€327 Cheap Flights London to Seoul (LHR-ICN)

View €327 flight on Tue, 27 Jan 2026Opens in a new window

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

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 15% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from London to Seoul (LHR-ICN)

Prices were available within the past 7 days and start at €327 for one-way flights and €451 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air China
Thu, 29 Jan - Thu, 5 Feb
LHR
London
ICN
Seoul
€451 Return, found 6 days ago
€451
Return
found 6 days ago
Select Air China flight, departing Thu, 29 Jan from London to Seoul, returning Thu, 5 Feb, priced at €451 found 6 days ago
Air France
Fri, 16 Jan - Thu, 22 Jan
LHR
London
ICN
Seoul
€480 Return, found 15 hours ago
€480
Return
found 15 hours ago
Select Air France flight, departing Fri, 16 Jan from London to Seoul, returning Thu, 22 Jan, priced at €480 found 15 hours ago
KLM
Thu, 4 Dec - Thu, 11 Dec
LHR
London
ICN
Seoul
€480 Return, found 17 hours ago
€480
Return
found 17 hours ago
Select KLM flight, departing Thu, 4 Dec from London to Seoul, returning Thu, 11 Dec, priced at €480 found 17 hours ago
Lufthansa
Tue, 3 Feb - Mon, 16 Feb
LHR
London
ICN
Seoul
€483 Return, found 1 day ago
€483
Return
found 1 day ago
Select Lufthansa flight, departing Tue, 3 Feb from London to Seoul, returning Mon, 16 Feb, priced at €483 found 1 day ago
Scandinavian Airlines
Tue, 27 Jan - Mon, 2 Mar
LHR
London
ICN
Seoul
€528 Return, just found
€528
Return
just found
Select Scandinavian Airlines flight, departing Tue, 27 Jan from London to Seoul, returning Mon, 2 Mar, priced at €528 just found
Etihad Airways
Sun, 8 Mar - Wed, 18 Mar
LHR
London
ICN
Seoul
€611 Return, found 6 days ago
€611
Return
found 6 days ago
Select Etihad Airways flight, departing Sun, 8 Mar from London to Seoul, returning Wed, 18 Mar, priced at €611 found 6 days ago
Virgin Atlantic
Fri, 17 Apr - Sat, 2 May
LHR
London
ICN
Seoul
€737 Return, found 4 days ago
€737
Return
found 4 days ago
Select Virgin Atlantic flight, departing Fri, 17 Apr from London to Seoul, returning Sat, 2 May, priced at €737 found 4 days ago
Turkish Airlines
Thu, 29 Jan - Wed, 25 Feb
LHR
London
ICN
Seoul
€738 Return, just found
€738
Return
just found
Select Turkish Airlines flight, departing Thu, 29 Jan from London to Seoul, returning Wed, 25 Feb, priced at €738 just found
LOT-Polish Airlines
Thu, 29 Jan - Wed, 25 Feb
LHR
London
ICN
Seoul
€807 Return, just found
€807
Return
just found
Select LOT-Polish Airlines flight, departing Thu, 29 Jan from London to Seoul, returning Wed, 25 Feb, priced at €807 just found
Vietnam Airlines
Thu, 7 May - Wed, 13 May
LHR
London
ICN
Seoul
€835 Return, found 2 days ago
€835
Return
found 2 days ago
Select Vietnam Airlines flight, departing Thu, 7 May from London to Seoul, returning Wed, 13 May, priced at €835 found 2 days ago

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

November is typically the cheapest month to fly

From €411 - €949 per traveller.

Alternative airports near Seoul

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Incheon Intl. ICN. Cheapest option available. Average driving time to city centre is 47 minutes. Flights from €864
ICN
Incheon Intl.
Cheapest
Average driving time to city centre47 min
Flights from €864
London to Seoul route information
Origin airport
Heathrow
Destination airport
Incheon Intl.
Airlines serving
Air China, Air France, Asiana Airlines, British Airways, Cathay Pacific, Emirates, Etihad Airways, Finnair, KLM, Korean Air, LOT-Polish Airlines, Lufthansa, Malaysia Airlines, Qatar Airways, Scandinavian Airlines, Thai Airways International, Turkish Airlines, United, Vietnam Airlines, Virgin Atlantic
Return price
€450
Distance
8809 km
Average flight time
21 hours 37 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 €327 and roundtrip prices from €451. 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 €451. 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.

Explore a world of travel with Expedia

*Available to Expedia members.