NZ$423 Cheap Flights Seoul to London (ICN-LHR)

View NZ$423 flight on Sat, 18 Oct. 2025Opens in a new window

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

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

China Southern Airlines
Tue, 18 Nov. - Tue, 25 Nov.
ICN
Seoul
LHR
London
NZ$1,004 Return, found 4 days ago
NZ$1,004
Return
found 4 days ago
Select China Southern Airlines flight, departing Tue, 18 Nov. from Seoul to London, returning Tue, 25 Nov., priced at NZ$1,004 found 4 days ago
Scandinavian Airlines
Mon, 3 Nov. - Sun, 9 Nov.
ICN
Seoul
LHR
London
NZ$1,137 Return, found 4 days ago
NZ$1,137
Return
found 4 days ago
Select Scandinavian Airlines flight, departing Mon, 3 Nov. from Seoul to London, returning Sun, 9 Nov., priced at NZ$1,137 found 4 days ago
Lufthansa
Thu, 9 Oct. - Sat, 25 Oct.
ICN
Seoul
LHR
London
NZ$1,199 Return, found 3 days ago
NZ$1,199
Return
found 3 days ago
Select Lufthansa flight, departing Thu, 9 Oct. from Seoul to London, returning Sat, 25 Oct., priced at NZ$1,199 found 3 days ago
China Eastern Airlines
Tue, 4 Nov. - Mon, 10 Nov.
ICN
Seoul
LHR
London
NZ$1,254 Return, found 3 days ago
NZ$1,254
Return
found 3 days ago
Select China Eastern Airlines flight, departing Tue, 4 Nov. from Seoul to London, returning Mon, 10 Nov., priced at NZ$1,254 found 3 days ago
Air China
Fri, 5 Sep. - Tue, 9 Sep.
ICN
Seoul
LHR
London
NZ$1,269 Return, found 2 days ago
NZ$1,269
Return
found 2 days ago
Select Air China flight, departing Fri, 5 Sep. from Seoul to London, returning Tue, 9 Sep., priced at NZ$1,269 found 2 days ago
LOT-Polish Airlines
Tue, 18 Nov. - Tue, 25 Nov.
ICN
Seoul
LHR
London
NZ$1,394 Return, found 4 days ago
NZ$1,394
Return
found 4 days ago
Select LOT-Polish Airlines flight, departing Tue, 18 Nov. from Seoul to London, returning Tue, 25 Nov., priced at NZ$1,394 found 4 days ago
Etihad Airways
Tue, 4 Nov. - Mon, 10 Nov.
ICN
Seoul
LHR
London
NZ$1,413 Return, found 3 days ago
NZ$1,413
Return
found 3 days ago
Select Etihad Airways flight, departing Tue, 4 Nov. from Seoul to London, returning Mon, 10 Nov., priced at NZ$1,413 found 3 days ago
Korean Air
Tue, 18 Nov. - Tue, 25 Nov.
ICN
Seoul
LHR
London
NZ$1,439 Return, found 4 days ago
NZ$1,439
Return
found 4 days ago
Select Korean Air flight, departing Tue, 18 Nov. from Seoul to London, returning Tue, 25 Nov., priced at NZ$1,439 found 4 days ago
Finnair
Sat, 25 Oct. - Sat, 1 Nov.
ICN
Seoul
LHR
London
NZ$1,471 Return, found 6 days ago
NZ$1,471
Return
found 6 days ago
Select Finnair flight, departing Sat, 25 Oct. from Seoul to London, returning Sat, 1 Nov., priced at NZ$1,471 found 6 days ago
Emirates
Wed, 17 Sep. - Thu, 25 Sep.
ICN
Seoul
LHR
London
NZ$1,515 Return, found 3 days ago
NZ$1,515
Return
found 3 days ago
Select Emirates flight, departing Wed, 17 Sep. from Seoul to London, returning Thu, 25 Sep., priced at NZ$1,515 found 3 days ago
Flight from Seoul to London route information
Origin airport
Incheon Intl.
Destination airport
Heathrow
Airlines serving
Air China, Air France, Asiana Airlines, British Airways, Cathay Pacific, China Eastern Airlines, China Southern Airlines, Emirates, Ethiopian Airlines, Etihad Airways, Finnair, KLM, Korean Air, LOT-Polish Airlines, Lufthansa, Malaysia Airlines, Qatar Airways, Thai Airways International, Turkish Airlines, Virgin Atlantic
Return price
NZ$1,004
Distance
8809 km
Average flight time
6 hours 27 mins

Perfect flights from Seoul to London

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Seoul to London. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of London, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Incheon Intl. to Heathrow ticket options cater to your travel preferences, with incredible one-way fares from NZ$423 and roundtrip prices from NZ$1,004. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Heathrow and explore London and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your ICN to LHR travel arrangements today and embark on the journey of a lifetime in London.

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 NZ$1,004. 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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London Flight Deals

London

Seoul to London City
NZ$1,508.40
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