Cheap Flights from London (LHR) to Seoul (ICN) from HK$3,127~

View HK$3,127 flight on Sun, 30 Nov 2025Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Incheon Intl. Airport (ICN)

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Find Cheap Flights from London (LHR) to Seoul (ICN)

Prices were available within the past 7 days and start at HK$3,127 for one-way flights and HK$4,214 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Southern Airlines
Wed, 29 Oct - Fri, 7 Nov
LHR
London
ICN
Seoul
HK$4,214 Return, found 4 days ago
HK$4,214
Return
found 4 days ago
Select China Southern Airlines flight, departing Wed, 29 Oct from London to Seoul, returning Fri, 7 Nov, priced at HK$4,214 found 4 days ago
Shenzhen Airlines
Sun, 26 Oct - Thu, 6 Nov
LHR
London
ICN
Seoul
HK$4,864 Return, found 4 days ago
HK$4,864
Return
found 4 days ago
Select Shenzhen Airlines flight, departing Sun, 26 Oct from London to Seoul, returning Thu, 6 Nov, priced at HK$4,864 found 4 days ago
LOT-Polish Airlines
Sun, 26 Oct - Tue, 4 Nov
LHR
London
ICN
Seoul
HK$5,675 Return, found 4 days ago
HK$5,675
Return
found 4 days ago
Select LOT-Polish Airlines flight, departing Sun, 26 Oct from London to Seoul, returning Tue, 4 Nov, priced at HK$5,675 found 4 days ago
Lufthansa
Thu, 22 Jan - Wed, 28 Jan
LHR
London
ICN
Seoul
HK$5,722 Return, found 20 hours ago
HK$5,722
Return
found 20 hours ago
Select Lufthansa flight, departing Thu, 22 Jan from London to Seoul, returning Wed, 28 Jan, priced at HK$5,722 found 20 hours ago
Etihad Airways
Mon, 1 Sep - Mon, 22 Sep
LHR
London
ICN
Seoul
HK$5,851 Return, found 1 day ago
HK$5,851
Return
found 1 day ago
Select Etihad Airways flight, departing Mon, 1 Sep from London to Seoul, returning Mon, 22 Sep, priced at HK$5,851 found 1 day ago
Scandinavian Airlines
Thu, 6 Nov - Wed, 12 Nov
LHR
London
ICN
Seoul
HK$6,051 Return, found 5 days ago
HK$6,051
Return
found 5 days ago
Select Scandinavian Airlines flight, departing Thu, 6 Nov from London to Seoul, returning Wed, 12 Nov, priced at HK$6,051 found 5 days ago
Turkish Airlines
Wed, 26 Nov - Thu, 11 Dec
LHR
London
ICN
Seoul
HK$6,918 Return, found 1 day ago
HK$6,918
Return
found 1 day ago
Select Turkish Airlines flight, departing Wed, 26 Nov from London to Seoul, returning Thu, 11 Dec, priced at HK$6,918 found 1 day ago
Air France
Mon, 19 Jan - Mon, 2 Feb
LHR
London
ICN
Seoul
HK$7,383 Return, found 1 day ago
HK$7,383
Return
found 1 day ago
Select Air France flight, departing Mon, 19 Jan from London to Seoul, returning Mon, 2 Feb, priced at HK$7,383 found 1 day ago
China Eastern Airlines
Thu, 6 Nov - Thu, 13 Nov
LHR
London
ICN
Seoul
HK$7,537 Return, found 1 day ago
HK$7,537
Return
found 1 day ago
Select China Eastern Airlines flight, departing Thu, 6 Nov from London to Seoul, returning Thu, 13 Nov, priced at HK$7,537 found 1 day ago
Vietnam Airlines
Sat, 1 Nov - Mon, 24 Nov
LHR
London
ICN
Seoul
HK$7,701 Return, found 3 days ago
HK$7,701
Return
found 3 days ago
Select Vietnam Airlines flight, departing Sat, 1 Nov from London to Seoul, returning Mon, 24 Nov, priced at HK$7,701 found 3 days ago

Find the cheapest month to fly from London (LHR) to Seoul (ICN)

March is typically the cheapest month to fly

From HK$3,726 - HK$7,586 per traveller.

Graph displaying average flight prices per month

London to Seoul route information
Origin airport
Heathrow
Destination airport
Incheon Intl.
Airlines serving
Air Canada, Air France, Asiana Airlines, Cathay Pacific, China Airlines, China Southern Airlines, EVA Airways, Emirates, Etihad Airways, Finnair, Korean Air, Lufthansa, Malaysia Airlines, Qatar Airways, Swiss International Air Lines, Thai Airways International, Turkish Airlines, United, Vietnam Airlines, Virgin Atlantic
Return price
HK$4,214
Distance
8809 km
Average flight time
20 hours 45 mins

Flights from London to Incheon

Book cheap flights from London (LHR) to Incheon (ICN) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from London (LHR) to Incheon (ICN) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your London (LHR) to Incheon (ICN) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Incheon flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Incheon and things to do in Incheon for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Incheon more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Incheon is HK$3,127 now!

 

Frequently asked questions

How much is a flight from Heathrow Airport to Incheon Intl. Airport (ICN)?
Start packing your suitcase, because round-trip flights from LHR to ICN start from HK$4,214. That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can increase quickly, so book now to score the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Heathrow Airport to Incheon Intl. Airport (ICN)?
This differs between air carriers, as each has its own terms and conditions. Visit the Customer Service Portal, where there are instructions on how to cancel online.
How do I find cheap flights from Heathrow Airport to Seoul–Incheon Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Heathrow Airport (LHR) to Incheon Intl. Airport (ICN) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from London Heathrow to ICN?
The distance is around 8,900 kilometers, so pack your carry-on bag with all the things you need to make your journey comfortable. Wondering what to take on board your Hounslow to South Korea flight? A sleep mask, earplugs and a travel pillow are among the essentials.
Which airlines fly direct from LHR to Incheon Intl. Airport (ICN)?
With 30 flights a month operating from LHR to Incheon Airport, Korean Air (KE) is a popular choice. Asiana Airlines (OZ) is another popular choice. It offers 30 flights each month. Between these two airlines, you'll be able to find a great deal from Hounslow to South Korea.
Are Heathrow Airport (LHR) to Seoul–Incheon Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes pick up a bargain, with some super cheap airfares from London Heathrow to Seoul–Incheon Intl. Airport arising a few weeks before the date of departure. If you'd rather book ahead of time, Expedia compares and updates all the best flight deals regularly — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines quote prices so far in advance.

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