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Cheap flights from Seoul Gimpo Intl Airport to the United Kingdom from £139

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 Gimpo Intl Airport to the United Kingdom departing on 5/3. 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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Find the cheapest flights from Seoul Gimpo Intl Airport to the United Kingdom

Cheap return flights

Enter your travel dates to find the best prices.
China Southern Logo
13:30 - 17:55
GMP
-
LHR
37h 25m
1 stop
China Southern Logo
21:30 - 12:25
LHR
-
GMP
29h 55m
1 stop
£374China Southern
Wed, 4 Mar - Mon, 9 Mar
China Southern Logo
13:25 - 18:05
GMP
-
LHR
36h 40m
1 stop
China Southern Logo
21:00 - 12:25
LHR
-
GMP
31h 25m
1 stop
£383China Southern
Tue, 2 Jun - Mon, 15 Jun
China Southern Logo
13:25 - 18:05
GMP
-
LHR
36h 40m
1 stop
China Southern Logo
21:00 - 12:25
LHR
-
GMP
31h 25m
1 stop
£385China Southern
Fri, 3 Apr - Wed, 8 Apr
China Southern Logo
13:25 - 18:05
GMP
-
LHR
36h 40m
1 stop
China Southern Logo
21:00 - 12:25
LHR
-
GMP
31h 25m
1 stop
£386China Southern
Sat, 6 Jun - Sat, 13 Jun
China Eastern Logo
20:50 - 14:00
GMP
-
LGW
26h 10m
1 stop
China Eastern Logo
10:30 - 19:50
LGW
-
GMP
24h 20m
1 stop
£391China Eastern
Wed, 4 Mar - Wed, 18 Mar
China Eastern Logo
20:50 - 14:00
GMP
-
LGW
26h 10m
1 stop
China Eastern Logo
17:00 - 19:50
LGW
-
GMP
17h 50m
1 stop
£397China Eastern
Wed, 4 Mar - Sun, 8 Mar
Multiple Airlines Logo
15:00 - 06:45
GMP
-
MAN
23h 45m
1 stop
Multiple Airlines Logo
12:15 - 20:10
MAN
-
GMP
23h 55m
1 stop
£558Multiple Airlines
Thu, 7 May - Wed, 13 May
Multiple Airlines Logo
14:50 - 16:00
GMP
-
LGW
33h 10m
2 stops
Multiple Airlines Logo
12:35 - 13:05
LGW
-
GMP
16h 30m
1 stop
£572Multiple Airlines
Sat, 4 Apr - Thu, 9 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
£605Air China
Thu, 11 Jun - Sat, 20 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
£607Air China
Fri, 3 Apr - Mon, 20 Apr

China Southern flights from Seoul Gimpo Intl Airport to United Kingdom

Our best China Southern deals on Seoul Gimpo Intl Airport to United Kingdom flight tickets
China Southern
4 Mar
GMP13:30Seoul Gimpo Intl
37h 25m
1 stop
LHR17:55London Heathrow
9 Mar
LHR21:30London Heathrow
29h 55m
1 stop
GMP12:25Seoul Gimpo Intl
£374
China Southern
2 Jun
GMP13:25Seoul Gimpo Intl
36h 40m
1 stop
LHR18:05London Heathrow
15 Jun
LHR21:00London Heathrow
31h 25m
1 stop
GMP12:25Seoul Gimpo Intl
£383
China Southern
3 Apr
GMP13:25Seoul Gimpo Intl
36h 40m
1 stop
LHR18:05London Heathrow
8 Apr
LHR21:00London Heathrow
31h 25m
1 stop
GMP12:25Seoul Gimpo Intl
£385

Air China flights from Seoul Gimpo Intl Airport to United Kingdom

Our best Air China deals on Seoul Gimpo Intl Airport to United Kingdom flight tickets
Air China
3 Mar
GMP14:25Seoul Gimpo Intl
34h 30m
1 stop
LHR15:55London Heathrow
6 Mar
LHR20:25London Heathrow
31h 40m
1 stop
GMP13:05Seoul Gimpo Intl
£491
Air China
6 Mar
GMP14:25Seoul Gimpo Intl
34h 30m
1 stop
LHR15:55London Heathrow
11 Mar
LHR20:25London Heathrow
31h 40m
1 stop
GMP13:05Seoul Gimpo Intl
£494
Air China
12 Mar
GMP14:25Seoul Gimpo Intl
34h 30m
1 stop
LHR15:55London Heathrow
16 Mar
LHR17:40London Heathrow
34h 25m
1 stop
GMP13:05Seoul Gimpo Intl
£494

momondo Fare Finder

 
Customise your flight search to find flights from Seoul Gimpo Intl Airport 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 2 February 2026.
Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Wed 4/3

13:30-17:55

1 stop37h 25m

London Heathrow

Mon 9/3

21:30-12:25

1 stop29h 55m

£374

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Tue 2/6

13:25-18:05

1 stop36h 40m

London Heathrow

Mon 15/6

21:00-12:25

1 stop31h 25m

£383

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Fri 3/4

13:25-18:05

1 stop36h 40m

London Heathrow

Wed 8/4

21:00-12:25

1 stop31h 25m

£385

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Sat 6/6

13:25-18:05

1 stop36h 40m

London Heathrow

Sat 13/6

21:00-12:25

1 stop31h 25m

£386

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Wed 4/3

20:50-14:00

1 stop26h 10m

London Gatwick

Wed 18/3

10:30-19:50

1 stop24h 20m

£391

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Wed 4/3

20:50-14:00

1 stop26h 10m

London Gatwick

Sun 8/3

17:00-19:50

1 stop17h 50m

£397

SeoulManchester

GMP - MAN

GMPMAN

Seoul Gimpo Intl

Thu 7/5

15:00-06:45

1 stop23h 45m

Manchester

Wed 13/5

12:15-20:10

1 stop23h 55m

£558

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Sat 4/4

14:50-16:00

2 stops33h 10m

London Gatwick

Thu 9/4

12:35-13:05

1 stop16h 30m

£572

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Thu 11/6

14:25-06:35

1 stop24h 10m

London Gatwick

Sat 20/6

12:35-13:05

1 stop16h 30m

£605

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Fri 3/4

14:25-06:35

1 stop24h 10m

London Gatwick

Mon 20/4

12:35-13:05

1 stop16h 30m

£607

Flights are sorted by cheapest return flights first.

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

How to get the cheapest flight ticket from Seoul Gimpo Intl Airport 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

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

You could potentially save up to 51% on your flight if you consider stops on a Seoul Gimpo Intl Airport to United Kingdom flight.

Cheap Seoul Gimpo Intl Airport to United Kingdom flight deals and tips

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

Fastest flight time

18h 40m

Direct flights

None
The fastest flight from Seoul Gimpo Intl Airport to United Kingdom takes 18h 40m
There are no direct flights from Seoul Gimpo Intl Airport to United Kingdom. There are no popular flight routes from Seoul Gimpo Intl Airport to United Kingdom.
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  • When did momondo last update prices for flights from Seoul Gimpo Intl Airport to United Kingdom?

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seoul Gimpo Intl Airport to United Kingdom.

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

    The required travel and health documents for your United Kingdom trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at United Kingdom. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seoul to United Kingdom. momondo saves you time and could save you money on your trip.

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

Flights from Seoul to United Kingdom with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to United Kingdom from Seoul.

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

If you are simply researching potential flights to United Kingdom, momondo offers a useful price alert feature which will track prices for flights to United Kingdom from Seoul and alert you when they change.

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