NZ$649 Cheap Flights London to Seoul (LHR-ICN)

View NZ$649 flight on Sun, 19 Oct. 2025Opens in a new window

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

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

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.

Lufthansa
Sun, 4 Jan. - Sat, 17 Jan.
LHR
London
ICN
Seoul
NZ$991 Return, found 5 days ago
NZ$991
Return
found 5 days ago
Select Lufthansa flight, departing Sun, 4 Jan. from London to Seoul, returning Sat, 17 Jan., priced at NZ$991 found 5 days ago
China Southern Airlines
Mon, 10 Nov. - Sun, 16 Nov.
LHR
London
ICN
Seoul
NZ$1,195 Return, just found
NZ$1,195
Return
just found
Select China Southern Airlines flight, departing Mon, 10 Nov. from London to Seoul, returning Sun, 16 Nov., priced at NZ$1,195 just found
LOT-Polish Airlines
Mon, 10 Nov. - Sun, 16 Nov.
LHR
London
ICN
Seoul
NZ$1,500 Return, just found
NZ$1,500
Return
just found
Select LOT-Polish Airlines flight, departing Mon, 10 Nov. from London to Seoul, returning Sun, 16 Nov., priced at NZ$1,500 just found
Air Astana
Sun, 4 Jan. - Sat, 17 Jan.
LHR
London
ICN
Seoul
NZ$1,520 Return, found 5 days ago
NZ$1,520
Return
found 5 days ago
Select Air Astana flight, departing Sun, 4 Jan. from London to Seoul, returning Sat, 17 Jan., priced at NZ$1,520 found 5 days ago
Scandinavian Airlines
Sun, 4 Jan. - Fri, 16 Jan.
LHR
London
ICN
Seoul
NZ$1,561 Return, found 5 days ago
NZ$1,561
Return
found 5 days ago
Select Scandinavian Airlines flight, departing Sun, 4 Jan. from London to Seoul, returning Fri, 16 Jan., priced at NZ$1,561 found 5 days ago
KLM
Wed, 20 May - Wed, 27 May
LHR
London
ICN
Seoul
NZ$1,677 Return, found 5 days ago
NZ$1,677
Return
found 5 days ago
Select KLM flight, departing Wed, 20 May from London to Seoul, returning Wed, 27 May, priced at NZ$1,677 found 5 days ago
Finnair
Sun, 4 Jan. - Fri, 16 Jan.
LHR
London
ICN
Seoul
NZ$1,776 Return, found 5 days ago
NZ$1,776
Return
found 5 days ago
Select Finnair flight, departing Sun, 4 Jan. from London to Seoul, returning Fri, 16 Jan., priced at NZ$1,776 found 5 days ago
Air France
Mon, 10 Nov. - Sun, 16 Nov.
LHR
London
ICN
Seoul
NZ$1,816 Return, just found
NZ$1,816
Return
just found
Select Air France flight, departing Mon, 10 Nov. from London to Seoul, returning Sun, 16 Nov., priced at NZ$1,816 just found
Etihad Airways
Mon, 10 Nov. - Sun, 16 Nov.
LHR
London
ICN
Seoul
NZ$1,818 Return, just found
NZ$1,818
Return
just found
Select Etihad Airways flight, departing Mon, 10 Nov. from London to Seoul, returning Sun, 16 Nov., priced at NZ$1,818 just found
Qatar Airways
Mon, 10 Nov. - Sun, 16 Nov.
LHR
London
ICN
Seoul
NZ$1,877 Return, just found
NZ$1,877
Return
just found
Select Qatar Airways flight, departing Mon, 10 Nov. from London to Seoul, returning Sun, 16 Nov., priced at NZ$1,877 just found
Flight from London to Seoul route information
Origin airport
Heathrow
Destination airport
Incheon Intl.
Return price
NZ$991
Distance
8809 km
Average flight time
20 hours 45 mins

Perfect flights from London to Seoul

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from London to Seoul. 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 , 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 Heathrow to Incheon Intl. ticket options cater to your travel preferences, with incredible one-way fares from NZ$649 and roundtrip prices from NZ$991. 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 Incheon Intl. and explore 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 to travel arrangements today and embark on the journey of a lifetime in Seoul.

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 NZ$991. 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.

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