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Cheap flights from London to Seoul from C$ 600

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 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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Cheap round-trip flights

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Multiple Airlines Logo
5:05 p.m. - 4:55 p.m.
LHR
-
ICN
14h 50m1 stop
Multiple Airlines Logo
12:40 p.m. - 9:25 p.m.
ICN
-
LHR
17h 45m1 stop
C$ 770Multiple Airlines
Fri, 16 Jan - Fri, 30 Jan
Multiple Airlines Logo
3:45 p.m. - 4:55 p.m.
LHR
-
ICN
16h 10m1 stop
Multiple Airlines Logo
12:40 p.m. - 9:25 p.m.
ICN
-
LHR
17h 45m1 stop
C$ 771Multiple Airlines
Wed, 14 Jan - Thu, 22 Jan
KLM Logo
5:50 p.m. - 4:55 p.m.
LCY
-
ICN
14h 05m1 stop
KLM Logo
11:05 p.m. - 9:30 a.m.
ICN
-
LCY
19h 25m1 stop
C$ 812KLM
Fri, 16 Jan - Fri, 23 Jan
Etihad Airways Logo
8:55 p.m. - 10:45 a.m.
LHR
-
ICN
28h 50m1 stop
Etihad Airways Logo
5:50 p.m. - 12:05 p.m.
ICN
-
LHR
27h 15m1 stop
C$ 821Etihad Airways
Mon, 2 Feb - Sat, 28 Feb
Etihad Airways Logo
1:55 p.m. - 9:55 p.m.
LHR
-
ICN
23h 00m1 stop
Etihad Airways Logo
5:50 p.m. - 6:40 a.m.
ICN
-
LHR
21h 50m1 stop
C$ 825Etihad Airways
Sun, 1 Mar - Sun, 8 Mar
KLM Logo
5:50 p.m. - 4:55 p.m.
LCY
-
ICN
14h 05m1 stop
KLM Logo
11:05 p.m. - 8:50 a.m.
ICN
-
LCY
18h 45m1 stop
C$ 837KLM
Thu, 8 Jan - Sun, 1 Feb
Lufthansa Logo
11:10 a.m. - 11:15 a.m.
LHR
-
ICN
15h 05m1 stop
Lufthansa Logo
1:05 p.m. - 8:05 a.m.
ICN
-
LHR
28h 00m2 stops
C$ 840Lufthansa
Tue, 10 Mar - Wed, 18 Mar
Shenzhen Airlines Logo
9:10 p.m. - 1:55 p.m.
LHR
-
ICN
31h 45m1 stop
Shenzhen Airlines Logo
2:55 p.m. - 7:10 p.m.
ICN
-
LHR
37h 15m1 stop
C$ 848Shenzhen Airlines
Fri, 6 Mar - Fri, 20 Mar
Shenzhen Airlines Logo
9:10 p.m. - 3:45 p.m.
LHR
-
ICN
33h 35m1 stop
Shenzhen Airlines Logo
4:45 p.m. - 7:10 p.m.
ICN
-
LHR
35h 25m1 stop
C$ 850Shenzhen Airlines
Mon, 5 Jan - Fri, 23 Jan
Lufthansa Logo
9:30 a.m. - 10:50 a.m.
LHR
-
ICN
16h 20m1 stop
Lufthansa Logo
1:30 p.m. - 9:00 p.m.
ICN
-
LHR
16h 30m1 stop
C$ 852Lufthansa
Tue, 3 Feb - Mon, 23 Feb

KLM flights from London to Seoul

Our best KLM deals on London to Seoul flight tickets
KLM
16 Jan
LCY5:50 p.m.London City
14h 05m
1 stop
ICN4:55 p.m.Incheon Intl
23 Jan
ICN11:05 p.m.Incheon Intl
19h 25m
1 stop
LCY9:30 a.m.London City
C$ 812
Find similar
KLM
8 Jan
LCY5:50 p.m.London City
14h 05m
1 stop
ICN4:55 p.m.Incheon Intl
1 Feb
ICN11:05 p.m.Incheon Intl
18h 45m
1 stop
LCY8:50 a.m.London City
C$ 837
Find similar
KLM
9 Apr
LHR5:10 p.m.London Heathrow
15h 15m
1 stop
ICN4:25 p.m.Incheon Intl
26 Apr
ICN11:55 a.m.Incheon Intl
17h 00m
1 stop
LHR8:55 p.m.London Heathrow
C$ 839
Find similar

Etihad Airways flights from London to Seoul

Our best Etihad Airways deals on London to Seoul flight tickets
Etihad Airways
2 Feb
LHR8:55 p.m.London Heathrow
28h 50m
1 stop
ICN10:45 a.m.Incheon Intl
28 Feb
ICN5:50 p.m.Incheon Intl
27h 15m
1 stop
LHR12:05 p.m.London Heathrow
C$ 821
Find similar
Etihad Airways
1 Mar
LHR1:55 p.m.London Heathrow
23h 00m
1 stop
ICN9:55 p.m.Incheon Intl
8 Mar
ICN5:50 p.m.Incheon Intl
21h 50m
1 stop
LHR6:40 a.m.London Heathrow
C$ 825
Find similar
Etihad Airways
3 Feb
LHR8:50 a.m.London Heathrow
16h 55m
1 stop
ICN10:45 a.m.Incheon Intl
26 Feb
ICN5:50 p.m.Incheon Intl
21h 50m
1 stop
LHR6:40 a.m.London Heathrow
C$ 858
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London 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 14 December 2025.
Use the filters below to find and compare flights from London to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Fri 16/1

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

1 stop14h 50m

Incheon Intl

Fri 30/1

12:40 p.m.-9:25 p.m.

1 stop17h 45m

C$ 770

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Wed 14/1

3:45 p.m.-4:55 p.m.

1 stop16h 10m

Incheon Intl

Thu 22/1

12:40 p.m.-9:25 p.m.

1 stop17h 45m

C$ 771

LondonIncheon

LCY - ICN

LCYICN

London City

Fri 16/1

5:50 p.m.-4:55 p.m.

1 stop14h 05m

Incheon Intl

Fri 23/1

11:05 p.m.-9:30 a.m.

1 stop19h 25m

C$ 812

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 2/2

8:55 p.m.-10:45 a.m.

1 stop28h 50m

Incheon Intl

Sat 28/2

5:50 p.m.-12:05 p.m.

1 stop27h 15m

C$ 821

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Sun 1/3

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

1 stop23h 00m

Incheon Intl

Sun 8/3

5:50 p.m.-6:40 a.m.

1 stop21h 50m

C$ 825

LondonIncheon

LCY - ICN

LCYICN

London City

Thu 8/1

5:50 p.m.-4:55 p.m.

1 stop14h 05m

Incheon Intl

Sun 1/2

11:05 p.m.-8:50 a.m.

1 stop18h 45m

C$ 837

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 10/3

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

1 stop15h 05m

Incheon Intl

Wed 18/3

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

2 stops28h 00m

C$ 840

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Fri 6/3

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

1 stop31h 45m

Incheon Intl

Fri 20/3

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

1 stop37h 15m

C$ 848

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Mon 5/1

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

1 stop33h 35m

Incheon Intl

Fri 23/1

4:45 p.m.-7:10 p.m.

1 stop35h 25m

C$ 850

LondonIncheon

LHR - ICN

LHRICN

London Heathrow

Tue 3/2

9:30 a.m.-10:50 a.m.

1 stop16h 20m

Incheon Intl

Mon 23/2

1:30 p.m.-9:00 p.m.

1 stop16h 30m

C$ 852

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 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 cheapest month to fly to Seoul from London is in November. Flight prices, which tend to average around C$ 800, 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$ 877.

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$ 923. In the evening is when there is more demand to fly to Seoul, so prices are often more expensive at around C$ 1,979 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$ 1,290 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$ 1,099 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 December 2025, prices for London to Seoul flights are approximately 36% 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 20m

Direct flights

Every day

Airports in Seoul

2 airports
The fastest flight from London to Seoul takes 12h 20m
Direct flights go from London to Seoul every day.
There are 2 airports in Seoul. From London there are direct flights to 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 12h 20m.

  • 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?

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

Airports listed have a maximum distance of 48.8 km from Seoul
Seoul Gimpo Intl Airport
Incheon Intl Airport