$391 Cheap China Southern Airlines flights London (LHR) to Seoul (ICN)

View $391 flight on Sun, Sep 21, 2025Opens in a new window

$391 Cheap China Southern Airlines flights London (LHR) to Seoul (ICN)

Prices were available within the past 7 days and start at $391 for one-way flights and $530 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Southern Airlines
Sat, Nov 22 - Tue, Dec 2
LHR
London
ICN
Seoul
$530 Roundtrip, found 6 hours ago
$530
Roundtrip
found 6 hours ago
Select China Southern Airlines flight, departing Sat, Nov 22 from London to Seoul, returning Tue, Dec 2, priced at $530 found 6 hours ago
China Southern Airlines
Thu, Nov 6 - Wed, Nov 12
LHR
London
ICN
Seoul
$533 Roundtrip, found 7 hours ago
$533
Roundtrip
found 7 hours ago
Select China Southern Airlines flight, departing Thu, Nov 6 from London to Seoul, returning Wed, Nov 12, priced at $533 found 7 hours ago
China Southern Airlines
Thu, Nov 27 - Sat, Dec 13
LHR
London
ICN
Seoul
$537 Roundtrip, found 2 days ago
$537
Roundtrip
found 2 days ago
Select China Southern Airlines flight, departing Thu, Nov 27 from London to Seoul, returning Sat, Dec 13, priced at $537 found 2 days ago
China Southern Airlines
Mon, Nov 10 - Mon, Nov 24
LHR
London
ICN
Seoul
$538 Roundtrip, found 3 days ago
$538
Roundtrip
found 3 days ago
Select China Southern Airlines flight, departing Mon, Nov 10 from London to Seoul, returning Mon, Nov 24, priced at $538 found 3 days ago
Flights from London (LHR) to Seoul (ICN)
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, Korean Air, LOT-Polish Airlines, Lufthansa, Malaysia Airlines, Qatar Airways, Thai Airways International, Turkish Airlines, United, Virgin Atlantic
Popular airline
Lufthansa
Distance
5505 mi
Average flight time
20 hours 45 mins

Frequently asked questions

How much is a China Southern Airlines flight from Heathrow Airport (LHR) to Incheon Intl. Airport (ICN)?
Make use of the "Price (lowest to highest)" filter on Expedia to look for cheap China Southern Airlines return flights from $530 from LHR to ICN. Affordable one-way tickets from $391 are also available.**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?
Search for one-way or return flights to Seoul in January or February. You could find lower fares with China Southern Airlines during these quieter months.
What is the cheapest time to book flights from Heathrow Airport (LHR) to Incheon Intl. Airport (ICN) with China Southern Airlines?
Look for China Southern Airlines flights from LHR to ICN about one month before you want to go. The most affordable time to reserve an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. No matter your itinerary or ticket type, the best day to book international airfare is usually Sunday. Friday can be the most expensive. Travelers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does China Southern Airlines fly nonstop from Heathrow Airport (LHR) to Incheon Intl. Airport (ICN)?
Select our "Nonstop" filter when searching for direct China Southern Airlines flights from LHR to ICN. It's also an easy way to compare other carriers offering the same direct route.
What is the earliest China Southern Airlines flight from LHR to ICN?
To find the earliest departures from LHR to ICN with China Southern Airlines, filter your results by "Morning" and "Early Morning." Booking an early flight generally means cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does China Southern Airlines fly into in Seoul?
China Southern Airlines flights from Heathrow Airport (LHR) to Seoul touch down at Incheon Intl. Airport (ICN). This is the main gateway to this destination.
What kind of luggage can I take on a China Southern Airlines flight from Heathrow Airport (LHR) to Incheon Intl. Airport (ICN)?
China Southern Airlines allows you to bring 1 checked-in bag weighing up to 50 lb with maximum dimensions of 62 inches on standard economy flights from LHR to ICN. You can also take 1 cabin bag with you in the cabin. This hand luggage must not exceed 45 inches and weigh no more than 11 lb. Baggage rules can differ depending on your cabin class and fare type, so check your booking or China Southern Airlines's website to avoid unexpected fees at the airport.
Why fly with China Southern Airlines from LHR to ICN?
China Southern Airlines makes flying from LHR to ICN enjoyable with a 4-star airline rating and an excellent in-flight experience. You could even start earning points with China Southern Sky Pearl Club. Remember to join our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my China Southern Airlines flight from Heathrow Airport (LHR) to Incheon Intl. Airport (ICN)?
Depending on the type of fare you purchased, a fee generally applies if you cancel or change your flight more than 24 hours after confirmation. To secure tickets with more flexibility, select our "No cancel fee" or "Changes included" filter when looking for flights. For more information on modifying or canceling your reservation, go to "Trips," select your flight and tick "Manage Booking."

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