S$288 Cheap Flights from Seoul to London

View S$288 flight on Sat, 14 Jun, 2025Opens in a new window

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

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Cheap Flights from Seoul to London (ICN-LHR)

Prices were available within the past 7 days and start at S$288 for one-way flights and S$692 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Southern Airlines
Sat, 14 Jun - Wed, 18 Jun
ICN
Seoul
LHR
London
S$692 Return, found 6 days ago
S$692
Return
found 6 days ago
Select China Southern Airlines flight, departing Sat, 14 Jun from Seoul to London, returning Wed, 18 Jun, priced at S$692 found 6 days ago
China Eastern Airlines
Mon, 19 May - Mon, 26 May
ICN
Seoul
LHR
London
S$700 Return, found 1 day ago
S$700
Return
found 1 day ago
Select China Eastern Airlines flight, departing Mon, 19 May from Seoul to London, returning Mon, 26 May, priced at S$700 found 1 day ago
Air China
Tue, 10 Jun - Tue, 24 Jun
ICN
Seoul
LHR
London
S$784 Return, found 5 days ago
S$784
Return
found 5 days ago
Select Air China flight, departing Tue, 10 Jun from Seoul to London, returning Tue, 24 Jun, priced at S$784 found 5 days ago
Lufthansa
Tue, 25 Nov - Tue, 2 Dec
ICN
Seoul
LHR
London
S$940 Return, found 3 days ago
S$940
Return
found 3 days ago
Select Lufthansa flight, departing Tue, 25 Nov from Seoul to London, returning Tue, 2 Dec, priced at S$940 found 3 days ago
Malaysia Airlines
Sun, 18 May - Sun, 25 May
ICN
Seoul
LHR
London
S$952 Return, found 2 days ago
S$952
Return
found 2 days ago
Select Malaysia Airlines flight, departing Sun, 18 May from Seoul to London, returning Sun, 25 May, priced at S$952 found 2 days ago
Finnair
Mon, 7 Apr - Mon, 14 Apr
ICN
Seoul
LHR
London
S$958 Return, found 3 days ago
S$958
Return
found 3 days ago
Select Finnair flight, departing Mon, 7 Apr from Seoul to London, returning Mon, 14 Apr, priced at S$958 found 3 days ago
Etihad Airways
Mon, 19 May - Sun, 25 May
ICN
Seoul
LHR
London
S$964 Return, found 3 days ago
S$964
Return
found 3 days ago
Select Etihad Airways flight, departing Mon, 19 May from Seoul to London, returning Sun, 25 May, priced at S$964 found 3 days ago
KLM
Thu, 10 Apr - Wed, 16 Apr
ICN
Seoul
LHR
London
S$993 Return, found 2 days ago
S$993
Return
found 2 days ago
Select KLM flight, departing Thu, 10 Apr from Seoul to London, returning Wed, 16 Apr, priced at S$993 found 2 days ago
LOT-Polish Airlines
Tue, 25 Nov - Tue, 2 Dec
ICN
Seoul
LHR
London
S$1,039 Return, found 3 days ago
S$1,039
Return
found 3 days ago
Select LOT-Polish Airlines flight, departing Tue, 25 Nov from Seoul to London, returning Tue, 2 Dec, priced at S$1,039 found 3 days ago
Air India
Tue, 10 Jun - Tue, 24 Jun
ICN
Seoul
LHR
London
S$1,068 Return, found 5 days ago
S$1,068
Return
found 5 days ago
Select Air India flight, departing Tue, 10 Jun from Seoul to London, returning Tue, 24 Jun, priced at S$1,068 found 5 days ago
Seoul to London route information
Origin airport
Incheon Intl.
Destination airport
Heathrow
Airlines serving
Air Astana, Air Canada, Air China, Air France, Air India, Asiana Airlines, Cathay Pacific, China Eastern Airlines, China Southern Airlines, Emirates, Ethiopian Airlines, Etihad Airways, Finnair, Japan Airlines, KLM, LOT-Polish Airlines, Lufthansa, Malaysia Airlines, Qatar Airways, Thai Airways International
Return price
S$692
Distance
8809 km

Flights from Incheon to London

When looking for plane tickets from Incheon to London, the ease and convenience of using Expedia simply can’t be beat. With tons of departure points and flights options from the top airline carriers, Expedia gives you the widest array of cheap flights to London. Look for ICN to LHR airfare with the assurance that you have the largest online travel agency working for you.

Expedia lets you search across the largest number of airlines and London flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Incheon London flight!

Browse through dozens of options and rest 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 Incheon to London trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your London flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Incheon to London with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from Incheon Intl. Airport (ICN) to London Heathrow?
Based on fares advertised within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between Incheon Airport and London Heathrow start from S$692. Make your booking today to get the best price for your big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seoul--Incheon Intl. Airport to Heathrow Airport (LHR)?
When it comes to cancellation fees, every airline has its own set of terms and conditions. If you decide to cancel your trip, head to our Customer Service Portal.
How do I find cheap flights from Seoul--Incheon Intl. Airport to Heathrow 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 Seoul–Incheon Intl. Airport to London Heathrow flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Incheon Airport to Heathrow Airport?
With around 8,900 kilometres separating South Korea and Hounslow, your flight will be a long one. Pack wisely and make your time on board more comfortable. Simple things like an extra pair of socks and a quality travel pillow can make a massive difference.
Which airlines fly direct from Incheon Intl. Airport (ICN) to LHR?
Korean Air (KE) is one of the top choices for many travellers flying between Incheon Intl. Airport (ICN) and Heathrow Airport. Take your pick of the 30 flights it operates on this route each month. Another carrier operating on this route is Asiana Airlines (OZ). You’ll have 30 flights each month to select from.
Are Incheon Intl. Airport (ICN) to Heathrow Airport flight tickets cheaper when they're purchased at the last minute?
Fares from Incheon Airport to London Heathrow are available up to 12 months prior to departure on Expedia. And although you may occasionally score a fantastic last-minute deal, it’s never something you can count on. Also, booking your flights ahead of time means you’ll have more choices — and you can avoid getting stuck in the dreaded middle seat! We frequently update our fares to bring you the biggest bargains, so keep checking in for all the latest specials.

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