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

China Eastern, Tianjin Airlines, and SWISS are the most popular carriers operating from London Heathrow to Seoul

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

3 flights are operational daily from London Heathrow Airport to Seoul as of February 2026. The most popular departure time for this route is 18:00, with 100% of flights per day taking off in the evening.

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

The number of flights available between London Heathrow Airport and Seoul is 21 per week as of February 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

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

Prices for flights from London Heathrow Airport to Seoul are refreshed on a daily basis.

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

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 London Heathrow Airport to Seoul.

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

The required travel and health documents for your Seoul trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Seoul. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

€337 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 €517 to €786. The lowest price recently found on this route was €448.

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Find the cheapest flights from London Heathrow Airport to Seoul

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One-way

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Cheap return flights

Enter your travel dates to find the best prices.

21:20 - 20:45

LHR

ICN

15h 25m

1 stop

06:50 - 18:40

ICN

LHR

43h 50m

2 stops

€448China Eastern

Wed, 6 May - Mon, 18 May

21:20 - 13:15

LHR

ICN

31h 55m

3 stops

06:50 - 18:40

ICN

LHR

43h 50m

2 stops

€454China Eastern

Thu, 7 May - Mon, 18 May

21:10 - 13:55

LHR

ICN

31h 45m

1 stop

16:45 - 19:00

ICN

LHR

35h 15m

1 stop

€528Shenzhen Airlines

Mon, 16 Mar - Sat, 28 Mar

21:10 - 13:55

LHR

ICN

31h 45m

1 stop

16:45 - 19:10

ICN

LHR

35h 25m

1 stop

€529Shenzhen Airlines

Mon, 2 Mar - Sat, 21 Mar

21:10 - 13:55

LHR

ICN

31h 45m

1 stop

16:45 - 19:10

ICN

LHR

35h 25m

1 stop

€530Shenzhen Airlines

Fri, 13 Mar - Tue, 24 Mar

22:05 - 14:15

LHR

ICN

32h 10m

1 stop

15:15 - 19:50

ICN

LHR

36h 35m

1 stop

€543Shenzhen Airlines

Sun, 3 May - Sun, 17 May

22:05 - 15:50

LHR

ICN

33h 45m

1 stop

16:50 - 19:50

ICN

LHR

35h 00m

1 stop

€544Shenzhen Airlines

Mon, 18 May - Sun, 31 May

18:40 - 18:35

LHR

ICN

15h 55m

1 stop

23:35 - 17:40

ICN

LHR

26h 05m

1 stop

€577Scandinavian Airlines

Wed, 17 Jun - Wed, 8 Jul

21:10 - 15:45

LHR

ICN

33h 35m

1 stop

16:45 - 19:10

ICN

LHR

35h 25m

1 stop

€578Shenzhen Airlines

Sun, 1 Mar - Fri, 20 Mar

21:10 - 15:45

LHR

ICN

33h 35m

1 stop

14:55 - 19:10

ICN

LHR

37h 15m

1 stop

€579Shenzhen Airlines

Sun, 1 Mar - Tue, 24 Mar

Scandinavian Airlines flights from London Heathrow Airport to Seoul

Our best Scandinavian Airlines deals on London Heathrow Airport to Seoul flight tickets

Scandinavian Airlines

17 Jun

LHR18:40London Heathrow

15h 55m

1 stop

ICN18:35Incheon Intl

8 Jul

ICN23:35Incheon Intl

26h 05m

1 stop

LHR17:40London Heathrow

€577

Scandinavian Airlines

17 Jun

LHR19:30London Heathrow

15h 05m

1 stop

ICN18:35Incheon Intl

8 Jul

ICN23:35Incheon Intl

24h 50m

2 stops

LHR16:25London Heathrow

€580

Scandinavian Airlines

17 Jun

LHR19:30London Heathrow

15h 05m

1 stop

ICN18:35Incheon Intl

8 Jul

ICN23:35Incheon Intl

23h 00m

2 stops

LHR14:35London Heathrow

€581

Etihad Airways flights from London Heathrow Airport to Seoul

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

Etihad Airways

5 Mar

LHR13:55London Heathrow

23h 00m

1 stop

ICN21:55Incheon Intl

15 Mar

ICN17:50Incheon Intl

33h 20m

1 stop

LHR18:10London Heathrow

€632

Etihad Airways

3 Mar

LHR19:20London Heathrow

30h 25m

1 stop

ICN10:45Incheon Intl

12 Mar

ICN17:50Incheon Intl

29h 40m

1 stop

LHR14:30London Heathrow

€634

Etihad Airways

18 Feb

LHR13:55London Heathrow

35h 50m

1 stop

ICN10:45Incheon Intl

21 Jun

ICN01:35Incheon Intl

21h 30m

1 stop

LHR15:05London Heathrow

€715

momondo Fare Finder

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

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Fly to

Route

Depart

Return

Price

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Wed 6/5

21:20-20:45

1 stop15h 25m

Incheon Intl

Mon 18/5

06:50-18:40

2 stops43h 50m

€448

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Thu 7/5

21:20-13:15

3 stops31h 55m

Incheon Intl

Mon 18/5

06:50-18:40

2 stops43h 50m

€454

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 16/3

21:10-13:55

1 stop31h 45m

Incheon Intl

Sat 28/3

16:45-19:00

1 stop35h 15m

€528

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 2/3

21:10-13:55

1 stop31h 45m

Incheon Intl

Sat 21/3

16:45-19:10

1 stop35h 25m

€529

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Fri 13/3

21:10-13:55

1 stop31h 45m

Incheon Intl

Tue 24/3

16:45-19:10

1 stop35h 25m

€530

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sun 3/5

22:05-14:15

1 stop32h 10m

Incheon Intl

Sun 17/5

15:15-19:50

1 stop36h 35m

€543

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 18/5

22:05-15:50

1 stop33h 45m

Incheon Intl

Sun 31/5

16:50-19:50

1 stop35h 00m

€544

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Wed 17/6

18:40-18:35

1 stop15h 55m

Incheon Intl

Wed 8/7

23:35-17:40

1 stop26h 05m

€577

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sun 1/3

21:10-15:45

1 stop33h 35m

Incheon Intl

Fri 20/3

16:45-19:10

1 stop35h 25m

€578

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sun 1/3

21:10-15:45

1 stop33h 35m

Incheon Intl

Tue 24/3

14:55-19:10

1 stop37h 15m

€579

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

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 cheapest month to fly to Seoul from London Heathrow Airport is in November. Flight prices, which tend to average around €496, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Seoul, with average flight prices from London Heathrow Airport averaging around €511.

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

On average, the least expensive day to fly to Seoul from London Heathrow Airport is on a Sunday. momondo users have found tickets for Sunday departures for as low as €924. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from London Heathrow Airport to Seoul on a Friday will generally be more expensive and average around €1,030. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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 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 €782 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 €712 on momondo.

What cabin class options are available on London Heathrow to Seoul flights?

There is only 1 cabin class available to choose from on London Heathrow to Seoul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 17% 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 February 2026, prices for London Heathrow Airport to Seoul flights are approximately 3% more expensive 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	€924
Fastest flight time	13h 05m
Direct flights	Every day
Airports in Seoul	2 airports

The best flight deal from London Heathrow Airport to Seoul found on momondo in the last 72 hours is €924

The fastest flight from London Heathrow Airport to Seoul takes 13h 05m

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

How far is London Heathrow to Seoul by plane?
A flight from London Heathrow to Seoul will travel around 8870.7 km. A reasonable flight in good conditions will take 13h 05m.
When did momondo last update prices for flights from London Heathrow Airport to Seoul?
Prices for flights from London Heathrow Airport to Seoul are refreshed on a daily basis.
How old do you have to be to fly from London Heathrow Airport to Seoul?
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 London Heathrow Airport to Seoul.
What documentation or ID do you need to fly to Seoul?
The required travel and health documents for your Seoul trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Seoul. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from London Heathrow Airport to Seoul?
Based on momondo bookings for flights between London Heathrow Airport and Seoul, the leading plane model is Boeing 777-300ER, making up 35.51% of the total bookings. Other popular models include Airbus A350-900 with 24.93%, Boeing 787-9 Dreamliner with 24.02%, and Boeing 747-8 with 8.10%.

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 enables you to select and highlight flights to Seoul from London with this policy.

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

momondo helps you find the best flight between London and Seoul by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Seoul from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Seoul trip

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Cheap flights from London Heathrow Airport to Seoul from €337

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 6/4. 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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Scandinavian Airlines flights from London Heathrow Airport to Seoul

Our best Scandinavian Airlines deals on London Heathrow Airport to Seoul flight tickets

Etihad Airways flights from London Heathrow Airport to Seoul

Our best Etihad Airways 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 London Heathrow to Seoul flight route?

How far in advance should I book a flight to Seoul?

What cabin class options are available on London Heathrow to Seoul flights?

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?

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

Why use momondo?

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

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

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

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

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 48.8 km from Seoul

Popular Cities in South Korea

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

Fly to other destinations from London Heathrow Airport

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