Find flights
When to book
FAQs

Cheap flights from Seoul Gimpo Intl Airport to London from £140

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 24/3. Fares are subject to change and may not be available on all flights or dates of travel.
GMP — LON
2 Apr — 9 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gimpo Intl to London

Enter your travel dates to find the best prices.

Cheapest flights from Gimpo Intl to London
Explore the most affordable flight options available from Gimpo Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 March 2026.

Tue 2/613:30
GMP
-
LHR
1 stop36h 35m
China Southern
Mon 15/621:00
LHR
-
GMP
1 stop31h 25m
China Southern
Deal found 3/3£387
Tue 2/613:30
GMP
-
LHR
1 stop36h 35m
China Southern
Tue 9/621:00
LHR
-
GMP
1 stop31h 25m
China Southern
Deal found 27/2£389
Sat 16/513:30
GMP
-
LHR
1 stop36h 35m
China Southern
Sat 30/521:00
LHR
-
GMP
1 stop31h 25m
China Southern
Deal found 2/3£389
Sat 6/613:30
GMP
-
LHR
1 stop36h 35m
China Southern
Sat 13/621:00
LHR
-
GMP
1 stop31h 25m
China Southern
Deal found 2/3£391
Wed 3/613:30
GMP
-
LHR
1 stop36h 35m
China Southern
Sun 14/621:00
LHR
-
GMP
1 stop31h 25m
China Southern
Deal found 27/2£392
Wed 1/413:30
GMP
-
LHR
1 stop36h 35m
China Southern
Sat 25/421:00
LHR
-
GMP
1 stop31h 25m
China Southern
Deal found 3/3£399
Wed 3/613:30
GMP
-
LHR
1 stop36h 35m
China Southern
Wed 10/621:00
LHR
-
GMP
1 stop31h 25m
China Southern
Deal found 2/3£400
Wed 1/413:30
GMP
-
LHR
1 stop36h 35m
China Southern
Wed 8/421:00
LHR
-
GMP
1 stop31h 25m
China Southern
Deal found 28/2£401
Sat 7/312:00
GMP
-
LGW
1 stop35h 00m
China Eastern
Sat 14/317:00
LGW
-
GMP
1 stop33h 00m
China Eastern
Deal found 1/3£402
Wed 1/413:30
GMP
-
LHR
1 stop36h 35m
China Southern
Tue 7/421:00
LHR
-
GMP
1 stop31h 25m
China Southern
Deal found 27/2£403
Sat 16/513:30
GMP
-
LHR
1 stop36h 35m
China Southern
Sun 24/521:00
LHR
-
GMP
1 stop31h 25m
China Southern
Deal found 1/3£406
Fri 3/413:30
GMP
-
LHR
1 stop36h 35m
China Southern
Tue 7/421:00
LHR
-
GMP
1 stop31h 25m
China Southern
Deal found 3/3£407

Find flight deals from Gimpo Intl to London

Discover tips and strategies to find the most affordable flight options for your journey from Gimpo Intl (GMP) to London (LON). 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 3 March 2026.

Round-trip from

£387

One-way from

£140

Popular in

October

Cheapest in

June

Average price

£531
China Southern
  • China Southern
  • 2/6-15/6
  • 2 total stops
  • 68h 00m total
  • Seoul to London
Search Deals
China Eastern
  • China Eastern
  • 24/3
  • 1 total stop
  • 18h 40m total
  • Seoul to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£66 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gimpo Intl to London 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 3 March 2026.
Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Mon 30/3

13:30-18:05

1 stop36h 35m

London Heathrow

Sun 12/4

21:00-12:25

1 stop31h 25m

£445

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Mon 30/3

14:25-06:35

1 stop24h 10m

London Gatwick

Sun 12/4

12:35-13:05

1 stop16h 30m

£506

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Fri 27/3

14:25-15:55

1 stop34h 30m

London Heathrow

Fri 3/4

20:25-13:05

1 stop32h 40m

£532

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Tue 17/3

14:25-15:55

1 stop34h 30m

London Heathrow

Wed 22/4

20:25-13:05

1 stop32h 40m

£562

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Sun 29/3

14:25-06:45

1 stop24h 20m

London Gatwick

Sun 5/4

12:35-13:05

1 stop16h 30m

£574

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Thu 4/6

13:30-19:20

2 stops37h 50m

London Heathrow

Mon 15/6

21:00-12:25

1 stop31h 25m

£622

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Thu 7/5

14:25-06:35

1 stop24h 10m

London Gatwick

Wed 20/5

12:35-13:05

1 stop16h 30m

£627

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Sat 13/6

13:30-18:05

1 stop36h 35m

London Heathrow

Sat 27/6

21:00-12:25

1 stop31h 25m

£634

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Fri 29/5

14:25-06:35

1 stop24h 10m

London Gatwick

Sun 14/6

12:35-13:05

1 stop16h 30m

£642

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Thu 4/6

14:25-06:35

1 stop24h 10m

London Gatwick

Mon 15/6

12:35-13:05

1 stop16h 30m

£653

Flights are sorted by cheapest return flights first.

Deals found on 3/3

Showing 1-10 of 59 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Gimpo Intl to London

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

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

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

Beijing (PEK) – chosen by Cheapflights users on 50% of one-stop itineraries from Seoul Gimpo Intl Airport to London on Cheapflights.

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

Average return fare for one-stop flights from Seoul Gimpo Intl Airport to London, 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 £527.

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

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

Flights via Beijing (PEK) have the shortest average one-way travel time for one-stop routes: 14h 05m.

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

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

Flights via Helsinki (HEL) offer the fastest connection on this route, with an average stopover time of 2h 15m.

How often are flights from Seoul to London delayed?

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

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

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

Related info for your journey

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

    A quick flight from Seoul Gimpo Intl Airport to London can take about 24h 10m. China Southern provides one of the quickest options available for as low as £506. Airlines will cover a distance of 5515 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    When deciding which route to take from Seoul Gimpo Intl Airport to London consider Seoul Gimpo Intl - London Heathrow, Seoul Gimpo Intl - London Gatwick or Seoul Gimpo Intl - London City as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Gimpo Intl to London 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Croydon
Wembley
Luton
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Eastbourne
Chelmsford
Ipswich
Bedford
Romford
Southend-on-Sea

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Gimpo Intl to London?

Cheapflights makes it easy to find Gimpo Intl to London flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Gimpo Intl to London.

Can Cheapflights find flights from Gimpo Intl to London with no change fees?

Certainly. Search results for flights to London from Gimpo Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

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

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.