Cheap Flights from London (LHR) to Seoul (ICN) from £429

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

Prices were available within the past 7 days and starts at £429 for one-way flights and £486 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LOT-Polish Airlines
Lufthansa
Lufthansa
Air Astana
Vietnam Airlines
Air France
Turkish Airlines
Air France
KLM
KLM
Ethiopian Airlines
Qatar Airways
Cathay Pacific
Turkish Airlines
LOT-Polish Airlines
Air Astana
Vietnam Airlines
Etihad Airways
Saudi Arabian Airlines
Qatar Airways
Flight from London to Seoul route information
Origin AirportHeathrow
Destination AirportIncheon Intl.
Airlines ServingAir Astana, Air Canada, Air France, Asiana Airlines, Cathay Pacific, Emirates, Ethiopian Airlines, Etihad Airways, Finnair, KLM, Korean Air, LOT-Polish Airlines, Lufthansa, Malaysia Airlines, Qatar Airways, Saudi Arabian Airlines, Singapore Airlines, Thai Airways International, Turkish Airlines, Vietnam Airlines
Flight Price£486
Distance8810 km

Compare flights from London to Seoul easily and book in confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Seoul. Operating between them 2 flights per day, 20 airlines cover the route. And Korean Air, Asiana Airlines fly direct, getting you to Incheon Intl. in just 28hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Heathrow to Incheon Intl..  

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 Heathrow (LHR) to Incheon Intl. (ICN) 

The easiest way to view the best deals on flights from London to Seoul 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 Heathrow to Incheon Intl. start at just £486 and range up to £758.  

To find an even better deal, try  

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

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

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Heathrow to Incheon Intl. 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