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Cheap flights from London to Seoul Gimpo Intl Airport from £296

LON — GMP
28 Sep — 5 Oct1
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

Wed 2/906:55 -
2 stops28h 55m
Wed 9/912:00 -
3 stops34h 45m
Deal found 28/8£490
Fri 4/911:35 -
1 stop24h 15m
Sun 6/912:00 -
1 stop35h 00m
Deal found 24/8£492
Sat 12/921:00 -
1 stop31h 25m
Wed 14/1013:30 -
1 stop36h 35m
Deal found 28/8£494
Mon 26/1021:30 -
1 stop29h 55m
Thu 5/1113:30 -
1 stop37h 25m
Deal found 28/8£497
Tue 29/921:20 -
1 stop29h 40m
Tue 13/1020:50 -
1 stop29h 50m
Deal found 24/8£503
Wed 21/1021:00 -
1 stop31h 25m
Wed 11/1113:30 -
1 stop37h 25m
Deal found 24/8£506
Mon 12/1021:00 -
1 stop31h 25m
Mon 19/1013:30 -
1 stop36h 35m
Deal found 27/8£507
Wed 14/1021:00 -
1 stop31h 25m
Tue 20/1013:30 -
1 stop36h 35m
Deal found 26/8£508
Tue 22/921:00 -
1 stop31h 25m
Mon 12/1013:30 -
1 stop36h 35m
Deal found 28/8£510
Tue 13/1021:00 -
1 stop31h 25m
Wed 4/1113:30 -
1 stop37h 25m
Deal found 24/8£511
Mon 23/1117:00 -
1 stop17h 50m
Sun 29/1120:50 -
1 stop26h 10m
Deal found 26/8£520
Mon 28/911:35 -
1 stop24h 15m
Wed 14/1020:50 -
1 stop26h 10m
Deal found 25/8£522

Find flight deals from London to Gimpo Intl

Round-trip from

£494

One-way from

£296

Popular in

August

Cheapest in

March

Average price

£1,587
China Southern
  • China Southern
  • 12/9-14/10
  • 2 total stops
  • 68h 00m total
  • London to Seoul
Search Deals
4/9
  • 4/9
  • 2 total stops
  • 21h 55m total
  • London to Seoul
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£178 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 12% potential price decrease (£66 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
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 16/11

10:30-19:50

1 stop24h 20m

Seoul Gimpo Intl

Sun 22/11

20:50-14:00

1 stop26h 10m

£537

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Mon 16/11

11:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sat 21/11

14:25-06:20

1 stop24h 55m

£604

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Fri 11/9

11:35-19:50

1 stop24h 15m

Seoul Gimpo Intl

Sun 13/9

20:50-19:10

1 stop30h 20m

£657
Fastest return journey

LondonSeoul

LHR London Heathrow - GMP Seoul Gimpo Intl

LHRGMP

London Heathrow

Mon 9/11

08:45-13:00

2 stops19h 15m

Seoul Gimpo Intl

Fri 20/11

08:35-21:00

2 stops21h 25m

£684

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Wed 28/10

10:30-19:50

1 stop24h 20m

Seoul Gimpo Intl

Mon 9/11

12:00-06:30

1 stop27h 30m

£710

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Wed 4/11

17:00-19:25

2 stops17h 25m

Seoul Gimpo Intl

Sun 22/11

14:25-06:20

1 stop24h 55m

£798

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Wed 21/10

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sun 1/11

14:25-06:20

1 stop24h 55m

£813

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Tue 8/9

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Tue 22/9

14:25-18:05

1 stop35h 40m

£835

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Mon 14/9

12:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sat 26/9

14:25-06:35

1 stop24h 10m

£902

LondonSeoul

LGW London Gatwick - GMP Seoul Gimpo Intl

LGWGMP

London Gatwick

Wed 17/2

11:35-13:05

1 stop16h 30m

Seoul Gimpo Intl

Sun 28/2

14:25-06:20

1 stop24h 55m

£903

Flights are sorted by cheapest return flights first.

Deals found on 28/8

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

Cheapflights Insights

Everything you need to know about your flight from London to Seoul Gimpo Intl Airport

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

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?

Beijing (PEK) is the most affordable one-stop option, with an average return flight price of £386.

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

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

Reviews of airlines servicing Gimpo Intl

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
163 reviews
Check prices

Overall

7.4

Entertainment

6.5

Comfort

7.2

Crew

8.0

Boarding

7.8

Food

7.2

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
163 reviews
Air China
7.4
Good
163 reviews
Check prices

Overall

7.4

Entertainment

6.5

Comfort

7.2

Crew

8.0

Boarding

7.8

Food

7.2

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

  • 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.

See more FAQs

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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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