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

China Eastern, Qatar Airways, and Etihad Airways are the most popular carriers operating from London Heathrow to Seoul

Which stopover airport has the shortest connection time from London Heathrow Airport to Seoul?

Munich (MUC) has the shortest average stopover time for this route: 1h 59m.

How many flights depart from London Heathrow Airport to Seoul on average per day?

As of April 2026, 5 flights take off from London Heathrow Airport and land in Seoul each day. The most common flight departure time for this route is 13:00, with 60% of daily flights taking off in the afternoon.

How many flights depart from London Heathrow Airport to Seoul on average per week?

35 flights are operational weekly from London Heathrow Airport to Seoul as of April 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

Which stopover airport has the shortest travel time from London Heathrow Airport to Seoul?

Flights connecting via Beijing (PEK) have the shortest average one-way travel time: 15h 01m.

Which airport is the most popular for stopovers for flights between London Heathrow Airport and Seoul?

Frankfurt am Main (FRA) was the most common stop: 21% of momondo users choosing one-stop flights on this route connected there.

Which airlines fly to Seoul?

Asiana Airlines, Virgin Atlantic and Korean Air are the top three most popular airlines that fly to Seoul from London Heathrow Airport according to our data. Asiana Airlines is the first choice among our users, with 30% of people opting to fly with this airline when travelling to Seoul. Keep in mind that there are 15 different airlines that fly to Seoul on a routine basis, so you have a few additional options to choose from.

Which stopover airport offers the lowest fares from London Heathrow Airport to Seoul?

Flights via Shanghai (PVG) offer the lowest average return price of £358.

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

Prices for flights from London Heathrow Airport to Seoul were last updated today.

How many operators does momondo search for flights from London Heathrow Airport to Seoul?

As of April 2026, there are 15 operators available to choose from for flights from London Heathrow Airport to Seoul.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Seoul.

What documentation or ID do you need to fly to Seoul?

The travel and health documents required for your trip to Seoul can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seoul. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£330 Cheap Flights from London Heathrow Airport to Seoul in 2026

Q: What is the typical price of a round-trip flight between London Heathrow Airport and Seoul?

Prices are currently low for flights on this route. Typical prices usually range from £764 to £461. The lowest price recently found on this route was £477.

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Find the cheapest flights from London Heathrow Airport to Seoul

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

22:40 - 13:05

LHR

GMP

30h 25m

1 stop

14:25 - 17:40

GMP

LHR

35h 15m

1 stop

£477Air China

Mon, 7 Sep - Wed, 14 Oct

22:00 - 12:55

LHR

ICN

30h 55m

1 stop

13:05 - 20:25

ICN

LHR

15h 20m

1 stop

£503Air China

Tue, 13 Oct - Tue, 20 Oct

21:45 - 10:40

LHR

ICN

28h 55m

1 stop

12:20 - 12:05

ICN

LHR

31h 45m

1 stop

£505Air India

Tue, 1 Sep - Wed, 30 Sep

21:45 - 10:40

LHR

ICN

28h 55m

1 stop

12:20 - 11:30

ICN

LHR

31h 10m

1 stop

£507Air India

Tue, 15 Sep - Tue, 29 Sep

21:10 - 15:45

LHR

ICN

33h 35m

1 stop

14:55 - 19:10

ICN

LHR

37h 15m

1 stop

£508Shenzhen Airlines

Mon, 26 Oct - Sun, 22 Nov

21:10 - 15:45

LHR

ICN

33h 35m

1 stop

16:45 - 19:10

ICN

LHR

35h 25m

1 stop

£509Shenzhen Airlines

Mon, 26 Oct - Sun, 22 Nov

22:00 - 20:25

LHR

ICN

38h 25m

1 stop

16:20 - 18:40

ICN

LHR

34h 20m

1 stop

£512Multiple Airlines

Wed, 13 May - Wed, 20 May

22:05 - 16:45

LHR

ICN

34h 40m

1 stop

14:30 - 18:40

ICN

LHR

36h 10m

1 stop

£520Multiple Airlines

Mon, 11 May - Sun, 17 May

21:00 - 12:25

LHR

GMP

31h 25m

1 stop

13:30 - 18:05

GMP

LHR

36h 35m

1 stop

£557China Southern

Wed, 27 May - Fri, 14 Aug

21:00 - 12:25

LHR

GMP

31h 25m

1 stop

13:30 - 18:05

GMP

LHR

36h 35m

1 stop

£591China Southern

Tue, 2 Jun - Thu, 18 Jun

Etihad Airways flights from London Heathrow Airport to Seoul

Our best Etihad Airways deals on London Heathrow Airport to Seoul flight tickets

Etihad Airways

2 Jun

LHR14:45London Heathrow

36h 05m

1 stop

ICN10:50Incheon Intl

23 Jun

ICN17:45Incheon Intl

21h 15m

1 stop

LHR07:00London Heathrow

£555

Etihad Airways

4 May

LHR14:45London Heathrow

36h 05m

1 stop

ICN10:50Incheon Intl

14 May

ICN17:50Incheon Intl

29h 15m

1 stop

LHR15:05London Heathrow

£556

Etihad Airways

4 May

LHR14:45London Heathrow

36h 05m

1 stop

ICN10:50Incheon Intl

18 May

ICN17:50Incheon Intl

29h 15m

1 stop

LHR15:05London Heathrow

£557

Air India flights from London Heathrow Airport to Seoul

Our best Air India deals on London Heathrow Airport to Seoul flight tickets

Air India

1 Sept

LHR21:45London Heathrow

28h 55m

1 stop

ICN10:40Incheon Intl

30 Sept

ICN12:20Incheon Intl

31h 45m

1 stop

LHR12:05London Heathrow

£505

Air India

15 Sept

LHR21:45London Heathrow

28h 55m

1 stop

ICN10:40Incheon Intl

29 Sept

ICN12:20Incheon Intl

31h 10m

1 stop

LHR11:30London Heathrow

£507

Air India

6 Oct

LHR09:45London Heathrow

40h 55m

1 stop

ICN10:40Incheon Intl

1 Dec

ICN12:05Incheon Intl

32h 25m

1 stop

LHR11:30London Heathrow

£511

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Mon 7/9

22:40-13:05

1 stop30h 25m

Seoul Gimpo Intl

Wed 14/10

14:25-17:40

1 stop35h 15m

£477

Fastest return journey

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 13/10

22:00-12:55

1 stop30h 55m

Incheon Intl

Tue 20/10

13:05-20:25

1 stop15h 20m

£503

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 1/9

21:45-10:40

1 stop28h 55m

Incheon Intl

Wed 30/9

12:20-12:05

1 stop31h 45m

£505

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 15/9

21:45-10:40

1 stop28h 55m

Incheon Intl

Tue 29/9

12:20-11:30

1 stop31h 10m

£507

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 26/10

21:10-15:45

1 stop33h 35m

Incheon Intl

Sun 22/11

14:55-19:10

1 stop37h 15m

£508

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 26/10

21:10-15:45

1 stop33h 35m

Incheon Intl

Sun 22/11

16:45-19:10

1 stop35h 25m

£509

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Wed 13/5

22:00-20:25

1 stop38h 25m

Incheon Intl

Wed 20/5

16:20-18:40

1 stop34h 20m

£512

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 11/5

22:05-16:45

1 stop34h 40m

Incheon Intl

Sun 17/5

14:30-18:40

1 stop36h 10m

£520

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Wed 27/5

21:00-12:25

1 stop31h 25m

Seoul Gimpo Intl

Fri 14/8

13:30-18:05

1 stop36h 35m

£557

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Tue 2/6

21:00-12:25

1 stop31h 25m

Seoul Gimpo Intl

Thu 18/6

13:30-18:05

1 stop36h 35m

£591

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Stopovers

Other information

What is the typical price of a round-trip flight between London Heathrow Airport and Seoul?

What is the cheapest month to fly to Seoul?

The month of January is, on average, the cheapest month to fly to Seoul from London Heathrow Airport, with most prices found around £303. If you are unable to visit Seoul during the month of January, then departing from London Heathrow Airport during the month February is also very affordable. Most momondo users find prices during this month for around £354.

What is the cheapest day to depart on your flight to Seoul?

The cheapest day to depart from London Heathrow Airport to Seoul is on a Wednesday when prices can be found for as low as £847. Flights from London Heathrow Airport to Seoul on a Saturday will generally be more expensive and average around £1,009. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Seoul?

Our most recent data shows that the best time of day to fly to Seoul is at midday. Flights from London Heathrow Airport to Seoul during this time can be as low as £657. Flights in the evening are often more expensive, with an average ticket price of £956.

What is the cheapest London Heathrow to Seoul flight route?

Fly from London Heathrow to Incheon Intl for the best London Heathrow - Seoul flight prices

How far in advance should I book a flight from London Heathrow Airport to Seoul?

You are more likely to see cheaper flights to Seoul from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around £686 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from London Heathrow Airport for as low as £574 on momondo.

Can stopping save me money on London Heathrow Airport to Seoul flights?

You could potentially save up to 4% on your flight if you consider stops on a London Heathrow Airport to Seoul flight.

How have London Heathrow Airport to Seoul flight prices changed over time?

As of April 2026, prices for London Heathrow Airport to Seoul flights are approximately 6% cheaper when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Seoul

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

Estimated return price

Cheap London Heathrow Airport to Seoul (LHR to SEL) flight deals and tips

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

Best price found	£449
Fastest flight time	12h 40m
Direct flights	Every day
Airports in Seoul	2 airports

The best one-way flight to Seoul from London Heathrow Airport in the past 72 hours is £449. The best return flight deal from London Heathrow Airport to Seoul found on momondo in the last 72 hours is £813.

The fastest flight from London Heathrow Airport to Seoul takes 12h 40m

Direct flights go from London Heathrow Airport to Seoul every day.

There are 2 airports in Seoul. From London Heathrow Airport there are direct flights to Incheon Intl (ICN).

Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Seoul

How far is London Heathrow to Seoul by plane?
Seoul is 5512.0 mi away from London Heathrow. In terms of flight time, this usually takes a little over 12h 40m.
When did momondo last update prices for flights from London Heathrow Airport to Seoul?
Prices for flights from London Heathrow Airport to Seoul were last updated today.
How many operators does momondo search for flights from London Heathrow Airport to Seoul?
As of April 2026, there are 15 operators available to choose from for flights from London Heathrow Airport to Seoul.
How old do you have to be to fly from London Heathrow Airport to Seoul?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Seoul.
What documentation or ID do you need to fly to Seoul?
The travel and health documents required for your trip to Seoul can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seoul. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from London Heathrow Airport to Seoul?
momondo data reveals that the most frequently booked plane model on the route from London Heathrow Airport to Seoul is Boeing 777-300ER, representing 35.56% of all bookings. The subsequent popular models are Boeing 787-9 Dreamliner at 30.97%, Airbus A350-900 at 20.71%, and Airbus A350-1000 at 5.22%.
What is the most popular airline from London Heathrow Airport to Seoul?
Based on momondo bookings for this flight route, the most popular airline on flight routes from London Heathrow Airport to Seoul is Air China (15% of total bookings). The next most popular airlines are Lufthansa (14%), Virgin Atlantic (14%), and Asiana Airlines (14%).

Best airlines flying from London Heathrow Airport to Seoul

Compare and see reviews for airlines that fly from London Heathrow Airport to Seoul with momondo

Airline	Rating	Free Cancellation	Price
China Eastern	PriceFrom £246	Free Cancellation	Rating 7.3 209 reviews	Search China Eastern flights
China Southern	PriceFrom £357	Free Cancellation	Rating 7.4 151 reviews	Search China Southern flights
Air China	PriceFrom £375	Free Cancellation	Rating 7.3 148 reviews	Search Air China flights
Lufthansa	PriceFrom £409	Free Cancellation	Rating 6.8 7,962 reviews	Search Lufthansa flights
Scandinavian Airlines	PriceFrom £454	Free Cancellation	Rating 7.4 1,765 reviews	Search Scandinavian Airlines flights
Qatar Airways	PriceFrom £482	Free Cancellation	Rating 7.4 3,724 reviews	Search Qatar Airways flights
Air France	PriceFrom £487	Free Cancellation	Rating 7.4 1,580 reviews	Search Air France flights
Etihad Airways	PriceFrom £499	Free Cancellation	Rating 7.3 1,434 reviews	Search Etihad Airways flights
KLM	PriceFrom £511	Free Cancellation	Rating 7.8 1,512 reviews	Search KLM flights
LOT	PriceFrom £553	Free Cancellation	Rating 7.5 1,192 reviews	Search LOT flights

Korean Air Flights From London Heathrow Airport to Seoul
The lowest priced Korean Air flight from London Heathrow Airport to Seoul from the last 72 hours was £619. Generally, Korean Air has 14 flights on this route every week with an average price of £851. Korean Air is rated 8.4/10 by our users.
Asiana Airlines Flights From London Heathrow Airport to Seoul
Asiana Airlines is also a popular choice for this route. Asiana Airlines flight deals for London Heathrow Airport to Seoul start from as low as £616 round-trip, depending on your selected dates, with average Asiana Airlines deals seen on momondo around £791. Asiana Airlines operates 7 flights to Seoul from London Heathrow Airport in an average week. Users have rated it 8.1/10 across 524 reviews.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Seoul . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for London to Seoul flights to just show those with flexible booking policies.

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

Once all potential London to Seoul 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 London to Seoul right now. Can momondo alert me if prices change?

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

An easier way to manage your Seoul trip

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Seoul Gimpo Intl Airport

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Cheap flights from London Heathrow Airport to Seoul from £330

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Seoul departing on 16/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

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Filter for what you want

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Find the cheapest flights from London Heathrow Airport to Seoul

Cheap return flights

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Etihad Airways flights from London Heathrow Airport to Seoul

Our best Etihad Airways deals on London Heathrow Airport to Seoul flight tickets

Air India flights from London Heathrow Airport to Seoul

Our best Air India deals on London Heathrow Airport to Seoul flight tickets

momondo Fare Finder

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

See travel insights to Seoul from

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

What is the typical price of a round-trip flight between London Heathrow Airport and Seoul?

What is the cheapest month to fly to Seoul?

What is the cheapest day to depart on your flight to Seoul?

What is the cheapest time of day to depart on your flight to Seoul?

What is the cheapest London Heathrow to Seoul flight route?

How far in advance should I book a flight from London Heathrow Airport to Seoul?

Can stopping save me money on London Heathrow Airport to Seoul flights?

How have London Heathrow Airport to Seoul flight prices changed over time?

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

Which airlines fly to Seoul?

Which airport is the most popular for stopovers for flights between London Heathrow Airport and Seoul?

Which stopover airport offers the lowest fares from London Heathrow Airport to Seoul?

Which stopover airport has the shortest travel time from London Heathrow Airport to Seoul?

Which stopover airport has the shortest connection time from London Heathrow Airport to Seoul?

How many flights depart from London Heathrow Airport to Seoul on average per day?

How many flights depart from London Heathrow Airport to Seoul on average per week?

When to book flights from London Heathrow Airport to Seoul

Cheap London Heathrow Airport to Seoul (LHR to SEL) flight deals and tips

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

Best price found

Fastest flight time

Direct flights

Airports in Seoul

Frequently asked questions about flying from London Heathrow Airport to Seoul

Best airlines flying from London Heathrow Airport to Seoul

Compare and see reviews for airlines that fly from London Heathrow Airport to Seoul with momondo

Korean Air Flights From London Heathrow Airport to Seoul

Asiana Airlines Flights From London Heathrow Airport to Seoul

Why use momondo?

An easier way to manage your Seoul 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 South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul

Fly your favourite airline to Seoul

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Seoul

List of cabin classes available on flights landing in Seoul. Availability may vary depending on flight origin and airline.

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

Fly to other destinations from London Heathrow Airport

According to popular flight searches on momondo this year

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