
Popular airlines from Incheon Intl. Airport (ICN) to Heathrow Airport (LHR)
- Etihad Airways
Etihad Airways
- Finnair
Finnair
- Lufthansa
Lufthansa
- Qatar Airways
Qatar Airways
- Air France
Air France
- LOT-Polish Airlines
LOT-Polish Airlines
- Malaysia Airlines
Malaysia Airlines
- Plan, book, fly with confidence
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Cheap flights from Seoul (ICN) to London (LHR)
Prices were available within the past 7 days and start at CA $346 for one-way flights and CA $821 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.








Find the cheapest month to fly from Seoul (ICN) to London (LHR)
November is typically the cheapest month to fly
Graph displaying average flight prices per month
Origin airport | Incheon Intl. |
Destination airport | Heathrow |
Airlines serving | Air China, Air India, Asiana Airlines, British Airways, Cathay Pacific, China Eastern Airlines, China Southern Airlines, Emirates, Ethiopian Airlines, Etihad Airways, Finnair, Korean Air, LOT-Polish Airlines, Lufthansa, Malaysia Airlines, Qatar Airways, Sichuan Airlines, Singapore Airlines, Thai Airways International, Vietnam Airlines |
Roundtrip price | CA $821 |
Distance | 8809 km |
Average flight time | 6 hours 27 mins |
Incheon to London Flights
The easy way to book your flights from Seoul to London
With Expedia, it’s simple to find and book flights to London from Seoul whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Heathrow, too.
Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seoul to London today, tomorrow, or this week.
Save dollars with cheap flights from Incheon Intl., ICN to Heathrow, LHR
Sort your search results by price to find great deals on your flight from Seoul to London—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to London from Seoul currently is just CA $821 rising to CA $1,180.
Here are more money-saving tips:
- Fly in November when flight prices are normally at their lowest
- Book about a month to 6 weeks before you travel for the best prices to London
- Avoid peak season and weekends when flights can cost more
- Early morning and late-night flights are sometimes cheaper, so try varying your travel times
- One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!
Reasons to choose Expedia for your flight to London from Seoul
Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to London with Expedia today.
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Top Routes from Seoul
- Seoul to Shanghai (ICN - PVG)
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Top Routes to London
- Ottawa to London (YOW - LHR)
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- Victoria to London (YYJ - LHR)
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- Montreal to London (YUL - LHR)
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