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Cheap flights from London to Seoul Gimpo Intl Airport from £308

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 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — GMP
12 Sep — 19 Sep1
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 13 August 2026.

Thu 27/818:00 -
1 stop17h 50m
Thu 10/920:50 -
1 stop30h 20m
Deal found 11/8£523
Tue 8/922:40 -
1 stop30h 25m
Tue 15/914:25 -
1 stop35h 15m
Deal found 11/8£525
Thu 1/1021:00 -
1 stop31h 25m
Wed 14/1013:30 -
1 stop36h 35m
Deal found 10/8£532
Wed 2/921:00 -
1 stop31h 25m
Wed 9/913:30 -
1 stop36h 35m
Deal found 9/8£532
Wed 11/1111:35 -
1 stop16h 30m
Thu 26/1114:25 -
1 stop24h 55m
Deal found 11/8£533
Thu 24/921:00 -
1 stop31h 25m
Thu 1/1013:30 -
1 stop36h 35m
Deal found 10/8£535
Fri 2/1021:00 -
1 stop31h 25m
Sat 17/1013:30 -
1 stop36h 35m
Deal found 11/8£537
Thu 1/1021:00 -
1 stop31h 25m
Sat 17/1013:30 -
1 stop36h 35m
Deal found 11/8£539
Sun 11/1021:00 -
1 stop31h 25m
Tue 20/1013:30 -
1 stop36h 35m
Deal found 10/8£543
Mon 31/821:00 -
1 stop31h 25m
Mon 14/913:30 -
1 stop36h 35m
Deal found 10/8£543
Tue 1/921:00 -
1 stop31h 25m
Wed 9/913:30 -
1 stop36h 35m
Deal found 11/8£544
Mon 28/911:35 -
1 stop24h 15m
Wed 14/1020:50 -
1 stop26h 10m
Deal found 10/8£545

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 13 August 2026.

Round-trip from

£523

One-way from

£308

Popular in

August

Cheapest in

March

Average price

£1,595
China Eastern
  • China Eastern
  • 27/8-10/9
  • 2 total stops
  • 48h 10m total
  • London to Seoul
Search Deals
Air China
  • Air China
  • 17/9
  • 1 total stop
  • 16h 30m total
  • London to Seoul
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£179 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 12% potential price decrease (£67 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 13 August 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 London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Mon 26/10

11:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sun 8/11

14:25-06:20

1 stop24h 55m

£620

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Mon 2/11

11:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sun 8/11

14:25-06:20

1 stop24h 55m

£620

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Tue 25/8

22:00-11:00

1 stop29h 00m

Seoul Gimpo Intl

Tue 1/9

20:50-15:00

1 stop26h 10m

£666

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Wed 14/10

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sun 18/10

14:25-06:45

1 stop24h 20m

£766

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Wed 27/1

11:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sat 6/2

14:25-05:40

1 stop24h 15m

£809

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Mon 7/9

18:00-19:50

1 stop17h 50m

Seoul Gimpo Intl

Wed 23/9

20:50-15:00

1 stop26h 10m

£872

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Wed 28/10

11:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sun 8/11

14:25-06:20

1 stop24h 55m

£889

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Sat 3/10

12:35-20:10

1 stop23h 35m

Seoul Gimpo Intl

Sun 18/10

14:25-06:45

1 stop24h 20m

£928

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Fri 30/10

11:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sat 7/11

14:25-06:20

1 stop24h 55m

£976

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Wed 2/12

11:05-13:05

2 stops41h 00m

Seoul Gimpo Intl

Sun 6/12

14:25-06:55

2 stops49h 30m

£1,023

Flights are sorted by cheapest return flights first.

Deals found on 8/8

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, March is the cheapest month in which you can book a flight from London to Seoul Gimpo Intl Airport (average of £379). Flying from London to Seoul Gimpo Intl Airport in August is currently the most expensive (average of £1,089). 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.

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 74% 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 £388.

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 Shanghai (PVG) have the shortest average one-way travel time for one-stop routes: 16h 20m.

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 Abu Dhabi (AUH) offer the fastest connection on this route, with an average stopover time of 2h 08m.

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 13 August 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
7.4
Good
160 reviews
Check prices

Boarding

7.8

Crew

8.0

Food

7.2

Comfort

7.2

Entertainment

6.5

Overall

7.4

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
7.4
Good
160 reviews
Air China
7.4
Good
160 reviews
Check prices

Boarding

7.8

Crew

8.0

Food

7.2

Comfort

7.2

Entertainment

6.5

Overall

7.4

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 16h 30m. 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, March is the cheapest month in which you can book a flight from London to Seoul Gimpo Intl Airport (average of £379). Flying from London to Seoul Gimpo Intl Airport in August is currently the most expensive (average of £1,089). 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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