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Cheap flights from Seoul to the United Kingdom from £141

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seoul to the United Kingdom departing on 31/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
China Eastern Logo
16:15 - 15:00
ICN
-
LGW
30h 45m
1 stop
China Eastern Logo
11:35 - 15:20
LGW
-
ICN
19h 45m
1 stop
£336China Eastern
Tue, 31 Mar - Sun, 12 Apr
China Eastern Logo
16:20 - 18:40
ICN
-
LHR
34h 20m
1 stop
China Eastern Logo
21:20 - 15:20
LHR
-
ICN
34h 00m
1 stop
£341China Eastern
Mon, 30 Mar - Sun, 12 Apr
China Eastern Logo
16:20 - 18:40
ICN
-
LHR
34h 20m
1 stop
China Eastern Logo
21:20 - 17:25
LHR
-
ICN
36h 05m
1 stop
£343China Eastern
Mon, 30 Mar - Sun, 12 Apr
China Southern Logo
09:25 - 18:05
ICN
-
LHR
16h 40m
1 stop
China Southern Logo
21:00 - 22:10
LHR
-
ICN
17h 10m
1 stop
£344China Southern
Wed, 1 Apr - Wed, 8 Apr
China Southern Logo
15:15 - 19:20
ICN
-
LHR
36h 05m
1 stop
China Southern Logo
22:10 - 15:25
LHR
-
ICN
33h 15m
1 stop
£358China Southern
Fri, 5 Jun - Tue, 9 Jun
Air China Logo
14:25 - 06:35
GMP
-
LGW
24h 10m
1 stop
Air China Logo
12:35 - 13:05
LGW
-
GMP
16h 30m
1 stop
£393Air China
Tue, 31 Mar - Sun, 12 Apr
Air China Logo
14:25 - 06:35
GMP
-
LGW
24h 10m
1 stop
Air China Logo
12:35 - 13:05
LGW
-
GMP
16h 30m
1 stop
£441Air China
Mon, 30 Mar - Sun, 12 Apr
Multiple Airlines Logo
16:20 - 11:00
ICN
-
LTN
26h 40m
2 stops
Multiple Airlines Logo
05:40 - 17:25
LTN
-
ICN
27h 45m
2 stops
£489Multiple Airlines
Sun, 17 May - Fri, 29 May
Multiple Airlines Logo
18:25 - 18:15
ICN
-
LTN
31h 50m
2 stops
Multiple Airlines Logo
05:40 - 15:20
LTN
-
ICN
25h 40m
2 stops
£496Multiple Airlines
Sun, 17 May - Fri, 29 May
Air France Logo
11:40 - 20:55
ICN
-
EDI
17h 15m
1 stop
Air France Logo
17:25 - 09:35
EDI
-
ICN
32h 10m
1 stop
£522Air France
Wed, 1 Apr - Wed, 8 Apr

Shenzhen Airlines flights from Seoul to United Kingdom

Our best Shenzhen Airlines deals on Seoul to United Kingdom flight tickets
Shenzhen Airlines
9 May
ICN15:15Incheon Intl
36h 45m
1 stop
LHR20:00London Heathrow
16 May
LHR22:05London Heathrow
34h 40m
1 stop
ICN16:45Incheon Intl
£412
Shenzhen Airlines
22 May
ICN17:45Incheon Intl
34h 05m
1 stop
LHR19:50London Heathrow
29 May
LHR22:05London Heathrow
32h 10m
1 stop
ICN14:15Incheon Intl
£424
Shenzhen Airlines
9 May
ICN15:15Incheon Intl
36h 45m
1 stop
LHR20:00London Heathrow
30 May
LHR22:05London Heathrow
34h 40m
1 stop
ICN16:45Incheon Intl
£424

China Eastern flights from Seoul to United Kingdom

Our best China Eastern deals on Seoul to United Kingdom flight tickets
China Eastern
31 Mar
ICN16:15Incheon Intl
30h 45m
1 stop
LGW15:00London Gatwick
12 Apr
LGW11:35London Gatwick
19h 45m
1 stop
ICN15:20Incheon Intl
£336
China Eastern
1 Apr
ICN16:20Incheon Intl
30h 40m
1 stop
LGW15:00London Gatwick
19 Apr
LGW11:35London Gatwick
19h 35m
1 stop
ICN15:10Incheon Intl
£337
China Eastern
30 Mar
ICN16:20Incheon Intl
34h 20m
1 stop
LHR18:40London Heathrow
12 Apr
LHR21:20London Heathrow
34h 00m
1 stop
ICN15:20Incheon Intl
£341

momondo Fare Finder

 
Customise your flight search to find flights from Seoul to United Kingdom 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, momondo users made 279,928 searches. Data last updated 10 March 2026.
Use the filters below to find and compare flights from Seoul to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IncheonLondon

ICN - LGW

ICNLGW

Incheon Intl

Tue 31/3

16:15-15:00

1 stop30h 45m

London Gatwick

Sun 12/4

11:35-15:20

1 stop19h 45m

£336

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Mon 30/3

16:20-18:40

1 stop34h 20m

London Heathrow

Sun 12/4

21:20-15:20

1 stop34h 00m

£341

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Mon 30/3

16:20-18:40

1 stop34h 20m

London Heathrow

Sun 12/4

21:20-17:25

1 stop36h 05m

£343
Fastest return journey

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Wed 1/4

09:25-18:05

1 stop16h 40m

London Heathrow

Wed 8/4

21:00-22:10

1 stop17h 10m

£344

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Fri 5/6

15:15-19:20

1 stop36h 05m

London Heathrow

Tue 9/6

22:10-15:25

1 stop33h 15m

£358

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Tue 31/3

14:25-06:35

1 stop24h 10m

London Gatwick

Sun 12/4

12:35-13:05

1 stop16h 30m

£393

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Mon 30/3

14:25-06:35

1 stop24h 10m

London Gatwick

Sun 12/4

12:35-13:05

1 stop16h 30m

£441

IncheonLondon

ICN - LTN

ICNLTN

Incheon Intl

Sun 17/5

16:20-11:00

2 stops26h 40m

London Luton

Fri 29/5

05:40-17:25

2 stops27h 45m

£489

IncheonLondon

ICN - LTN

ICNLTN

Incheon Intl

Sun 17/5

18:25-18:15

2 stops31h 50m

London Luton

Fri 29/5

05:40-15:20

2 stops25h 40m

£496

IncheonEdinburgh

ICN - EDI

ICNEDI

Incheon Intl

Wed 1/4

11:40-20:55

1 stop17h 15m

Edinburgh Turnhouse

Wed 8/4

17:25-09:35

1 stop32h 10m

£522

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Seoul to United Kingdom

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to United Kingdom?

The cheapest month to fly to United Kingdom from Seoul is in June. Flight prices, which tend to average around £501, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of June, then departing from Seoul during the month January is also very affordable. Most momondo users find prices during this month for around £517.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Seoul to United Kingdom is on a Friday. Travellers who choose to depart for United Kingdom on a Friday will often find tickets for as low as £504. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Seoul to United Kingdom for around £750.

What is the cheapest Seoul to United Kingdom flight route?

Fly from Incheon Intl to London Heathrow for the best Seoul - United Kingdom flight prices

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Seoul when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £672 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Seoul for as low as £548 on momondo.

What cabin class options are available on Seoul to United Kingdom flights?

There are 4 cabin classes available to choose from on Seoul to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seoul to United Kingdom flights?

You could potentially save up to 11% on your flight if you consider stops on a Seoul to United Kingdom flight.

Cheap Seoul to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul to United Kingdom

Best price found

£317

Fastest flight time

14h 25m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in United Kingdom

1,286 airports
The best one-way flight to United Kingdom from Seoul in the past 72 hours is £317. The best return flight deal from Seoul to United Kingdom found on momondo in the last 72 hours is £519.
The fastest flight from Seoul to United Kingdom takes 14h 25m
Direct flights go from Seoul to United Kingdom on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. Airline offering direct flights is Asiana Airlines..
There are 1,286 airports in United Kingdom. From Seoul there are direct flights to London Heathrow (LHR).
Search flight deals

  • When did momondo last update prices for flights from Seoul to United Kingdom?

    Prices for flights from Seoul to United Kingdom are updated daily.

  • How many operators does momondo search for flights from Seoul to United Kingdom?

  • How old do you have to be to fly from Seoul to United Kingdom?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seoul to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seoul to United Kingdom?

Best airlines flying from Seoul to United Kingdom

Compare and see reviews for airlines that fly from Seoul to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
Air ChinaPriceFrom £442Free CancellationRating
7.3
141 reviews
Search Air China flights
Virgin AtlanticPriceFrom £462Free CancellationRating
7.5
680 reviews
Search Virgin Atlantic flights
China EasternPriceFrom £473Free CancellationRating
7.2
198 reviews
Search China Eastern flights
Asiana AirlinesPriceFrom £483Free CancellationRating
8.1
504 reviews
Search Asiana Airlines flights
LufthansaPriceFrom £539Free CancellationRating
6.8
7,841 reviews
Search Lufthansa flights
Korean AirPriceFrom £620Free CancellationRating
8.4
1,202 reviews
Search Korean Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to United Kingdom?

It is quick and easy to find Seoul to United Kingdom flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United Kingdom that suits you.

Can I find flights from Seoul to United Kingdom with flexible booking policies on momondo?

All flight searches from Seoul to United Kingdom on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seoul to United Kingdom?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seoul to United Kingdom.

I’m not ready to book a flight from Seoul to United Kingdom right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seoul to United Kingdom flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United Kingdom

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