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S$590 Cheap Flights from London to Seoul

View S$590 flight on Fri, 13 Nov, 2026Opens in a new window

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

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Cheap Flights from London to Seoul (LHR-ICN)

Prices were available within the past 7 days and start at S$590 for one-way flights and S$812 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Shenzhen Airlines
Sun, 15 Nov - Sun, 22 Nov
LHR
London
ICN
Seoul
S$812 Return, found 5 days ago
S$812
Return
found 5 days ago
Select Shenzhen Airlines flight, departing Sun, 15 Nov from London to Seoul, returning Sun, 22 Nov, priced at S$812 found 5 days ago
Lufthansa
Thu, 26 Nov - Wed, 2 Dec
LHR
London
ICN
Seoul
S$856 Return, found 4 days ago
S$856
Return
found 4 days ago
Select Lufthansa flight, departing Thu, 26 Nov from London to Seoul, returning Wed, 2 Dec, priced at S$856 found 4 days ago
China Southern Airlines
Thu, 26 Nov - Wed, 2 Dec
LHR
London
ICN
Seoul
S$874 Return, found 4 days ago
S$874
Return
found 4 days ago
Select China Southern Airlines flight, departing Thu, 26 Nov from London to Seoul, returning Wed, 2 Dec, priced at S$874 found 4 days ago
Air China
Thu, 5 Nov - Tue, 10 Nov
LHR
London
ICN
Seoul
S$933 Return, found 1 day ago
S$933
Return
found 1 day ago
Select Air China flight, departing Thu, 5 Nov from London to Seoul, returning Tue, 10 Nov, priced at S$933 found 1 day ago
Air India
Wed, 5 Aug - Wed, 12 Aug
LHR
London
ICN
Seoul
S$962 Return, found 6 hours ago
S$962
Return
found 6 hours ago
Select Air India flight, departing Wed, 5 Aug from London to Seoul, returning Wed, 12 Aug, priced at S$962 found 6 hours ago
KLM
Thu, 26 Nov - Wed, 2 Dec
LHR
London
ICN
Seoul
S$1,067 Return, found 4 days ago
S$1,067
Return
found 4 days ago
Select KLM flight, departing Thu, 26 Nov from London to Seoul, returning Wed, 2 Dec, priced at S$1,067 found 4 days ago
Etihad Airways
Thu, 5 Nov - Mon, 16 Nov
LHR
London
ICN
Seoul
S$1,107 Return, found 1 day ago
S$1,107
Return
found 1 day ago
Select Etihad Airways flight, departing Thu, 5 Nov from London to Seoul, returning Mon, 16 Nov, priced at S$1,107 found 1 day ago
Air France
Thu, 26 Nov - Wed, 2 Dec
LHR
London
ICN
Seoul
S$1,107 Return, found 4 days ago
S$1,107
Return
found 4 days ago
Select Air France flight, departing Thu, 26 Nov from London to Seoul, returning Wed, 2 Dec, priced at S$1,107 found 4 days ago
Swiss International Air Lines
Mon, 10 May - Mon, 24 May
LHR
London
ICN
Seoul
S$1,145 Return, found 1 day ago
S$1,145
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Mon, 10 May from London to Seoul, returning Mon, 24 May, priced at S$1,145 found 1 day ago
Finnair
Mon, 10 May - Mon, 24 May
LHR
London
ICN
Seoul
S$1,272 Return, found 1 day ago
S$1,272
Return
found 1 day ago
Select Finnair flight, departing Mon, 10 May from London to Seoul, returning Mon, 24 May, priced at S$1,272 found 1 day ago

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 S$812. 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 kilometres, 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.

Travel information

Origin airport
Heathrow
Destination airport
Incheon Intl.
Airlines serving
Air Canada, Air France, Air India, Asiana Airlines, Cathay Pacific, China Southern Airlines, EVA Airways, Emirates, Ethiopian Airlines, Etihad Airways, Finnair, KLM, Korean Air, LOT-Polish Airlines, Lufthansa, Qatar Airways, Singapore Airlines, Turkish Airlines, United, Virgin Atlantic
Return price
S$811
Distance
8809 km
Average flight time
20 hours 41 mins

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*Note: Prices may vary based on availability and are subject to change.
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