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Cheap flights from London to Seoul Gimpo Intl Airport from £338

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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — GMP
1 Jul — 8 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Gimpo Intl

Enter your travel dates to find the best prices.

Cheapest flights from London to Gimpo Intl
Explore the most affordable flight options available from London to Gimpo Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 June 2026.

Sun 7/606:10
LGW
-
GMP
3 stops29h 40m
Multiple Airlines
Tue 23/612:00
GMP
-
LGW
3 stops39h 25m
Multiple Airlines
Deal found 29/5£534
Wed 18/1121:30
LHR
-
GMP
1 stop29h 55m
China Southern
Wed 2/1213:30
GMP
-
LHR
1 stop37h 25m
China Southern
Deal found 28/5£539
Thu 12/1121:30
LHR
-
GMP
1 stop29h 55m
China Southern
Thu 19/1113:30
GMP
-
LHR
1 stop37h 25m
China Southern
Deal found 31/5£540
Sat 21/1121:30
LHR
-
GMP
1 stop29h 55m
China Southern
Thu 3/1213:30
GMP
-
LHR
1 stop37h 25m
China Southern
Deal found 1/6£542
Tue 15/921:00
LHR
-
GMP
1 stop31h 25m
China Southern
Thu 15/1013:30
GMP
-
LHR
1 stop36h 35m
China Southern
Deal found 29/5£555
Tue 29/918:00
LGW
-
GMP
1 stop17h 50m
Multiple Airlines
Sun 11/1020:50
GMP
-
LGW
1 stop26h 10m
Multiple Airlines
Deal found 28/5£557
Tue 10/1121:30
LHR
-
GMP
1 stop29h 55m
China Southern
Wed 25/1113:30
GMP
-
LHR
1 stop37h 25m
China Southern
Deal found 30/5£572
Sat 19/921:00
LHR
-
GMP
1 stop31h 25m
China Southern
Sat 10/1013:30
GMP
-
LHR
1 stop36h 35m
China Southern
Deal found 1/6£576
Tue 10/1121:30
LHR
-
GMP
1 stop29h 55m
China Southern
Wed 18/1113:30
GMP
-
LHR
1 stop37h 25m
China Southern
Deal found 28/5£583
Thu 5/1121:30
LHR
-
GMP
1 stop29h 55m
China Southern
Thu 12/1113:30
GMP
-
LHR
1 stop37h 25m
China Southern
Deal found 1/6£605
Thu 11/615:25
LGW
-
GMP
2 stops35h 35m
Multiple Airlines
Tue 23/612:00
GMP
-
LGW
2 stops31h 25m
Multiple Airlines
Deal found 28/5£609
Sat 19/918:00
LGW
-
GMP
1 stop17h 50m
Multiple Airlines
Sat 10/1020:50
GMP
-
LGW
1 stop26h 10m
Multiple Airlines
Deal found 1/6£612

Find flight deals from London to Gimpo Intl

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Gimpo Intl (GMP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 1 June 2026.

Round-trip from

£539

One-way from

£338

Popular in

August

Cheapest in

March

Average price

£658
China Southern
  • China Southern
  • 18/11-2/12
  • 2 total stops
  • 67h 20m total
  • London to Seoul
Search Deals
7/6
  • 7/6
  • 3 total stops
  • 29h 40m total
  • London to Seoul
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£104 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£49 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Gimpo Intl 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 1 June 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

LGW - GMP

LGWGMP

London Gatwick

Mon 29/6

11:35-19:50

1 stop24h 15m

Seoul Gimpo Intl

Mon 10/8

20:50-15:00

1 stop26h 10m

£772

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Sun 28/6

11:35-19:50

1 stop24h 15m

Seoul Gimpo Intl

Mon 10/8

20:50-15:00

1 stop26h 10m

£772

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Wed 24/6

11:35-19:50

1 stop24h 15m

Seoul Gimpo Intl

Wed 8/7

12:00-06:40

1 stop26h 40m

£784

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Sun 21/6

11:35-19:50

1 stop24h 15m

Seoul Gimpo Intl

Wed 8/7

12:00-06:40

1 stop26h 40m

£784

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Sat 27/6

11:35-19:50

1 stop24h 15m

Seoul Gimpo Intl

Mon 10/8

20:50-15:00

1 stop26h 10m

£822

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Sun 28/6

11:35-19:50

1 stop24h 15m

Seoul Gimpo Intl

Fri 24/7

20:50-15:00

1 stop26h 10m

£822

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Sat 13/6

18:00-11:00

1 stop33h 00m

Seoul Gimpo Intl

Sat 20/6

20:50-15:00

1 stop26h 10m

£846

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Fri 3/7

11:35-19:50

1 stop24h 15m

Seoul Gimpo Intl

Mon 10/8

20:50-15:00

1 stop26h 10m

£917

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Tue 30/6

11:35-19:50

1 stop24h 15m

Seoul Gimpo Intl

Thu 23/7

20:50-15:00

1 stop26h 10m

£917

LondonSeoul

LGW - GMP

LGWGMP

London Gatwick

Mon 29/6

11:35-19:50

1 stop24h 15m

Seoul Gimpo Intl

Tue 21/7

20:50-15:00

1 stop26h 10m

£917

Flights are sorted by cheapest return flights first.

Deals found on 28/5

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from London to Gimpo Intl

Have a flexible travel schedule? Discover the best time to fly to Gimpo Intl from London 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 London to Seoul Gimpo Intl Airport

What is the cheapest month to book a flight from London to Seoul Gimpo Intl Airport?

Currently, December is the cheapest month in which you can book a flight from London to Seoul Gimpo Intl Airport (average of £331). Flying from London to Seoul Gimpo Intl Airport in July is currently the most expensive (average of £1,054). 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.

How much does it cost for a return flight from London to Seoul Gimpo Intl Airport?

What’s the top stopover airport for flights from London to Seoul Gimpo Intl Airport?

Share of one-stop return flights from London to Seoul Gimpo Intl Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Beijing (PEK) – chosen by Cheapflights users on 69% of one-stop itineraries from London to Seoul Gimpo Intl Airport on Cheapflights.

What’s the cheapest stopover airport for flights from London to Seoul Gimpo Intl Airport?

Average return fare for one-stop flights from London to Seoul Gimpo Intl Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Beijing (PEK) is the most affordable one-stop option, with an average return flight price of £478.

What’s the fastest stopover option from London to Seoul Gimpo Intl Airport?

Shortest average travel time for one-stop one-way flights from London to Seoul Gimpo Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Warsaw (WAW) have the shortest average one-way travel time for one-stop routes: 15h 55m.

Which airport typically offers the quickest stopover for flights from London to Seoul Gimpo Intl Airport?

Average stopover duration for one-stop one-way flights from London to Seoul Gimpo Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Warsaw (WAW) offer the fastest connection on this route, with an average stopover time of 1h 48m.

How often are flights from London to Seoul delayed?

About 0% of weekly flights between London and Seoul have experienced delays in the past year, with the average delay time being 0 minutes.

What is the most punctual flight time for London to Seoul flights?

Historically, flights departing in the early afternoon 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?

Saturday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Reviews of airlines servicing Gimpo Intl

Get insights into the airlines that provide service to Gimpo Intl. 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 Gimpo Intl. Reviews last updated 1 June 2026.
See what other customers who have flown with Air China from London to Seoul Gimpo Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air China
7.3
Good
154 reviews
Check prices

Boarding

7.7

Comfort

7.1

Food

7.1

Overall

7.3

Crew

7.9

Entertainment

6.4

Reviews

1 / 7
2.0
Mediocre

guoliang,May 2026

PEK - LAX

Kayak does not have service in china thus no reminder email or even access to the kayak account to see the itinerary.. missed the flight.. also air china app requires a local phone number to register.. yep.. they consider themself international airliner but does not allow anyone outside china to use the app.
Air China
7.3
Good
154 reviews
Air China
7.3
Good
154 reviews
Check prices

Boarding

7.7

Comfort

7.1

Food

7.1

Overall

7.3

Crew

7.9

Entertainment

6.4

Reviews

1 / 7
2.0
Mediocre

guoliang,May 2026

PEK - LAX

Kayak does not have service in china thus no reminder email or even access to the kayak account to see the itinerary.. missed the flight.. also air china app requires a local phone number to register.. yep.. they consider themself international airliner but does not allow anyone outside china to use the app.

Related info for your journey

Find useful and relevant information for your journey from London to Gimpo Intl. 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 London to Seoul Gimpo Intl Airport?

    Departing from London to Seoul Gimpo Intl Airport will take you 24h 15m. The distance between London and Seoul Gimpo Intl Airport is about 5515 mi. This flight may include one or multiple stops.

  • What are the most popular routes from London to Seoul Gimpo Intl Airport?

    Most travelers choose London Heathrow - Seoul Gimpo Intl, London Gatwick - Seoul Gimpo Intl or London City - Seoul Gimpo Intl when deciding on the best route from London to Seoul Gimpo Intl Airport.

  • Can I find deals for flights from London to Gimpo Intl that include hotel bookings?

    Yes. In addition to deals on London to Gimpo Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Gimpo Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Gimpo Intl.

  • Can I find deals for business class flights from London to Gimpo Intl?

    Yes. Cheapflights offers flight deals from London to Gimpo Intl 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 London to Seoul Gimpo Intl Airport?

    Currently, December is the cheapest month in which you can book a flight from London to Seoul Gimpo Intl Airport (average of £331). Flying from London to Seoul Gimpo Intl Airport in July is currently the most expensive (average of £1,054). 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

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Why should you use Cheapflights to find cheap flight tickets from London to Gimpo Intl?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Gimpo Intl from London.

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Yes! Cheapflights helps users easily find flights from London to Gimpo Intl with no change fees.

Can Cheapflights notify me if prices for flights from London to Gimpo Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Gimpo Intl from London today and book when prices fit your budget.

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