November

Average price

£632

Good round-trip deal

£644 or less

Good one-way deal

£491 or less
China Eastern
  • China Eastern
  • 6/5-11/5
  • 4 total stops
  • 63h 55m total
  • United Kingdom to Incheon
Search Deals
12/5
  • 12/5
  • 3 total stops
  • 50h 25m total
  • United Kingdom to Incheon
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£99 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 March 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 23 March 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

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 20/4

22:05-14:15

1 stop32h 10m

Incheon Intl

Fri 8/5

17:45-19:50

1 stop34h 05m

£472

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Thu 9/4

21:20-14:50

2 stops33h 30m

Incheon Intl

Wed 6/5

12:15-18:40

2 stops38h 25m

£535

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Tue 5/5

11:35-15:10

1 stop19h 35m

Incheon Intl

Tue 12/5

14:15-15:00

2 stops32h 45m

£568

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Fri 19/6

07:25-08:35

1 stop17h 10m

Incheon Intl

Fri 26/6

10:15-13:10

1 stop34h 55m

£575

LondonIncheon

LCY - ICN

LCYICN

London City

Mon 8/6

17:50-16:25

1 stop14h 35m

Incheon Intl

Wed 15/7

22:25-08:50

1 stop18h 25m

£579

LondonIncheon

LCY - ICN

LCYICN

London City

Tue 2/6

17:10-16:25

1 stop15h 15m

Incheon Intl

Tue 7/7

22:25-07:15

1 stop16h 50m

£583

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 18/5

19:50-18:35

2 stops38h 45m

Incheon Intl

Fri 26/6

23:35-16:25

2 stops24h 50m

£587

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 27/4

21:20-13:30

1 stop32h 10m

Incheon Intl

Sun 24/5

20:15-18:40

2 stops30h 25m

£594

LondonIncheon

LCY - ICN

LCYICN

London City

Tue 2/6

17:50-16:25

1 stop14h 35m

Incheon Intl

Sun 5/7

22:25-07:15

1 stop16h 50m

£627

ManchesterIncheon

MAN - ICN

MANICN

Manchester

Mon 27/4

11:10-19:20

1 stop24h 10m

Incheon Intl

Sun 24/5

10:45-06:50

1 stop28h 05m

£630

Flights are sorted by cheapest return flights first.

Deals found on 19/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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, January is the cheapest month in which you can book a flight from United Kingdom to Incheon Intl Airport (average of £186). Flying from United Kingdom to Incheon Intl Airport in July is currently the most expensive (average of £599). 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 23 March 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 evening tend to be the most expensive. A flight at midday could potentially save you up to 33% 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 23 March 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 12% of weekly flights between United Kingdom and Incheon have experienced delays in the past year, with the average delay time being 118 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 at night 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 11% 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 23 March 2026.
See what other customers who have flown with Korean Air,Asiana Airlines, andVirgin Atlantic 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
1,202 reviews
Check prices

Boarding

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

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
1,202 reviews
Korean Air
8.4
Very Good
1,202 reviews
Check prices

Boarding

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

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
506 reviews
Korean Air
8.4
Very Good
1,202 reviews
Check prices

Boarding

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

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.
Virgin Atlantic
7.5
Good
685 reviews
Korean Air
8.4
Very Good
1,202 reviews
Check prices

Boarding

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

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
7.3
Good
142 reviews
Korean Air
8.4
Very Good
1,202 reviews
Check prices

Boarding

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

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
7,863 reviews
Korean Air
8.4
Very Good
1,202 reviews
Check prices

Boarding

8.5

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

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 Shenzhen Airlines, China Eastern, and Turkish Airlines fly from United Kingdom to Incheon Intl Airport in about 17h 10m. The time it takes to get you to your destination can typically vary by up to 16h 20m. The distance between United Kingdom and Incheon Intl Airport is about 5512 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 £193 on Etihad Airways. Other airlines that offer cheap prices include China Eastern from £219 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 (98%), Virgin Atlantic (95%) and Asiana Airlines (82%).

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

    On average you can expect to pay £1,319 for a flight from United Kingdom to Incheon Intl Airport. The cheapest flight overall is £437 while the most popular route, (London Heathrow - Incheon Intl) is currently priced at £389.

  • 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, January is the cheapest month in which you can book a flight from United Kingdom to Incheon Intl Airport (average of £186). Flying from United Kingdom to Incheon Intl Airport in July is currently the most expensive (average of £599). 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

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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 23 March 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£249Average£391FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Turkish AirlinesCheapest£330Average£695FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air ChinaCheapest£346Average£480FlexibilityNo cancel feeOn-time67%
Search Air China flights
China SouthernCheapest£367Average£515FlexibilityNo cancel feeOn-time69%
Search China Southern flights
LufthansaCheapest£424Average£708FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Scandinavian AirlinesCheapest£445Average£614FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Air FranceCheapest£447Average£719FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£496Average£849FlexibilityNo cancel feeOn-time75%
Search KLM flights
Etihad AirwaysCheapest£513Average£701FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
LOTCheapest£556Average£788FlexibilityNo cancel feeOn-time81%
Search LOT flights

Fly with Cheapflights

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

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

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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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