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Cheap flights from London Heathrow Airport to Seoul from C$ 463

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 25/2. 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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Find the cheapest flights from London Heathrow Airport to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:30 p.m. - 10:15 p.m.
LHR
-
ICN
15h 45m1 stop
Multiple Airlines Logo
1:05 p.m. - 8:25 p.m.
ICN
-
LHR
15h 20m1 stop
C$ 824Multiple Airlines
Sat, 17 Jan - Thu, 18 Jun
Etihad Airways Logo
7:20 p.m. - 9:55 p.m.
LHR
-
ICN
17h 35m1 stop
Etihad Airways Logo
11:45 p.m. - 12:05 p.m.
ICN
-
LHR
21h 20m1 stop
C$ 828Etihad Airways
Tue, 24 Feb - Sun, 22 Mar
Etihad Airways Logo
1:55 p.m. - 10:45 a.m.
LHR
-
ICN
35h 50m1 stop
Etihad Airways Logo
11:45 p.m. - 2:30 p.m.
ICN
-
LHR
23h 45m1 stop
C$ 829Etihad Airways
Thu, 26 Feb - Wed, 11 Mar
Scandinavian Airlines Logo
7:50 p.m. - 7:00 p.m.
LHR
-
ICN
38h 10m2 stops
Scandinavian Airlines Logo
11:45 p.m. - 4:00 p.m.
ICN
-
LHR
25h 15m1 stop
C$ 842Scandinavian Airlines
Mon, 9 Feb - Wed, 18 Feb
Scandinavian Airlines Logo
7:50 p.m. - 7:00 p.m.
LHR
-
ICN
38h 10m2 stops
Scandinavian Airlines Logo
11:45 p.m. - 9:20 a.m.
ICN
-
LHR
18h 35m1 stop
C$ 843Scandinavian Airlines
Mon, 9 Mar - Fri, 13 Mar
China Southern Logo
9:00 p.m. - 12:25 p.m.
LHR
-
GMP
31h 25m1 stop
China Southern Logo
1:25 p.m. - 6:05 p.m.
GMP
-
LHR
36h 40m1 stop
C$ 882China Southern
Thu, 14 May - Sun, 31 May
Japan Airlines Logo
8:35 a.m. - 10:55 a.m.
LHR
-
GMP
17h 20m1 stop
Japan Airlines Logo
7:40 p.m. - 6:25 a.m.
GMP
-
LHR
19h 45m1 stop
C$ 1,518Japan Airlines
Wed, 4 Feb - Sun, 8 Feb
Japan Airlines Logo
6:30 p.m. - 10:05 p.m.
LHR
-
GMP
18h 35m1 stop
Japan Airlines Logo
7:40 p.m. - 6:25 a.m.
GMP
-
LHR
19h 45m1 stop
C$ 1,525Japan Airlines
Sat, 17 Jan - Mon, 26 Jan
China Southern Logo
9:30 p.m. - 12:25 p.m.
LHR
-
GMP
29h 55m1 stop
China Southern Logo
1:25 p.m. - 6:45 p.m.
GMP
-
LHR
37h 20m2 stops
C$ 1,567China Southern
Sat, 17 Jan - Thu, 18 Jun
EVA Air Logo
9:35 p.m. - 6:10 p.m.
LHR
-
GMP
36h 35m2 stops
EVA Air Logo
1:50 p.m. - 7:20 p.m.
GMP
-
LHR
37h 30m2 stops
C$ 1,921EVA Air
Sun, 19 Apr - Sat, 23 May

Etihad Airways flights from London Heathrow Airport to Seoul

Our best Etihad Airways deals on London Heathrow Airport to Seoul flight tickets
Etihad Airways
24 Feb
LHR7:20 p.m.London Heathrow
17h 35m
1 stop
ICN9:55 p.m.Incheon Intl
22 Mar
ICN11:45 p.m.Incheon Intl
21h 20m
1 stop
LHR12:05 p.m.London Heathrow
C$ 828
Find similar
Etihad Airways
12 Jan
LHR1:55 p.m.London Heathrow
35h 50m
1 stop
ICN10:45 a.m.Incheon Intl
11 Feb
ICN5:50 p.m.Incheon Intl
29h 40m
1 stop
LHR2:30 p.m.London Heathrow
C$ 829
Find similar
Etihad Airways
17 Mar
LHR8:55 p.m.London Heathrow
16h 00m
1 stop
ICN9:55 p.m.Incheon Intl
24 Mar
ICN5:50 p.m.Incheon Intl
21h 50m
1 stop
LHR6:40 a.m.London Heathrow
C$ 832
Find similar

Lufthansa flights from London Heathrow Airport to Seoul

Our best Lufthansa deals on London Heathrow Airport to Seoul flight tickets
Lufthansa
11 Mar
LHR6:35 a.m.London Heathrow
19h 15m
2 stops
ICN10:50 a.m.Incheon Intl
20 Mar
ICN1:30 p.m.Incheon Intl
16h 30m
1 stop
LHR9:00 p.m.London Heathrow
C$ 860
Find similar
Lufthansa
9 Mar
LHR7:40 a.m.London Heathrow
18h 10m
2 stops
ICN10:50 a.m.Incheon Intl
17 Mar
ICN1:05 p.m.Incheon Intl
18h 15m
1 stop
LHR10:20 p.m.London Heathrow
C$ 937
Find similar
Lufthansa
3 Jun
LHR9:30 a.m.London Heathrow
16h 25m
1 stop
ICN9:55 a.m.Incheon Intl
23 Jun
ICN11:40 a.m.Incheon Intl
16h 00m
1 stop
LHR7:40 p.m.London Heathrow
C$ 942
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport to Seoul that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 7 January 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sat 17/1

9:30 p.m.-10:15 p.m.

1 stop15h 45m

Incheon Intl

Thu 18/6

1:05 p.m.-8:25 p.m.

1 stop15h 20m

C$ 824

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 24/2

7:20 p.m.-9:55 p.m.

1 stop17h 35m

Incheon Intl

Sun 22/3

11:45 p.m.-12:05 p.m.

1 stop21h 20m

C$ 828

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Thu 26/2

1:55 p.m.-10:45 a.m.

1 stop35h 50m

Incheon Intl

Wed 11/3

11:45 p.m.-2:30 p.m.

1 stop23h 45m

C$ 829

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 9/2

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

2 stops38h 10m

Incheon Intl

Wed 18/2

11:45 p.m.-4:00 p.m.

1 stop25h 15m

C$ 842

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 9/3

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

2 stops38h 10m

Incheon Intl

Fri 13/3

11:45 p.m.-9:20 a.m.

1 stop18h 35m

C$ 843

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Thu 14/5

9:00 p.m.-12:25 p.m.

1 stop31h 25m

Seoul Gimpo Intl

Sun 31/5

1:25 p.m.-6:05 p.m.

1 stop36h 40m

C$ 882

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Wed 4/2

8:35 a.m.-10:55 a.m.

1 stop17h 20m

Seoul Gimpo Intl

Sun 8/2

7:40 p.m.-6:25 a.m.

1 stop19h 45m

C$ 1,518

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Sat 17/1

6:30 p.m.-10:05 p.m.

1 stop18h 35m

Seoul Gimpo Intl

Mon 26/1

7:40 p.m.-6:25 a.m.

1 stop19h 45m

C$ 1,525

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Sat 17/1

9:30 p.m.-12:25 p.m.

1 stop29h 55m

Seoul Gimpo Intl

Thu 18/6

1:25 p.m.-6:45 p.m.

2 stops37h 20m

C$ 1,567

LondonSeoul

LHR - GMP

LHRGMP

London Heathrow

Sun 19/4

9:35 p.m.-6:10 p.m.

2 stops36h 35m

Seoul Gimpo Intl

Sat 23/5

1:50 p.m.-7:20 p.m.

2 stops37h 30m

C$ 1,921

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seoul from

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

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 C$ 806, 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 January is your next best option. Flight prices from London Heathrow Airport to Seoul during January average around C$ 880.

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 C$ 1,296 when searching weeks out. 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 C$ 1,087 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 59% 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 January 2026, prices for London Heathrow Airport to Seoul flights are approximately 5% cheaper 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 round-trip 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

Fastest flight time

12h 35m

Direct flights

Every day

Airports in Seoul

2 airports
The fastest flight from London Heathrow Airport to Seoul takes 12h 35m
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?

    London Heathrow and Seoul are 8870.7 km apart from one another. Typically, this will take 12h 35m by plane in normal conditions.

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

    Prices for flights from London Heathrow Airport to Seoul are updated daily.

  • 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 necessary travel and health documents for your Seoul trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Seoul?

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?

momondo does allow users to show only those flights to Seoul from London which offer a flexible booking policy as well as other useful filters and features.

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?

If you are simply researching potential flights to Seoul, momondo offers a useful price alert feature which will track prices for flights to Seoul from London and alert you when they change.

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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
Seoul Gimpo Intl Airport
Incheon Intl Airport