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

As of October 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.

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 October 2025. The most frequent departure time is 7:00PM, with 100% of daily flights leaving in the evening.

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

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

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

Flights via Shanghai (PVG) offer the lowest average round-trip price of $417.

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

Beijing (PEK) was the most common stop: 30% of momondo users choosing 1-stop flights on this route connected there.

Which layover 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.

What airlines fly to Seoul?

Lufthansa, Korean Air and Asiana Airlines are the top three most popular airlines that fly to Seoul from London according to our data. Lufthansa is the first choice among our users, with 35% 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.

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

Abu Dhabi (AUH) has the shortest average layover time for this route: 2h 23m.

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 October 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.

$340 Cheap Flights from London to Seoul in 2025/26

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 $584 to $1,078. The lowest price recently found on this route was $505.

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8:25 pm - 1:05 pmLHR-GMP

31h 40m1 stop

2:25 pm - 5:50 pmGMP-LHR

36h 25m1 stop

$505Air China

Find Deal

Sun, Nov 9 - Sun, Nov 16

8:25 pm - 1:05 pmLHR-GMP

31h 40m1 stop

2:25 pm - 3:55 pmGMP-LHR

34h 30m1 stop

$509Air China

Find Deal

Mon, Nov 10 - Mon, Nov 17

10:30 am - 11:55 amLGW-ICN

16h 25m1 stop

6:25 pm - 6:30 amICN-LGW

21h 05m1 stop

$509China Eastern

Find Deal

Wed, Jan 7 - Thu, Jan 22

9:30 pm - 12:25 pmLHR-GMP

29h 55m1 stop

1:30 pm - 5:55 pmGMP-LHR

37h 25m1 stop

$517China Southern

Find Deal

Tue, Nov 11 - Thu, Nov 20

10:00 pm - 9:50 pmLHR-ICN

38h 50m1 stop

2:50 pm - 6:35 pmICN-LHR

36h 45m1 stop

$517China Southern

Find Deal

Sun, Nov 9 - Thu, Nov 20

10:30 am - 3:20 pmLGW-ICN

19h 50m1 stop

2:50 pm - 6:55 amICN-LGW

25h 05m2 stops

$520Multiple Airlines

Find Deal

Mon, Nov 10 - Mon, Nov 17

5:00 pm - 11:00 amLGW-ICN

33h 00m2 stops

2:20 pm - 6:30 amICN-LGW

25h 10m2 stops

$523China Eastern

Find Deal

Mon, Nov 10 - Mon, Nov 17

9:00 pm - 10:55 amLHR-ICN

28h 55m2 stops

1:10 pm - 3:55 pmICN-LHR

35h 45m1 stop

$533Multiple Airlines

Find Deal

Sun, Nov 9 - Sun, Nov 16

11:10 am - 11:15 amLHR-ICN

15h 05m1 stop

1:30 pm - 9:00 pmICN-LHR

16h 30m1 stop

$574Lufthansa

Find Deal

Sun, Feb 1 - Sun, Feb 15

8:45 am - 11:15 amLHR-ICN

17h 30m1 stop

1:30 pm - 10:55 pmICN-LHR

18h 25m1 stop

$575Lufthansa

Find Deal

Tue, Mar 3 - Wed, Mar 18

China Eastern flights from London to Seoul

Our best China Eastern deals on London to Seoul flight tickets

China Eastern

Jan 7

LGW10:30 amLondon Gatwick

16h 25m

1 stop

ICN11:55 amIncheon Intl

Jan 22

ICN6:25 pmIncheon Intl

21h 05m

1 stop

LGW6:30 amLondon Gatwick

$509

Find similar

China Eastern

Nov 10

LGW5:00 pmLondon Gatwick

33h 00m

2 stops

ICN11:00 amIncheon Intl

Nov 17

ICN2:20 pmIncheon Intl

25h 10m

2 stops

LGW6:30 amLondon Gatwick

$523

Find similar

China Eastern

Jan 7

LHR9:00 pmLondon Heathrow

14h 45m

1 stop

ICN8:45 pmIncheon Intl

Jan 22

ICN12:55 pmIncheon Intl

37h 35m

1 stop

LHR5:30 pmLondon Heathrow

$531

Find similar

Lufthansa flights from London to Seoul

Our best Lufthansa deals on London to Seoul flight tickets

Lufthansa

Feb 1

LHR11:10 amLondon Heathrow

15h 05m

1 stop

ICN11:15 amIncheon Intl

Feb 15

ICN1:30 pmIncheon Intl

16h 30m

1 stop

LHR9:00 pmLondon Heathrow

$574

Find similar

Lufthansa

Mar 3

LHR8:45 amLondon Heathrow

17h 30m

1 stop

ICN11:15 amIncheon Intl

Mar 18

ICN1:30 pmIncheon Intl

18h 25m

1 stop

LHR10:55 pmLondon Heathrow

$575

Find similar

Lufthansa

Feb 1

LHR11:10 amLondon Heathrow

15h 05m

1 stop

ICN11:15 amIncheon Intl

Feb 19

ICN1:05 pmIncheon Intl

16h 45m

1 stop

LHR8:50 pmLondon Heathrow

$585

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Sun 11/9

8:25 pm-1:05 pm

1 stop31h 40m

Seoul Gimpo Intl

Sun 11/16

2:25 pm-5:50 pm

1 stop36h 25m

$505

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Mon 11/10

8:25 pm-1:05 pm

1 stop31h 40m

Seoul Gimpo Intl

Mon 11/17

2:25 pm-3:55 pm

1 stop34h 30m

$509

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Wed 1/7

10:30 am-11:55 am

1 stop16h 25m

Incheon Intl

Thu 1/22

6:25 pm-6:30 am

1 stop21h 05m

$509

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Tue 11/11

9:30 pm-12:25 pm

1 stop29h 55m

Seoul Gimpo Intl

Thu 11/20

1:30 pm-5:55 pm

1 stop37h 25m

$517

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sun 11/9

10:00 pm-9:50 pm

1 stop38h 50m

Incheon Intl

Thu 11/20

2:50 pm-6:35 pm

1 stop36h 45m

$517

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Mon 11/10

10:30 am-3:20 pm

1 stop19h 50m

Incheon Intl

Mon 11/17

2:50 pm-6:55 am

2 stops25h 05m

$520

LondonIncheon

LGW - ICN

LGWICN

London Gatwick

Mon 11/10

5:00 pm-11:00 am

2 stops33h 00m

Incheon Intl

Mon 11/17

2:20 pm-6:30 am

2 stops25h 10m

$523

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sun 11/9

9:00 pm-10:55 am

2 stops28h 55m

Incheon Intl

Sun 11/16

1:10 pm-3:55 pm

1 stop35h 45m

$533

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sun 2/1

11:10 am-11:15 am

1 stop15h 05m

Incheon Intl

Sun 2/15

1:30 pm-9:00 pm

1 stop16h 30m

$574

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 3/3

8:45 am-11:15 am

1 stop17h 30m

Incheon Intl

Wed 3/18

1:30 pm-10:55 pm

1 stop18h 25m

$575

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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

Layovers

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 May is another great option to travel to Seoul, with average flight prices from London averaging around $632.

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

According to our data, Saturday is the cheapest day to fly to Seoul from London. The lowest ticket price found for a Saturday departure recently was $1,177. 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 Thursday, with ticket prices averaging around $1,286.

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 $1,233 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 $935 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 $831 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 22% 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 October 2025, prices for London to Seoul flights are approximately 34% 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	$673
Fastest flight time	12h 35m
Direct flights	Every day
Airports in Seoul	1 airport

The best one-way flight to Seoul from London in the past 72 hours is $673. The best round-trip flight deal from London to Seoul found on momondo in the last 72 hours is $1,248.

The fastest flight from London to Seoul takes 12h 35m

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 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 October 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 Airbus A350-900 (29.56% of total bookings). The next most popular plane models are Boeing 777-300ER (26.10%), Airbus A350-1000 (14.09%), and Boeing 787-9 Dreamliner (12.66%).
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 32% of the total bookings. Other popular airlines include China Southern with 20%, Lufthansa with 15%, and Asiana Airlines with 10%.

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 $574	Free Cancellation	Rating 7.2 114 reviews	Search Air China flights
Lufthansa	PriceFrom $620	Free Cancellation	Rating 6.8 7,489 reviews	Search Lufthansa flights
Korean Air	PriceFrom $821	Free Cancellation	Rating 8.4 1,149 reviews	Search Korean Air flights
Asiana Airlines	PriceFrom $990	Free Cancellation	Rating 8.2 486 reviews	Search Asiana Airlines 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 $821 round-trip. Korean Air has been scored 8.4/10 in 1,149 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 486 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 $340

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 11/6. 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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Filter for what you want

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Cheap round-trip flights

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China Eastern flights from London to Seoul

Our best China Eastern deals on London to Seoul flight tickets

Lufthansa flights from London to Seoul

Our best Lufthansa 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?

The month of May is another great option to travel to Seoul, with average flight prices from London averaging around $632.

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 $1,233 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 22% 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 October 2025, prices for London to Seoul flights are approximately 34% cheaper when compared to flights at the same time last year.

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

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

What airlines fly to Seoul?

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

Beijing (PEK) was the most common stop: 30% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Shanghai (PVG) offer the lowest average round-trip price of $417.

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

Abu Dhabi (AUH) has the shortest average layover time for this route: 2h 23m.

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 October 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 October 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