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Cheap flights from London to Seoul from £224

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Seoul departing on 13/11. 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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China Eastern Logo
21:00 - 11:00LHR-GMP
29h 00m1 stop
China Eastern Logo
20:50 - 17:30GMP-LHR
29h 40m1 stop
£340China Eastern
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Mon, 10 Nov - Thu, 4 Dec
China Eastern Logo
21:00 - 11:00LHR-GMP
29h 00m1 stop
China Eastern Logo
20:50 - 17:30GMP-LHR
29h 40m1 stop
£343China Eastern
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Wed, 12 Nov - Wed, 19 Nov
China Southern Logo
21:30 - 12:25LHR-GMP
29h 55m1 stop
China Southern Logo
13:30 - 17:55GMP-LHR
37h 25m1 stop
£360China Southern
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Sat, 15 Nov - Wed, 26 Nov
China Southern Logo
21:30 - 12:25LHR-GMP
29h 55m1 stop
China Southern Logo
13:30 - 17:55GMP-LHR
37h 25m1 stop
£362China Southern
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Mon, 10 Nov - Wed, 3 Dec
Air China Logo
20:25 - 13:05LHR-GMP
31h 40m1 stop
Air China Logo
14:25 - 15:55GMP-LHR
34h 30m1 stop
£377Air China
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Sun, 16 Nov - Sun, 23 Nov
Multiple Airlines Logo
10:30 - 19:50LGW-GMP
24h 20m1 stop
Multiple Airlines Logo
20:50 - 06:30GMP-LGW
18h 40m1 stop
£377Multiple Airlines
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Thu, 13 Nov - Mon, 8 Dec
Air China Logo
17:40 - 13:05LHR-GMP
34h 25m1 stop
Air China Logo
14:25 - 17:50GMP-LHR
36h 25m1 stop
£377Air China
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Thu, 27 Nov - Mon, 1 Dec
Multiple Airlines Logo
10:30 - 19:50LGW-GMP
24h 20m1 stop
Multiple Airlines Logo
20:50 - 14:00GMP-LGW
26h 10m1 stop
£379Multiple Airlines
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Wed, 3 Dec - Sun, 18 Jan
ANA Logo
09:50 - 22:30LCY-GMP
27h 40m2 stops
ANA Logo
12:25 - 09:15GMP-LCY
29h 50m2 stops
£3,398ANA
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Mon, 29 Dec - Tue, 13 Jan
ANA Logo
17:15 - 18:35LCY-GMP
40h 20m2 stops
ANA Logo
12:25 - 09:15GMP-LCY
53h 50m2 stops
£3,804ANA
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Thu, 13 Nov - Sat, 22 Nov

China Eastern flights from London to Seoul Gimpo Intl Airport

Our best China Eastern deals on London to Seoul Gimpo Intl Airport flight tickets
China Eastern
10 Nov
LHR21:00London Heathrow
29h 00m
1 stop
GMP11:00Seoul Gimpo Intl
4 Dec
GMP20:50Seoul Gimpo Intl
29h 40m
1 stop
LHR17:30London Heathrow
£340
Find similar
China Eastern
12 Nov
LHR21:00London Heathrow
29h 00m
1 stop
GMP11:00Seoul Gimpo Intl
19 Nov
GMP20:50Seoul Gimpo Intl
29h 40m
1 stop
LHR17:30London Heathrow
£343
Find similar
China Eastern
24 Nov
LGW10:30London Gatwick
24h 20m
1 stop
GMP19:50Seoul Gimpo Intl
3 Dec
GMP20:50Seoul Gimpo Intl
18h 40m
1 stop
LGW06:30London Gatwick
£359
Find similar

China Southern flights from London to Seoul Gimpo Intl Airport

Our best China Southern deals on London to Seoul Gimpo Intl Airport flight tickets
China Southern
15 Nov
LHR21:30London Heathrow
29h 55m
1 stop
GMP12:25Seoul Gimpo Intl
26 Nov
GMP13:30Seoul Gimpo Intl
37h 25m
1 stop
LHR17:55London Heathrow
£360
Find similar
China Southern
10 Nov
LHR21:30London Heathrow
29h 55m
1 stop
GMP12:25Seoul Gimpo Intl
3 Dec
GMP13:30Seoul Gimpo Intl
37h 25m
1 stop
LHR17:55London Heathrow
£362
Find similar
China Southern
27 Nov
LHR21:30London Heathrow
29h 55m
1 stop
GMP12:25Seoul Gimpo Intl
4 Dec
GMP13:30Seoul Gimpo Intl
37h 25m
1 stop
LHR17:55London Heathrow
£371
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London to Seoul Gimpo Intl Airport 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 30 October 2025.
Use the filters below to find and compare flights from London to Seoul Gimpo Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Mon 10/11

21:00-11:00

1 stop29h 00m

Seoul Gimpo Intl

Thu 4/12

20:50-17:30

1 stop29h 40m

£340

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Wed 12/11

21:00-11:00

1 stop29h 00m

Seoul Gimpo Intl

Wed 19/11

20:50-17:30

1 stop29h 40m

£343

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Sat 15/11

21:30-12:25

1 stop29h 55m

Seoul Gimpo Intl

Wed 26/11

13:30-17:55

1 stop37h 25m

£360

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Mon 10/11

21:30-12:25

1 stop29h 55m

Seoul Gimpo Intl

Wed 3/12

13:30-17:55

1 stop37h 25m

£362

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Sun 16/11

20:25-13:05

1 stop31h 40m

Seoul Gimpo Intl

Sun 23/11

14:25-15:55

1 stop34h 30m

£377

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Thu 13/11

10:30-19:50

1 stop24h 20m

Seoul Gimpo Intl

Mon 8/12

20:50-06:30

1 stop18h 40m

£377

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Thu 27/11

17:40-13:05

1 stop34h 25m

Seoul Gimpo Intl

Mon 1/12

14:25-17:50

1 stop36h 25m

£377

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Wed 3/12

10:30-19:50

1 stop24h 20m

Seoul Gimpo Intl

Sun 18/1

20:50-14:00

1 stop26h 10m

£379

LondonSeoul

LCY - GMP

LCYGMP

London City

Mon 29/12

09:50-22:30

2 stops27h 40m

Seoul Gimpo Intl

Tue 13/1

12:25-09:15

2 stops29h 50m

£3,398

LondonSeoul

LCY - GMP

LCYGMP

London City

Thu 13/11

17:15-18:35

2 stops40h 20m

Seoul Gimpo Intl

Sat 22/11

12:25-09:15

2 stops53h 50m

£3,804

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 Seoul from

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

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 day to depart on your flight to Seoul Gimpo Intl Airport?

According to our data, Thursday is the cheapest day to fly to Seoul Gimpo Intl Airport from London. The lowest ticket price found for a Thursday departure recently was £500. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from London to Seoul Gimpo Intl Airport on a Monday will generally be more expensive and average around £669. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Seoul Gimpo Intl Airport?

Our data shows that the cheapest London to Seoul Gimpo Intl Airport flights are usually those with departure times in the evening. Our users have found flights to Seoul Gimpo Intl Airport in the evening for as low as £500. In the morning is when there is more demand to fly to Seoul Gimpo Intl Airport, so prices are often more expensive at around £610 per ticket.

When to book flights from London to Seoul Gimpo Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London to Seoul Gimpo Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to Seoul Gimpo Intl Airport (LON to GMP) flight deals and tips

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

Direct flights

None
There are no direct flights from London to Seoul Gimpo Intl Airport. There are no popular flight routes from London to Seoul Gimpo Intl Airport.
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  • How far is London to Seoul Gimpo Intl by plane?

    A flight from London to Seoul Gimpo Intl will travel around 5495.4 mi. Flights usually cover this in 16h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London to Seoul Gimpo Intl Airport?

    Prices for flights from London to Seoul Gimpo Intl Airport refresh daily.

  • How many operators does momondo search for flights from London to Seoul Gimpo Intl Airport?

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

    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 London to Seoul Gimpo Intl Airport.

  • What documentation or ID do you need to fly to Seoul Gimpo Intl Airport?

    The necessary travel and health documents for your Seoul Gimpo Intl Airport 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 airline from London to Seoul Gimpo Intl Airport?

Best airlines flying from London to Seoul Gimpo Intl Airport

Compare and see reviews for airlines that fly from London to Seoul Gimpo Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
China SouthernPriceFrom £335Free CancellationRating
7.4
117 reviews
Search China Southern flights
Air ChinaPriceFrom £361Free CancellationRating
7.2
117 reviews
Search Air China flights
Japan AirlinesPriceFrom £1,001Free CancellationRating
8.3
1,595 reviews
Search Japan Airlines flights

Why use momondo?

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

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

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

Yes. All flights to Seoul from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Seoul?

momondo provides multiple filters to help you find the best flight to Seoul from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

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