Title: £266 Cheap China Southern Airlines flights from London to Seoul (LHR→ICN) - Expedia.co.uk ![](https://images.trvl-media.com/place/178308/0f4f99b6-31cf-474b-8e82-69823a56dfad.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178308/0f4f99b6-31cf-474b-8e82-69823a56dfad.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £266 Cheap China Southern Airlines flights from London to Seoul (LHR→ICN) [View £266 flight on Mon, 1 Dec 2025](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:LHR,to:ICN,departure:01/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:265.32&airProductToken=AQpZCisIw7QBEgM2NzQY64kBIM-6ASiKyv4CMN3O_gI4VEAAWAFyCFQyQVpBU1hLCioIw7QBEgMzMTUYz7oBIMhoKMPQ_gIwu9H-AjhBQAFYAXIIVDJBWkFTWEsSCggBEAEYASoCQ1oYASIECAEQASgCKAMoBDAB) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## China Southern Airlines flights from London to Seoul (LHR→ICN) Prices were available within the past 7 days and start at £266 for one-way flights and £389 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![China Southern Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/CZ.gif) Wed, 11 Mar - Wed, 25 Mar LHR London ICN Seoul £389 Return found 1 hour ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:ICN,departure:11/03/2026TANYT&leg2=from:ICN,to:LHR,departure:25/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:388.39&airProductToken=AQpZCisIw7QBEgM2NzQY64kBIM-6ASiKr4cDMN2zhwM4VEAAWAFyCFQyQVBLWVhLCioIw7QBEgMzMTUYz7oBIMhoKMO1hwMwu7aHAzhBQAFYAXIIVDJBUEtZWEsKWQoqCMO0ARIDMzE2GMhoIM-6ASjZwogDMODDiAM4QUAAWAFyCFQyQVBLWVhLCisIw7QBEgM2NzMYz7oBIOuJASjzxYgDMJvLiAM4VEABWAFyCFQyQVBLWVhLEgoIARABGAEqAkNaGAEiBAgBEAEoAigDKAQwAQ) Flight from London to Seoul route information | Origin airport | Heathrow | | --- | --- | | Destination airport | Incheon Intl. | | Airlines serving | Air Canada, Air China, Air France, Air India, Asiana Airlines, Cathay Pacific, China Eastern Airlines, China Southern Airlines, Emirates, Etihad Airways, Finnair, KLM, Korean Air, LOT-Polish Airlines, Lufthansa, Malaysia Airlines, Qatar Airways, Singapore Airlines, Turkish Airlines, Virgin Atlantic | | Popular airline | Etihad Airways | | Distance | 8809 km | | Average flight time | 21 hours 37 mins | ![](https://forever.travel-assets.com/flex/flexmanager/images/2025/11/05/BEX-BF-25_FR-DE-MX-UK_1_Desktop.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## Black Friday Sale Save up to 40% on select hotels. [Book now](https://expedia.co.uk/cheap-deals?rfrr=FTG_BF_PROMO_) ## Frequently asked questions ### How much is a China Southern Airlines flight from Heathrow Airport (LHR) to Incheon Intl. Airport (ICN)? > Landing cheap one-way China Southern Airlines flights from LHR to ICN from £266 on Expedia couldn't be easier — just filter by "Price (lowest to highest)." Or check out our budget-friendly round-trip fares from £389 for your next exciting getaway.\**\*These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.* ### What is the cheapest month to fly from LHR to ICN with China Southern Airlines? > Look for one-way or round-trip flights to Seoul in January or February. You could find lower fares with China Southern Airlines during these quieter months. ### Does China Southern Airlines fly nonstop from Heathrow Airport (LHR) to Incheon Intl. Airport (ICN)? > Enter your dates, click search and check "Nonstop" on Expedia to find any direct flights from LHR to ICN with China Southern Airlines or another carrier. ### What airports does China Southern Airlines fly into in Seoul? > Incheon Intl. Airport (ICN) is the primary Seoul gateway for China Southern Airlines flights from Heathrow Airport (LHR). ### What kind of luggage can I take on a China Southern Airlines flight from Heathrow Airport (LHR) to Incheon Intl. Airport (ICN)? > On a standard economy flight with China Southern Airlines from LHR to ICN, passengers can bring 1 checked-in bag up to 23 kg (50 lbs) with dimensions no larger than 157 centimetres in total. For carry-on, you're permitted 1 cabin bag weighing up to 5 kg (11 lbs) and measuring no more than 114 centimetres. Weight and size limits can differ depending on your cabin class and fare type. To make sure you won't face extra charges at the airport, check your China Southern Airlines booking or go to the airline's website before you start packing. ### Can I change or cancel my China Southern Airlines flight from Heathrow Airport (LHR) to Incheon Intl. Airport (ICN)? > Depending on the type of ticket you purchased, a fee may apply if you cancel or reschedule your flight more than 24 hours after confirmation. To secure tickets with more flexibility, select our "No cancel fee" or "Changes included" filter while searching for flights. 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