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Cheap flights from London to Seoul from £250

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 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
China Southern Logo
21:00 - 12:25
LHR
-
GMP
31h 25m
1 stop
China Southern Logo
13:30 - 18:05
GMP
-
LHR
36h 35m
1 stop
£395China Southern
Mo, 11 Mai - Do, 21 Mai
China Southern Logo
21:00 - 12:25
LHR
-
GMP
31h 25m
1 stop
China Southern Logo
13:30 - 18:05
GMP
-
LHR
36h 35m
1 stop
£404China Southern
Mo, 11 Mai - So, 17 Mai
China Southern Logo
21:00 - 12:25
LHR
-
GMP
31h 25m
1 stop
China Southern Logo
13:30 - 18:05
GMP
-
LHR
36h 35m
1 stop
£406China Southern
Mi, 13 Mai - Mo, 18 Mai
China Southern Logo
21:00 - 12:25
LHR
-
GMP
31h 25m
1 stop
China Southern Logo
13:30 - 18:05
GMP
-
LHR
36h 35m
1 stop
£407China Southern
Mi, 13 Mai - Mi, 20 Mai
Air China Logo
12:35 - 13:05
LGW
-
GMP
16h 30m
1 stop
Air China Logo
14:25 - 06:35
GMP
-
LGW
24h 10m
1 stop
£413Air China
Mi, 22 Apr - Mi, 13 Mai
Air China Logo
12:35 - 13:05
LGW
-
GMP
16h 30m
1 stop
Air China Logo
14:25 - 06:35
GMP
-
LGW
24h 10m
1 stop
£419Air China
Mi, 3 Jun - Do, 11 Jun
Multiple Airlines Logo
12:10 - 15:00
LCY
-
GMP
18h 50m
2 stops
Multiple Airlines Logo
19:25 - 19:45
GMP
-
LCY
32h 20m
3 stops
£807Multiple Airlines
Sa, 23 Mai - Mo, 1 Jun
Multiple Airlines Logo
12:10 - 15:00
LCY
-
GMP
18h 50m
2 stops
Multiple Airlines Logo
19:25 - 18:30
GMP
-
LCY
31h 05m
3 stops
£871Multiple Airlines
Sa, 23 Mai - Mo, 1 Jun
ANA Logo
09:15 - 22:20
LCY
-
GMP
29h 05m
2 stops
ANA Logo
07:40 - 08:40
GMP
-
LCY
33h 00m
2 stops
£1,873ANA
Di, 2 Jun - Mi, 10 Jun
ANA Logo
09:15 - 22:20
LCY
-
GMP
29h 05m
2 stops
ANA Logo
07:40 - 08:40
GMP
-
LCY
33h 00m
2 stops
£1,946ANA
Di, 9 Jun - Do, 18 Jun

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
11 May
LHR21:00London Heathrow
31h 25m
1 stop
GMP12:25Seoul Gimpo Intl
21 May
GMP13:30Seoul Gimpo Intl
36h 35m
1 stop
LHR18:05London Heathrow
£395
China Southern
11 May
LHR21:00London Heathrow
31h 25m
1 stop
GMP12:25Seoul Gimpo Intl
17 May
GMP13:30Seoul Gimpo Intl
36h 35m
1 stop
LHR18:05London Heathrow
£404
China Southern
13 May
LHR21:00London Heathrow
31h 25m
1 stop
GMP12:25Seoul Gimpo Intl
17 May
GMP13:30Seoul Gimpo Intl
36h 35m
1 stop
LHR18:05London Heathrow
£406

Air China flights from London to Seoul Gimpo Intl Airport

Our best Air China deals on London to Seoul Gimpo Intl Airport flight tickets
Air China
22 Apr
LGW12:35London Gatwick
16h 30m
1 stop
GMP13:05Seoul Gimpo Intl
13 May
GMP14:25Seoul Gimpo Intl
24h 10m
1 stop
LGW06:35London Gatwick
£413
Air China
3 Jun
LGW12:35London Gatwick
16h 30m
1 stop
GMP13:05Seoul Gimpo Intl
11 Jun
GMP14:25Seoul Gimpo Intl
24h 10m
1 stop
LGW06:35London Gatwick
£419
Air China
22 Apr
LGW12:35London Gatwick
16h 30m
1 stop
GMP13:05Seoul Gimpo Intl
7 May
GMP14:25Seoul Gimpo Intl
24h 10m
1 stop
LGW06:35London Gatwick
£426

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 12 März 2026.
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

Cheapest return flight

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Mo 11/5

21:00-12:25

1 stop31h 25m

Seoul Gimpo Intl

Do 21/5

13:30-18:05

1 stop36h 35m

£395

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Mo 11/5

21:00-12:25

1 stop31h 25m

Seoul Gimpo Intl

So 17/5

13:30-18:05

1 stop36h 35m

£404

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Mi 13/5

21:00-12:25

1 stop31h 25m

Seoul Gimpo Intl

Mo 18/5

13:30-18:05

1 stop36h 35m

£406

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Mi 13/5

21:00-12:25

1 stop31h 25m

Seoul Gimpo Intl

Mi 20/5

13:30-18:05

1 stop36h 35m

£407
Fastest return journey

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mi 22/4

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Mi 13/5

14:25-06:35

1 stop24h 10m

£413

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mi 3/6

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Do 11/6

14:25-06:35

1 stop24h 10m

£419

LondonSeoul

LCY - GMP

LCYGMP

London City

Sa 23/5

12:10-15:00

2 stops18h 50m

Seoul Gimpo Intl

Mo 1/6

19:25-19:45

3 stops32h 20m

£807

LondonSeoul

LCY - GMP

LCYGMP

London City

Sa 23/5

12:10-15:00

2 stops18h 50m

Seoul Gimpo Intl

Mo 1/6

19:25-18:30

3 stops31h 05m

£871

LondonSeoul

LCY - GMP

LCYGMP

London City

Di 2/6

09:15-22:20

2 stops29h 05m

Seoul Gimpo Intl

Mi 10/6

07:40-08:40

2 stops33h 00m

£1,873

LondonSeoul

LCY - GMP

LCYGMP

London City

Di 9/6

09:15-22:20

2 stops29h 05m

Seoul Gimpo Intl

Do 18/6

07:40-08:40

2 stops33h 00m

£1,946

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 airline that flies from London to Seoul Gimpo Intl?

Air China, China Eastern, and China Airlines are the most popular carriers operating from London to Seoul Gimpo Intl

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

Fastest flight time

13h 30m

Direct flights

None
The fastest flight from London to Seoul Gimpo Intl Airport takes 13h 30m
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.
Search flight deals

  • 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 13h 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 £337Free CancellationRating
7.4
142 reviews
Search China Southern flights
Japan AirlinesPriceFrom £986Free CancellationRating
8.3
1,730 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.

An easier way to manage your Seoul Gimpo Intl Airport trip

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