What is the cheapest airline that flies from Seoul Gimpo Intl to London Heathrow?

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

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

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

Which airline has the best punctuality record on Seoul to London flights?

According to our data, Korean Air have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

How often are flights from Seoul to London delayed?

Historically, on average around 0% of flights between Seoul and London have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

How old do you have to be to fly from Seoul Gimpo Intl Airport to London Heathrow Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seoul Gimpo Intl Airport to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£158 Cheap Flights from Seoul Gimpo Intl Airport to London Heathrow Airport in 2025/26

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14:25 - 15:55GMP-LHR

34h 30m1 stop

20:25 - 13:05LHR-GMP

31h 40m1 stop

£404Air China

Find Deal

Tue, 18 Nov - Tue, 25 Nov

20:50 - 17:30GMP-LHR

29h 40m1 stop

21:30 - 12:25LHR-GMP

29h 55m1 stop

£408Multiple Airlines

Find Deal

Tue, 18 Nov - Sat, 29 Nov

13:30 - 17:55GMP-LHR

37h 25m1 stop

21:30 - 12:25LHR-GMP

29h 55m1 stop

£420China Southern

Find Deal

Wed, 24 Dec - Tue, 6 Jan

14:25 - 15:55GMP-LHR

34h 30m1 stop

20:25 - 13:05LHR-GMP

31h 40m1 stop

£428Air China

Find Deal

Wed, 28 Jan - Mon, 2 Feb

14:25 - 15:55GMP-LHR

34h 30m1 stop

17:40 - 13:05LHR-GMP

34h 25m1 stop

£431Air China

Find Deal

Fri, 21 Nov - Thu, 27 Nov

20:50 - 17:30GMP-LHR

29h 40m1 stop

21:00 - 11:00LHR-GMP

29h 00m1 stop

£457China Eastern

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Mon, 1 Dec - Sat, 6 Dec

14:25 - 17:50GMP-LHR

36h 25m1 stop

20:25 - 13:05LHR-GMP

31h 40m1 stop

£461Air China

Find Deal

Tue, 2 Dec - Tue, 9 Dec

14:25 - 15:55GMP-LHR

34h 30m1 stop

20:25 - 13:05LHR-GMP

31h 40m1 stop

£461Air China

Find Deal

Tue, 16 Dec - Sat, 3 Jan

14:25 - 17:50GMP-LHR

36h 25m1 stop

20:25 - 13:05LHR-GMP

31h 40m1 stop

£463Air China

Find Deal

Sun, 16 Nov - Sun, 23 Nov

13:25 - 18:05GMP-LHR

36h 40m1 stop

21:00 - 12:25LHR-GMP

31h 25m1 stop

£489China Southern

Find Deal

Sat, 4 Apr - Sat, 11 Apr

Air China flights from Seoul Gimpo Intl Airport to London Heathrow Airport

Our best Air China deals on Seoul Gimpo Intl Airport to London Heathrow Airport flight tickets

Air China

18 Nov

GMP14:25Seoul Gimpo Intl

34h 30m

1 stop

LHR15:55London Heathrow

25 Nov

LHR20:25London Heathrow

31h 40m

1 stop

GMP13:05Seoul Gimpo Intl

£404

Find similar

Air China

18 Nov

GMP14:25Seoul Gimpo Intl

36h 25m

1 stop

LHR17:50London Heathrow

25 Nov

LHR17:40London Heathrow

34h 25m

1 stop

GMP13:05Seoul Gimpo Intl

£415

Find similar

Air China

12 Nov

GMP14:25Seoul Gimpo Intl

34h 30m

1 stop

LHR15:55London Heathrow

17 Nov

LHR20:25London Heathrow

31h 40m

1 stop

GMP13:05Seoul Gimpo Intl

£416

Find similar

China Southern flights from Seoul Gimpo Intl Airport to London Heathrow Airport

Our best China Southern deals on Seoul Gimpo Intl Airport to London Heathrow Airport flight tickets

China Southern

24 Dec

GMP13:30Seoul Gimpo Intl

37h 25m

1 stop

LHR17:55London Heathrow

6 Jan

LHR21:30London Heathrow

29h 55m

1 stop

GMP12:25Seoul Gimpo Intl

£420

Find similar

China Southern

4 Apr

GMP13:25Seoul Gimpo Intl

36h 40m

1 stop

LHR18:05London Heathrow

11 Apr

LHR21:00London Heathrow

31h 25m

1 stop

GMP12:25Seoul Gimpo Intl

£489

Find similar

China Southern

3 Apr

GMP13:25Seoul Gimpo Intl

36h 40m

1 stop

LHR18:05London Heathrow

11 Apr

LHR21:00London Heathrow

31h 25m

1 stop

GMP12:25Seoul Gimpo Intl

£496

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momondo Fare Finder

Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to London Heathrow Airport that are best for you.

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Fly to

Route

Depart

Return

Price

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Tue 18/11

14:25-15:55

1 stop34h 30m

London Heathrow

Tue 25/11

20:25-13:05

1 stop31h 40m

£404

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Tue 18/11

20:50-17:30

1 stop29h 40m

London Heathrow

Sat 29/11

21:30-12:25

1 stop29h 55m

£408

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Wed 24/12

13:30-17:55

1 stop37h 25m

London Heathrow

Tue 6/1

21:30-12:25

1 stop29h 55m

£420

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Wed 28/1

14:25-15:55

1 stop34h 30m

London Heathrow

Mon 2/2

20:25-13:05

1 stop31h 40m

£428

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Fri 21/11

14:25-15:55

1 stop34h 30m

London Heathrow

Thu 27/11

17:40-13:05

1 stop34h 25m

£431

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Mon 1/12

20:50-17:30

1 stop29h 40m

London Heathrow

Sat 6/12

21:00-11:00

1 stop29h 00m

£457

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Tue 2/12

14:25-17:50

1 stop36h 25m

London Heathrow

Tue 9/12

20:25-13:05

1 stop31h 40m

£461

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Tue 16/12

14:25-15:55

1 stop34h 30m

London Heathrow

Sat 3/1

20:25-13:05

1 stop31h 40m

£461

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Sun 16/11

14:25-17:50

1 stop36h 25m

London Heathrow

Sun 23/11

20:25-13:05

1 stop31h 40m

£463

SeoulLondon

GMP - LHR

GMPLHR

Seoul Gimpo Intl

Sat 4/4

13:25-18:05

1 stop36h 40m

London Heathrow

Sat 11/4

21:00-12:25

1 stop31h 25m

£489

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How to get the cheapest flight ticket from Seoul Gimpo Intl Airport to London Heathrow 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

Prices

Airlines

Delays

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Seoul Gimpo Intl Airport is on a Thursday. momondo users have found tickets for Thursday departures for as low as £577. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £803.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Seoul Gimpo Intl Airport to London Heathrow Airport in the evening for as low as £516. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £813 on average. Flights to London Heathrow Airport from Seoul Gimpo Intl Airport in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from Seoul Gimpo Intl Airport to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seoul Gimpo Intl Airport to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Seoul Gimpo Intl Airport to London Heathrow Airport (GMP to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul Gimpo Intl Airport to London Heathrow Airport

Direct flights	None

There are no direct flights from Seoul Gimpo Intl Airport to London Heathrow Airport. There are no popular flight routes from Seoul Gimpo Intl Airport to London Heathrow Airport.

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How far is Seoul Gimpo Intl to London Heathrow by plane?
The distance between Seoul Gimpo Intl and London Heathrow is about 5506.0 mi. A reasonable flight in good conditions will take 29h 40m.
When did momondo last update prices for flights from Seoul Gimpo Intl Airport to London Heathrow Airport?
Prices for flights from Seoul Gimpo Intl Airport to London Heathrow Airport are refreshed on a daily basis.
How old do you have to be to fly from Seoul Gimpo Intl Airport to London Heathrow Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seoul Gimpo Intl Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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Why should I use momondo to find a flight deal from Seoul to London?

Finding the right flight to London from Seoul is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

Can I find flights from Seoul to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Seoul which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seoul to London?

Once all potential Seoul to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seoul to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Seoul and alert you when they change.

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Cheap flights from Seoul Gimpo Intl Airport to London from £158

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Air China flights from Seoul Gimpo Intl Airport to London Heathrow Airport

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China Southern flights from Seoul Gimpo Intl Airport to London Heathrow Airport

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Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to London Heathrow Airport that are best for you.

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How to get the cheapest flight ticket from Seoul Gimpo Intl Airport to London Heathrow 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 day to depart on your flight to London Heathrow Airport?

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

What is the cheapest airline that flies from Seoul Gimpo Intl to London Heathrow?

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

How often are flights from Seoul to London delayed?

Historically, on average around 0% of flights between Seoul and London have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

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

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Seoul to London flights?

According to our data, Korean Air have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

When to book flights from Seoul Gimpo Intl Airport to London Heathrow Airport

Cheap Seoul Gimpo Intl Airport to London Heathrow Airport (GMP to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul Gimpo Intl Airport to London Heathrow Airport

Direct flights

How far is Seoul Gimpo Intl to London Heathrow by plane?

When did momondo last update prices for flights from Seoul Gimpo Intl Airport to London Heathrow Airport?

How old do you have to be to fly from Seoul Gimpo Intl Airport to London Heathrow Airport?

What documentation or ID do you need to fly to London Heathrow Airport?

Travelling to a place near London?

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to London?

Can I find flights from Seoul to London with flexible booking policies on momondo?

How can momondo help me find flights from Seoul to London?

I’m not ready to book a flight from Seoul to London right now. Can momondo alert me if prices change?

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo