What is the most punctual flight time for London to Seoul flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

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

As of November 2025, 3 flights take off from London and land in Seoul each day. The most common flight departure time for this route is 6:00p.m., with 100% of daily flights taking off in the evening.

How often are flights from London to Seoul delayed?

Historically, on average around 0% of flights between London and Seoul have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

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

21 flights are operational weekly from London to Seoul as of November 2025. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

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

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

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

Prices for flights from London to Seoul refresh daily.

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 layovers. 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 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.

C$ 610 Cheap Flights from London to Seoul in 2025/26

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Cheap round-trip flights

Enter your travel dates to find the best prices.

8:25 p.m. - 4:35 p.m.LHR-ICN

35h 10m1 stop

2:55 p.m. - 8:15 p.m.ICN-LHR

38h 20m1 stop

C$ 701Air China

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Mon, 12 Jan - Mon, 19 Jan

9:00 p.m. - 11:15 a.m.LHR-ICN

29h 15m2 stops

2:55 p.m. - 8:15 p.m.ICN-LHR

38h 20m1 stop

C$ 710Multiple Airlines

Find Deal

Mon, 12 Jan - Mon, 19 Jan

6:35 a.m. - 11:15 a.m.LHR-ICN

19h 40m1 stop

1:30 p.m. - 10:55 p.m.ICN-LHR

18h 25m1 stop

C$ 824Lufthansa

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Thu, 5 Feb - Sun, 15 Feb

11:10 a.m. - 11:15 a.m.LHR-ICN

15h 05m1 stop

1:30 p.m. - 10:55 p.m.ICN-LHR

18h 25m1 stop

C$ 827Lufthansa

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Thu, 15 Jan - Fri, 30 Jan

7:40 a.m. - 11:15 a.m.LHR-ICN

18h 35m1 stop

1:05 p.m. - 8:05 a.m.ICN-LHR

28h 00m2 stops

C$ 844Lufthansa

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Thu, 5 Feb - Thu, 19 Feb

9:10 p.m. - 1:55 p.m.LHR-ICN

31h 45m1 stop

2:55 p.m. - 7:10 p.m.ICN-LHR

37h 15m1 stop

C$ 851Shenzhen Airlines

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Fri, 2 Jan - Fri, 30 Jan

9:10 p.m. - 3:45 p.m.LHR-ICN

33h 35m1 stop

2:55 p.m. - 7:10 p.m.ICN-LHR

37h 15m1 stop

C$ 852Shenzhen Airlines

Find Deal

Mon, 5 Jan - Thu, 29 Jan

7:50 p.m. - 7:00 p.m.LHR-ICN

38h 10m2 stops

11:45 p.m. - 4:25 p.m.ICN-LHR

25h 40m2 stops

C$ 856Scandinavian Airlines

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Mon, 2 Mar - Mon, 9 Mar

5:05 p.m. - 4:55 p.m.LCY-ICN

14h 50m1 stop

11:05 p.m. - 7:15 a.m.ICN-LCY

17h 10m1 stop

C$ 1,208KLM

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Thu, 15 Jan - Thu, 29 Jan

5:05 p.m. - 4:55 p.m.LCY-ICN

14h 50m1 stop

11:05 p.m. - 7:15 a.m.ICN-LCY

17h 10m1 stop

C$ 1,218KLM

Find Deal

Thu, 12 Mar - Thu, 19 Mar

Shenzhen Airlines flights from London to Seoul

Our best Shenzhen Airlines deals on London to Seoul flight tickets

Shenzhen Airlines

2 Jan

LHR9:10 p.m.London Heathrow

31h 45m

1 stop

ICN1:55 p.m.Incheon Intl

30 Jan

ICN2:55 p.m.Incheon Intl

37h 15m

1 stop

LHR7:10 p.m.London Heathrow

C$ 851

Find similar

Shenzhen Airlines

5 Jan

LHR9:10 p.m.London Heathrow

31h 45m

1 stop

ICN1:55 p.m.Incheon Intl

22 Jan

ICN4:45 p.m.Incheon Intl

35h 25m

1 stop

LHR7:10 p.m.London Heathrow

C$ 852

Find similar

Shenzhen Airlines

3 Jan

LHR9:10 p.m.London Heathrow

33h 35m

1 stop

ICN3:45 p.m.Incheon Intl

20 Jan

ICN4:45 p.m.Incheon Intl

35h 25m

1 stop

LHR7:10 p.m.London Heathrow

C$ 855

Find similar

SWISS flights from London to Seoul

Our best SWISS deals on London to Seoul flight tickets

SWISS

7 Apr

LCY9:25 a.m.London City

14h 55m

1 stop

ICN8:20 a.m.Incheon Intl

15 Apr

ICN10:05 a.m.Incheon Intl

16h 40m

1 stop

LCY6:45 p.m.London City

C$ 1,321

Find similar

SWISS

31 Mar

LCY9:25 a.m.London City

14h 55m

1 stop

ICN8:20 a.m.Incheon Intl

8 Apr

ICN10:05 a.m.Incheon Intl

16h 40m

1 stop

LCY6:45 p.m.London City

C$ 1,600

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 12/1

8:25 p.m.-4:35 p.m.

1 stop35h 10m

Incheon Intl

Mon 19/1

2:55 p.m.-8:15 p.m.

1 stop38h 20m

C$ 701

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 12/1

9:00 p.m.-11:15 a.m.

2 stops29h 15m

Incheon Intl

Mon 19/1

2:55 p.m.-8:15 p.m.

1 stop38h 20m

C$ 710

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Thu 5/2

6:35 a.m.-11:15 a.m.

1 stop19h 40m

Incheon Intl

Sun 15/2

1:30 p.m.-10:55 p.m.

1 stop18h 25m

C$ 824

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Thu 15/1

11:10 a.m.-11:15 a.m.

1 stop15h 05m

Incheon Intl

Fri 30/1

1:30 p.m.-10:55 p.m.

1 stop18h 25m

C$ 827

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Thu 5/2

7:40 a.m.-11:15 a.m.

1 stop18h 35m

Incheon Intl

Thu 19/2

1:05 p.m.-8:05 a.m.

2 stops28h 00m

C$ 844

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Fri 2/1

9:10 p.m.-1:55 p.m.

1 stop31h 45m

Incheon Intl

Fri 30/1

2:55 p.m.-7:10 p.m.

1 stop37h 15m

C$ 851

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 5/1

9:10 p.m.-3:45 p.m.

1 stop33h 35m

Incheon Intl

Thu 29/1

2:55 p.m.-7:10 p.m.

1 stop37h 15m

C$ 852

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 2/3

7:50 p.m.-7:00 p.m.

2 stops38h 10m

Incheon Intl

Mon 9/3

11:45 p.m.-4:25 p.m.

2 stops25h 40m

C$ 856

LondonIncheon

LCY - ICN

LCYICN

London City

Thu 15/1

5:05 p.m.-4:55 p.m.

1 stop14h 50m

Incheon Intl

Thu 29/1

11:05 p.m.-7:15 a.m.

1 stop17h 10m

C$ 1,208

LondonIncheon

LCY - ICN

LCYICN

London City

Thu 12/3

5:05 p.m.-4:55 p.m.

1 stop14h 50m

Incheon Intl

Thu 19/3

11:05 p.m.-7:15 a.m.

1 stop17h 10m

C$ 1,218

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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

Delays

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 C$ 810, are often lower during this time because this is during the off-season. If you’re not able to fly to Seoul in November, then May is your next best option. Flight prices from London to Seoul during May average around C$ 896.

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

The cheapest time of day to fly to Seoul is in the morning when flights can be purchased for as low as C$ 946. In the evening is when there is more demand to fly to Seoul, so prices are often more expensive at around C$ 2,028 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 C$ 1,311 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 C$ 1,134 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 63% 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 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

Fastest flight time	12h 40m
Direct flights	Every day
Airports in Seoul	1 airport

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

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. A reasonable flight in good conditions will take 14h 05m.
When did momondo last update prices for flights from London to Seoul?
Prices for flights from London to Seoul refresh daily.
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 layovers. 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 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 to Seoul?
Based on momondo bookings for flights between London and Seoul, the leading plane model is Boeing 777-300ER, making up 31.90% of the total bookings. Other popular models include Airbus A350-900 with 30.49%, Boeing 787-9 Dreamliner with 14.54%, and Airbus A350-1000 with 8.84%.

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 recognizable 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?

All flight searches from London to Seoul on momondo can be filtered to show those which offer flexible booking policies.

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?

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.

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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 C$ 612

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 21/2. 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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Shenzhen Airlines flights from London to Seoul

Our best Shenzhen Airlines deals on London to Seoul flight tickets

SWISS flights from London to Seoul

Our best SWISS 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 time of day to depart on your flight to Seoul?

The cheapest time of day to fly to Seoul is in the morning when flights can be purchased for as low as C$ 946. In the evening is when there is more demand to fly to Seoul, so prices are often more expensive at around C$ 2,028 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 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 63% 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?

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

How often are flights from London to Seoul delayed?

Historically, on average around 0% of flights between London and Seoul have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

What is the most punctual flight time for London to Seoul flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

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

As of November 2025, 3 flights take off from London and land in Seoul each day. The most common flight departure time for this route is 6:00p.m., with 100% of daily flights taking off in the evening.

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

21 flights are operational weekly from London to Seoul as of November 2025. The most popular departure day for this route is Mon, with 14% of flights per week 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, 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 48.8 km from Seoul