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Cheap flights from the United Kingdom to South Korea from £264

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ICN
7 Mar — 14 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to South Korea

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to South Korea
Explore the most affordable flight options available from United Kingdom to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 February 2026.

Tue 10/320:20
LGW
-
ICN
1 stop16h 25m
Multiple Airlines
Thu 19/318:25
ICN
-
LGW
1 stop21h 05m
Multiple Airlines
Deal found 3/2£371
Mon 11/512:35
LGW
-
ICN
1 stop25h 25m
Air China
Thu 21/510:50
ICN
-
LGW
1 stop27h 45m
Air China
Deal found 3/2£373
Sat 14/320:20
LGW
-
ICN
1 stop16h 25m
China Southern
Sun 29/316:45
ICN
-
LGW
1 stop22h 20m
China Southern
Deal found 5/2£376
Tue 10/320:20
LGW
-
ICN
1 stop16h 25m
China Southern
Mon 23/322:45
ICN
-
LGW
1 stop27h 35m
China Southern
Deal found 2/2£377
Tue 10/320:20
LGW
-
ICN
1 stop16h 25m
Multiple Airlines
Tue 17/318:25
ICN
-
LGW
1 stop28h 35m
Multiple Airlines
Deal found 4/2£378
Tue 10/320:20
LGW
-
ICN
1 stop16h 25m
China Southern
Fri 20/322:45
ICN
-
LGW
1 stop27h 35m
China Southern
Deal found 3/2£379
Fri 22/512:35
LGW
-
ICN
1 stop15h 00m
Air China
Sun 31/513:05
ICN
-
LGW
1 stop25h 40m
Air China
Deal found 3/2£381
Sat 14/320:20
LGW
-
ICN
1 stop16h 25m
China Southern
Thu 2/416:45
ICN
-
LGW
1 stop22h 20m
China Southern
Deal found 5/2£383
Thu 23/412:35
LGW
-
ICN
1 stop15h 00m
Air China
Thu 14/513:05
ICN
-
LGW
1 stop25h 30m
Air China
Deal found 2/2£384
Tue 10/321:30
LHR
-
ICN
1 stop15h 45m
China Southern
Sun 15/316:15
ICN
-
LHR
1 stop35h 20m
China Southern
Deal found 3/2£388
Wed 4/321:30
LHR
-
ICN
1 stop15h 45m
China Southern
Mon 18/516:45
ICN
-
LHR
1 stop34h 15m
China Southern
Deal found 2/2£394
Mon 9/319:35
LHR
-
ICN
1 stop17h 15m
China Southern
Fri 13/309:25
ICN
-
LHR
1 stop17h 30m
China Southern
Deal found 3/2£394

Find flight deals from United Kingdom to South Korea

Keep the following information in mind while searching for United Kingdom to South Korea flight deals. Data was last updated 5 February 2026.

Round-trip from

£371

One-way from

£264

Popular in

July

Cheapest in

November

Average price

£503

Good round-trip deal

£609 or less

Good one-way deal

£425 or less
China Eastern
  • China Eastern
  • 10/3-19/3
  • 2 total stops
  • 37h 30m total
  • United Kingdom to South Korea
Search Deals
China Southern
  • China Southern
  • 4/3
  • 1 total stop
  • 29h 55m total
  • United Kingdom to South Korea
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£83 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 February 2026
Search Deals
Price to beat on a round-trip flight from United Kingdom to South Korea.
Search Deals
Price to beat on a one-way flight from United Kingdom to South Korea.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom to South Korea 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 5 February 2026.
Use the filters below to find and compare flights from the United Kingdom to South Korea that are best for you.

Fly from

United Kingdom

Fly to

South Korea

Route

Depart

Return

Price

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Wed 11/3

17:00-12:15

2 stops34h 15m

Incheon Intl

Sun 15/3

16:40-14:00

2 stops30h 20m

£427

LondonIncheon

LTN - ICN

LTNICN

London Luton

Sat 14/3

20:50-21:45

3 stops39h 55m

Incheon Intl

Wed 25/3

09:50-21:50

1 stop21h 00m

£435

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Tue 14/4

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Tue 28/4

14:25-06:35

1 stop24h 10m

£440

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Mon 9/3

10:30-20:40

2 stops25h 10m

Incheon Intl

Sun 22/3

12:50-06:30

2 stops26h 40m

£440

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mon 8/6

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sun 14/6

14:25-06:45

1 stop24h 20m

£443

LondonIncheon

LTN - ICN

LTNICN

London Luton

Tue 3/3

20:50-21:45

3 stops39h 55m

Incheon Intl

Tue 17/3

11:00-21:05

1 stop19h 05m

£470

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Fri 17/4

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Wed 29/4

14:25-06:35

1 stop24h 10m

£472

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mon 9/3

10:30-19:50

1 stop24h 20m

Seoul Gimpo Intl

Thu 19/3

20:50-06:30

1 stop18h 40m

£472

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Thu 4/6

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Wed 17/6

14:25-06:35

1 stop24h 10m

£472

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Fri 17/4

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Thu 30/4

14:25-06:35

1 stop24h 10m

£472

Flights are sorted by cheapest return flights first.

Deals found on 4/2

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

Have a flexible travel schedule? Discover the best time to fly to South Korea 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 South Korea

What is the cheapest month to book a flight from United Kingdom to South Korea?

Currently, January is the cheapest month in which you can book a flight from United Kingdom to South Korea (average of £221). Flying from United Kingdom to South Korea in July is currently the most expensive (average of £589). 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 KR?

Find hourly flight availability from United Kingdom to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 February 2026.

A simple way to save on the total cost of your ticket is to fly from United Kingdom to South Korea in the morning. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from United Kingdom to South Korea?

Use this chart to determine the cheapest time to fly return from United Kingdom to South Korea. Price data was last updated on 30 March 2025.

Travellers seeking maximum savings on their United Kingdom to South Korea flight should consider departing on Tuesday mornings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from United Kingdom to South Korea

Explore weekly flight availability from United Kingdom to South Korea. 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 5 February 2026.

The most flights from GB0 to KR0 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 South Korea delayed?

About 14% of weekly flights between United Kingdom and South Korea have experienced delays in the past year, with the average delay time being 112 minutes.

What is the most punctual flight time for the United Kingdom to South Korea 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 South Korea 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 South Korea

Get insights into the airlines that provide service to South Korea. 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 South Korea. Reviews last updated 5 February 2026.
Check out reviews from past customers who have flown with Korean Air, Asiana Airlines, andChina Southern from the United Kingdom to South Korea to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,188 reviews
Check prices

Crew

8.7

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

Food

8.1

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
1,188 reviews
Korean Air
8.4
Very Good
1,188 reviews
Check prices

Crew

8.7

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

Food

8.1

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
503 reviews
Korean Air
8.4
Very Good
1,188 reviews
Check prices

Crew

8.7

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

Food

8.1

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
137 reviews
Korean Air
8.4
Very Good
1,188 reviews
Check prices

Crew

8.7

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

Food

8.1

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
1,188 reviews
Check prices

Crew

8.7

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

Food

8.1

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
7,761 reviews
Korean Air
8.4
Very Good
1,188 reviews
Check prices

Crew

8.7

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

Food

8.1

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 South Korea. 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 South Korea?

    A quick flight from United Kingdom to South Korea can take about 16h 30m. China Eastern provides one of the quickest options available for as low as £440. Airlines will cover a distance of 5515 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from United Kingdom to South Korea one-way?

    The cheapet airlines for a one-way flight from United Kingdom to South Korea are China Eastern (£173), China Southern (£215), and Air China (£234).

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

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

  • How can I find direct flights from United Kingdom to South Korea?

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

  • Can I find deals for business class flights from United Kingdom to South Korea?

    Yes. Cheapflights offers flight deals from United Kingdom to South Korea 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 South Korea?

    Currently, January is the cheapest month in which you can book a flight from United Kingdom to South Korea (average of £221). Flying from United Kingdom to South Korea in July is currently the most expensive (average of £589). 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

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 South Korea

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from United Kingdom to South Korea

Discover the top 10 airlines that operate flights from United Kingdom to South Korea. 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 5 February 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£297Average£457FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Turkish AirlinesCheapest£321Average£671FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
China SouthernCheapest£331Average£452FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air ChinaCheapest£337Average£548FlexibilityNo cancel feeOn-time67%
Search Air China flights
LufthansaCheapest£415Average£670FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Scandinavian AirlinesCheapest£448Average£583FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Air FranceCheapest£481Average£691FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£505Average£784FlexibilityNo cancel feeOn-time75%
Search KLM flights
Etihad AirwaysCheapest£512Average£650FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
LOTCheapest£556Average£758FlexibilityNo 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 South Korea?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to South Korea from United Kingdom today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to South Korea?

Cheapflights simply makes it quick and affordable to book flights from United Kingdom to South Korea by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from United Kingdom to South Korea with no change fees?

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

Can Cheapflights notify me if prices for flights from United Kingdom to South Korea become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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