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

Tianjin Airlines, Shenzhen Airlines, and Lufthansa are the most popular carriers operating from London to Seoul

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

As of November 2025, there are 21 flights per week flying from London to Seoul. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

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

3 flights are operational daily from London to Seoul as of November 2025. The most popular departure time for this route is 18:00, with 100% of flights per day taking off in the evening.

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

Flights via Beijing (PKX) offer the lowest average return price of €410.

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

Flights connecting via Shanghai (PVG) have the shortest average one-way travel time: 14h 45m.

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

Shanghai (PVG) has the shortest average stopover time for this route: 3h 25m.

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

Shanghai (PVG) was the most common stop: 50% of momondo users choosing one-stop flights on this route connected there.

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

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

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Seoul.

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

The travel and health documents you'll need for your trip to Seoul 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 licence and a passport that is valid for six months after your intended arrival at Seoul. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

€346 Cheap Flights from London to Seoul in 2025/26

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11:10 - 11:15LHR-ICN

15h 05m1 stop

13:30 - 21:00ICN-LHR

16h 30m1 stop

€480Lufthansa

Find Deal

Tue, 6 Jan - Sat, 17 Jan

11:10 - 11:15LHR-ICN

15h 05m1 stop

13:05 - 20:50ICN-LHR

16h 45m1 stop

€489Lufthansa

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Tue, 6 Jan - Mon, 19 Jan

11:30 - 10:50LHR-ICN

14h 20m1 stop

13:30 - 21:00ICN-LHR

16h 30m1 stop

€498Lufthansa

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Wed, 7 Jan - Sat, 17 Jan

21:10 - 13:55LHR-ICN

31h 45m1 stop

14:55 - 19:10ICN-LHR

37h 15m1 stop

€523Shenzhen Airlines

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Fri, 6 Mar - Tue, 24 Mar

21:10 - 15:45LHR-ICN

33h 35m1 stop

14:55 - 19:10ICN-LHR

37h 15m1 stop

€524Shenzhen Airlines

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Fri, 6 Mar - Fri, 20 Mar

19:50 - 19:00LHR-ICN

38h 10m2 stops

23:45 - 09:20ICN-LHR

18h 35m1 stop

€556Scandinavian Airlines

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Mon, 9 Mar - Fri, 13 Mar

19:50 - 19:00LHR-ICN

38h 10m2 stops

23:45 - 16:25ICN-LHR

25h 40m2 stops

€562Scandinavian Airlines

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Mon, 9 Mar - Fri, 13 Mar

17:50 - 16:55LCY-ICN

14h 05m1 stop

23:05 - 08:10ICN-LCY

18h 05m1 stop

€652KLM

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Thu, 4 Dec - Thu, 11 Dec

17:50 - 16:55LCY-ICN

14h 05m1 stop

23:05 - 08:10ICN-LCY

18h 05m1 stop

€654KLM

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Wed, 3 Dec - Thu, 11 Dec

09:50 - 10:50LCY-ICN

16h 00m1 stop

10:05 - 18:45ICN-LCY

16h 40m1 stop

€812Multiple Airlines

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Wed, 18 Mar - Wed, 8 Apr

Shenzhen Airlines flights from London to Seoul

Our best Shenzhen Airlines deals on London to Seoul flight tickets

Shenzhen Airlines

6 Mar

LHR21:10London Heathrow

31h 45m

1 stop

ICN13:55Incheon Intl

24 Mar

ICN14:55Incheon Intl

37h 15m

1 stop

LHR19:10London Heathrow

€523

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Shenzhen Airlines

6 Mar

LHR21:10London Heathrow

33h 35m

1 stop

ICN15:45Incheon Intl

20 Mar

ICN14:55Incheon Intl

37h 15m

1 stop

LHR19:10London Heathrow

€524

Find similar

Shenzhen Airlines

15 Mar

LHR21:10London Heathrow

33h 35m

1 stop

ICN15:45Incheon Intl

4 Apr

ICN14:40Incheon Intl

37h 20m

1 stop

LHR20:00London Heathrow

€573

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KLM flights from London to Seoul

Our best KLM deals on London to Seoul flight tickets

KLM

4 Dec

LCY17:50London City

14h 05m

1 stop

ICN16:55Incheon Intl

11 Dec

ICN23:05Incheon Intl

18h 05m

1 stop

LCY08:10London City

€652

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KLM

3 Dec

LCY17:50London City

14h 05m

1 stop

ICN16:55Incheon Intl

11 Dec

ICN23:05Incheon Intl

18h 05m

1 stop

LCY08:10London City

€654

Find similar

KLM

4 Mar

LCY17:50London City

14h 05m

1 stop

ICN16:55Incheon Intl

12 Mar

ICN23:05Incheon Intl

18h 45m

1 stop

LCY08:50London City

€655

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Fly from

Fly to

Route

Depart

Return

Price

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 6/1

11:10-11:15

1 stop15h 05m

Incheon Intl

Sat 17/1

13:30-21:00

1 stop16h 30m

€480

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 6/1

11:10-11:15

1 stop15h 05m

Incheon Intl

Mon 19/1

13:05-20:50

1 stop16h 45m

€488

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Wed 7/1

11:30-10:50

1 stop14h 20m

Incheon Intl

Sat 17/1

13:30-21:00

1 stop16h 30m

€498

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Fri 6/3

21:10-13:55

1 stop31h 45m

Incheon Intl

Tue 24/3

14:55-19:10

1 stop37h 15m

€523

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Fri 6/3

21:10-15:45

1 stop33h 35m

Incheon Intl

Fri 20/3

14:55-19:10

1 stop37h 15m

€524

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 9/3

19:50-19:00

2 stops38h 10m

Incheon Intl

Fri 13/3

23:45-09:20

1 stop18h 35m

€556

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 9/3

19:50-19:00

2 stops38h 10m

Incheon Intl

Fri 13/3

23:45-16:25

2 stops25h 40m

€562

LondonIncheon

LCY - ICN

LCYICN

London City

Thu 4/12

17:50-16:55

1 stop14h 05m

Incheon Intl

Thu 11/12

23:05-08:10

1 stop18h 05m

€652

LondonIncheon

LCY - ICN

LCYICN

London City

Wed 3/12

17:50-16:55

1 stop14h 05m

Incheon Intl

Thu 11/12

23:05-08:10

1 stop18h 05m

€654

LondonIncheon

LCY - ICN

LCYICN

London City

Wed 18/3

09:50-10:50

1 stop16h 00m

Incheon Intl

Wed 8/4

10:05-18:45

1 stop16h 40m

€812

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How to get the cheapest flight ticket from London 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 and Seoul?

What is the cheapest month to fly to Seoul?

The cheapest month to fly to Seoul from London is in November. Flight prices, which tend to average around €486, are often lower during this time because this is during the off-season. The month of May is another great option to travel to Seoul, with average flight prices from London averaging around €548.

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

On average, the least expensive day to fly to Seoul from London is on a Friday. momondo users have found tickets for Friday departures for as low as €1,061. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from London to Seoul on a Wednesday will generally be more expensive and average around €1,330. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest London to Seoul flight route?

Fly from London Heathrow to Incheon Intl for the best London - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around €809 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 for as low as €714 on momondo.

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

There is only 1 cabin class available to choose from on London 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 to Seoul flights?

You could potentially save up to 26% on your flight if you consider stops on a London to Seoul flight.

How have London to Seoul flight prices changed over time?

As of November 2025, prices for London to Seoul flights are approximately 35% cheaper when compared to flights at the same time last year.

When to book flights from London to Seoul

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

Estimated return price

Cheap London to Seoul (LON to SEL) flight deals and tips

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

Fastest flight time	12h 20m
Direct flights	Every day
Airports in Seoul	1 airport

The fastest flight from London to Seoul takes 12h 20m

Direct flights go from London to Seoul every day.

There is 1 airport near Seoul: Incheon Intl (ICN)

Search flight deals

How far is London to Seoul by plane?
Seoul is 8853.6 km away from London. 14h 05m is a normal flight duration for this route.
When did momondo last update prices for flights from London to Seoul?
Prices for flights from London to Seoul were last updated today.
How old do you have to be to fly from London to Seoul?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Seoul.
What documentation or ID do you need to fly to Seoul?
The travel and health documents you'll need for your trip to Seoul 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 licence and a passport that is valid for six months after your intended arrival at Seoul. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London to Seoul?
momondo data reveals that the most frequently booked plane model on the route from London to Seoul is Airbus A350-900, representing 31.52% of all bookings. The subsequent popular models are Boeing 777-300ER at 28.17%, Boeing 787-9 Dreamliner at 11.83%, and Airbus A350-1000 at 10.90%.

Why use momondo?

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

It is quick and easy to find London to Seoul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seoul that suits you.

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

Yes. All flights to Seoul from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Seoul from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Seoul from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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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.

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Fly into one of these airports located in Seoul

Seoul Gimpo Intl Airport

Incheon Intl Airport

Cheap flights from London to Seoul from €346

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 to Seoul departing on 14/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

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Filter for what you want

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Cheap return flights

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Shenzhen Airlines flights from London to Seoul

Our best Shenzhen Airlines deals on London to Seoul flight tickets

KLM flights from London to Seoul

Our best KLM deals on London to Seoul flight tickets

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How to get the cheapest flight ticket from London 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

What is the typical price of a round-trip flight between London 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 to Seoul flight route?

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

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

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

There is only 1 cabin class available to choose from on London 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 to Seoul flights?

You could potentially save up to 26% on your flight if you consider stops on a London to Seoul flight.

How have London to Seoul flight prices changed over time?

As of November 2025, prices for London to Seoul flights are approximately 35% cheaper when compared to flights at the same time last year.

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

Tianjin Airlines, Shenzhen Airlines, and Lufthansa are the most popular carriers operating from London to Seoul

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

Shanghai (PVG) was the most common stop: 50% of momondo users choosing one-stop flights on this route connected there.

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

Flights via Beijing (PKX) offer the lowest average return price of €410.

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

Flights connecting via Shanghai (PVG) have the shortest average one-way travel time: 14h 45m.

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

Shanghai (PVG) has the shortest average stopover time for this route: 3h 25m.

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

3 flights are operational daily from London to Seoul as of November 2025. 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 to Seoul on average per week?

As of November 2025, there are 21 flights per week flying from London to Seoul. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

When to book flights from London to Seoul

Cheap London to Seoul (LON to SEL) flight deals and tips

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

Fastest flight time

Direct flights

Airports in Seoul

How far is London to Seoul by plane?

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

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

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

What is the most popular plane model from London to 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