Cheap Flights from Seoul (ICN) to London (LHR) from £312

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

Prices were available within the past 7 days and starts at £312 for one-way flights and £544 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Air Astana
Saudi Arabian Airlines
Ethiopian Airlines
Etihad Airways
Air France
KLM
Emirates
Lufthansa
Uzbekistan Airways
Finnair
Air Astana
Royal Brunei Airlines
Lufthansa
LOT-Polish Airlines
KLM
Air France
Qatar Airways
Etihad Airways
Ethiopian Airlines
Flight from Seoul to London route information
Origin AirportIncheon Intl.
Destination AirportHeathrow
Airlines ServingAir Astana, Air Canada, Air France, Air India, Asiana Airlines, Cathay Pacific, China Airlines, EVA Airways, Emirates, Ethiopian Airlines, Etihad Airways, Finnair, KLM, Korean Air, LOT-Polish Airlines, Lufthansa, Malaysia Airlines, Qatar Airways, Thai Airways International, Turkish Airlines
Flight Price£544
Distance8810 km

Compare flights from Seoul to London easily and book in confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Seoul to London. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Heathrow in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Incheon Intl. to Heathrow.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Incheon Intl. (ICN) to Heathrow (LHR) 

The easiest way to view the best deals on flights from Seoul to London today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Incheon Intl. to Heathrow start at just £544 and range up to £742.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Seoul and London
  • booking your flight during April, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Seoul to London flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Incheon Intl. to Heathrow for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions