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

As of July 2025, 21 flights take off from London and land in Seoul each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

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

Air China, China Southern, and China Eastern are the most popular carriers operating from London to Seoul

What airlines fly to Seoul?

Korean Air, Lufthansa and Air China are the top three most popular airlines that fly to Seoul from London according to our data. Korean Air is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Seoul. Keep in mind that there are 4 different airlines that fly to Seoul on a routine basis, so you have a few additional options to choose from.

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

The number of flights available between London and Seoul is 3 per day as of July 2025. The most frequent departure time is 7:00PM, with 100% of daily flights leaving in the evening.

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

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

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

There are 4 operators available for flights from London to Seoul as of July 2025.

How old do you have to be to fly from London 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 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 license 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.

$339 Cheap Flights from London to Seoul in 2025

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

Prices are currently low for flights on this route. Typical prices usually range from $885 to $1,236. The lowest price recently found on this route was $543.

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Find the cheapest flights from London to Seoul

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

10:00 pm - 12:55 pmLHR-ICN

30h 55m1 stop

10:50 am - 5:45 pmICN-LHR

14h 55m1 stop

$543Air China

Find Deal

Sat, Oct 18 - Sat, Oct 25

9:30 pm - 12:25 pmLHR-GMP

29h 55m1 stop

1:45 pm - 5:55 pmGMP-LHR

37h 10m1 stop

$549China Southern

Find Deal

Mon, Oct 27 - Mon, Nov 3

10:00 pm - 12:55 pmLHR-ICN

30h 55m1 stop

1:05 pm - 8:30 pmICN-LHR

15h 25m1 stop

$570Air China

Find Deal

Thu, Oct 16 - Fri, Oct 24

8:15 pm - 11:15 amLHR-ICN

30h 00m1 stop

1:05 pm - 10:20 pmICN-LHR

18h 15m1 stop

$576Lufthansa

Find Deal

Wed, Dec 3 - Thu, Dec 11

11:30 am - 10:50 amLHR-ICN

14h 20m1 stop

1:30 pm - 10:55 pmICN-LHR

18h 25m1 stop

$578Lufthansa

Find Deal

Wed, Jan 7 - Wed, Jan 21

10:05 pm - 1:40 pmLHR-ICN

31h 35m1 stop

2:55 pm - 7:10 pmICN-LHR

37h 15m1 stop

$621Shenzhen Airlines

Find Deal

Mon, Oct 13 - Tue, Oct 28

9:10 pm - 1:55 pmLHR-ICN

31h 45m1 stop

4:45 pm - 7:10 pmICN-LHR

35h 25m1 stop

$622Shenzhen Airlines

Find Deal

Fri, Nov 7 - Sun, Nov 16

10:00 pm - 8:45 pmLHR-ICN

38h 45m2 stops

10:55 am - 6:15 pmICN-LHR

40h 20m1 stop

$664

Find Deal

Mon, Oct 13 - Mon, Oct 27

6:00 am - 8:25 amLHR-ICN

18h 25m1 stop

12:25 pm - 8:15 amICN-LHR

27h 50m2 stops

$671

Find Deal

Sun, Sep 7 - Tue, Sep 16

6:00 pm - 2:55 pmLGW-ICN

36h 55m2 stops

7:45 am - 3:00 pmICN-LGW

39h 15m2 stops

$817China Eastern

Find Deal

Thu, Sep 4 - Mon, Sep 8

Lufthansa flights from London to Seoul

Our best Lufthansa deals on London to Seoul flight tickets

Lufthansa

Dec 3

LHR8:15 pmLondon Heathrow

30h 00m

1 stop

ICN11:15 amIncheon Intl

Dec 11

ICN1:05 pmIncheon Intl

18h 15m

1 stop

LHR10:20 pmLondon Heathrow

$576

Find similar

Lufthansa

Jan 7

LHR11:30 amLondon Heathrow

14h 20m

1 stop

ICN10:50 amIncheon Intl

Jan 21

ICN1:30 pmIncheon Intl

18h 25m

1 stop

LHR10:55 pmLondon Heathrow

$578

Find similar

Lufthansa

Nov 12

LHR8:15 pmLondon Heathrow

29h 35m

2 stops

ICN10:50 amIncheon Intl

Dec 3

ICN1:30 pmIncheon Intl

18h 25m

1 stop

LHR10:55 pmLondon Heathrow

$596

Find similar

SWISS flights from London to Seoul

Our best SWISS deals on London to Seoul flight tickets

SWISS

Sep 1

LHR8:05 pmLondon Heathrow

28h 20m

1 stop

ICN8:25 amIncheon Intl

Sep 10

ICN10:05 amIncheon Intl

29h 50m

1 stop

LHR7:55 amLondon Heathrow

$686

Find similar

SWISS

Sep 2

LCY9:25 amLondon City

15h 00m

1 stop

ICN8:25 amIncheon Intl

Sep 10

ICN10:05 amIncheon Intl

34h 25m

1 stop

LCY12:30 pmLondon City

$711

Find similar

SWISS

Sep 1

LCY6:05 pmLondon City

30h 20m

1 stop

ICN8:25 amIncheon Intl

Sep 10

ICN10:05 amIncheon Intl

34h 25m

1 stop

LCY12:30 pmLondon City

$777

Find similar

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

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 month of March is another great option to travel to Seoul, with average flight prices from London averaging around $609.

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

According to our data, Wednesday is the cheapest day to fly to Seoul from London. The lowest ticket price found for a Wednesday departure recently was $1,139. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Seoul is Monday, with ticket prices averaging around $1,259.

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

Flying to Seoul from London at noon is the least expensive time of day to depart. momondo users have found prices as low as $704 when looking at flights departing at noon. In the evening is when there is more demand to fly to Seoul, so prices are often more expensive at around $1,191 per ticket.

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 $923 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from London for as low as $828 on momondo.

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

There are 4 cabin classes 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 14% 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 July 2025, prices for London to Seoul flights are approximately 24% 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 round-trip 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

Best Price Found	$339
Fastest flight time	13h 55m
Direct flights	Every day
Airports in Seoul	2 airports

The best one-way flight to Seoul from London in the past 72 hours is $339. The best round-trip flight deal from London to Seoul found on momondo in the last 72 hours is $543.

The fastest flight from London to Seoul takes 13h 55m

Direct flights go from London to Seoul every day.

There are 2 airports near Seoul: Incheon Intl (ICN), Seoul Gimpo Intl (GMP)

Search flight deals

How far is London to Seoul by plane?
Seoul is 5501.4 mi away from London. In terms of flight time, this usually takes a little over 13h 55m.
When did momondo last update prices for flights from London to Seoul?
Prices for flights from London to Seoul are refreshed on a daily basis.
How many operators does momondo search for flights from London to Seoul?
There are 4 operators available for flights from London to Seoul as of July 2025.
How old do you have to be to fly from London 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 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 license 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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London to Seoul is Boeing 777-300ER (31.66% of total bookings). The next most popular plane models are Airbus A350-900 (27.65%), Boeing 787-9 Dreamliner (12.02%), and Airbus A350-1000 (11.39%).
What is the most popular airline from London to Seoul?
Based on momondo bookings for flights between London and Seoul, the leading airline is Air China, making up 36% of the total bookings. Other popular airlines include China Southern with 18%, Lufthansa with 12%, and China Eastern with 11%.

Best airlines flying from London to Seoul

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

Airline	Rating	Free Cancellation	Price
Air China	PriceFrom $507	Free Cancellation	Rating 7.2 89 reviews	Search Air China flights
Lufthansa	PriceFrom $579	Free Cancellation	Rating 6.8 7,211 reviews	Search Lufthansa flights
Asiana Airlines	PriceFrom $990	Free Cancellation	Rating 8.2 455 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $1,003	Free Cancellation	Rating 8.4 1,109 reviews	Search Korean Air flights

Korean Air Flights From London to Seoul
Korean Air operates around 7 flights from London to Seoul every week. The average price of these flights found in the last 72 hours has been $1,171, but momondo users have found Korean Air deals from London to Seoul from as low as $1,003 round-trip. Korean Air has been scored 8.4/10 in 1,109 reviews.
Asiana Airlines Flights From London to Seoul
Asiana Airlines is also a popular choice for this route. Asiana Airlines flight deals for London to Seoul start from as low as $990 round-trip, depending on your selected dates, with average Asiana Airlines deals seen on momondo around $1,373. Asiana Airlines operates 7 flights to Seoul from London in an average week. Users have rated it 8.2/10 across 455 reviews.

Why use momondo?

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

Finding the right flight to Seoul from London 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 Seoul quick and easy, saving you time and money.

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?

Once you have performed a search for London to Seoul flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for London to Seoul flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Seoul trip

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Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Seoul Gimpo Intl Airport

Incheon Intl Airport

Cheap flights from London to Seoul from $339

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 9/11. 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 and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from London to Seoul

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Lufthansa flights from London to Seoul

Our best Lufthansa deals on London to Seoul flight tickets

SWISS flights from London to Seoul

Our best SWISS deals on London to Seoul flight tickets

See travel insights to Seoul from

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?

The month of March is another great option to travel to Seoul, with average flight prices from London averaging around $609.

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?

Flying to Seoul from London at noon is the least expensive time of day to depart. momondo users have found prices as low as $704 when looking at flights departing at noon. In the evening is when there is more demand to fly to Seoul, so prices are often more expensive at around $1,191 per ticket.

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 are 4 cabin classes 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 14% 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 July 2025, prices for London to Seoul flights are approximately 24% cheaper when compared to flights at the same time last year.

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

Air China, China Southern, and China Eastern are the most popular carriers operating from London to Seoul

What airlines fly to Seoul?

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

The number of flights available between London and Seoul is 3 per day as of July 2025. The most frequent departure time is 7:00PM, with 100% of daily flights leaving in the evening.

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

As of July 2025, 21 flights take off from London and land in Seoul each week. The most common flight departure day for this route is Mon, with 14% of weekly 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

Best Price Found

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 many operators does momondo search 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?

What is the most popular airline from London to Seoul?

Best airlines flying from London to Seoul

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

Korean Air Flights From London to Seoul

Asiana Airlines Flights 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, organize 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