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Cheap flights from London, ON to South Korea from C$ 670

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/5. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — ICN
1 May — 8 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to South Korea

Enter your travel dates to find the best prices.

Cheapest flights from London to South Korea
Explore the most affordable flight options available from London to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 April 2026.

Wed 7/106:10 a.m.
YXU
-
ICN
1 stop23h 35m
WestJet
Sun 11/108:45 p.m.
ICN
-
YXU
1 stop33h 00m
WestJet
Deal found 30/3C$ 1,761
Thu 10/95:40 a.m.
YXU
-
ICN
2 stops21h 25m
Air Canada
Mon 14/95:45 p.m.
ICN
-
YXU
2 stops37h 00m
Air Canada
Deal found 31/3C$ 1,828
Wed 7/109:30 a.m.
YXU
-
ICN
2 stops23h 45m
Multiple Airlines
Sun 11/105:45 p.m.
ICN
-
YXU
2 stops28h 10m
Multiple Airlines
Deal found 30/3C$ 2,000

Find flight deals from London to South Korea

Keep the following information in mind while searching for London to South Korea flight deals. Data was last updated 1 April 2026.

Round-trip from

C$ 1,828

One-way from

C$ 670
Air Canada
  • Air Canada
  • 10/9-14/9
  • 4 total stops
  • 58h 25m total
  • London to South Korea
Search Deals
14/5
  • 14/5
  • 3 total stops
  • 26h 30m total
  • London to South Korea
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to South Korea that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 1 April 2026.
Use the filters below to find and compare flights from London to South Korea that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

LondonIncheon

YXU - ICN

YXUICN

London

Thu 10/9

5:40 a.m.-4:05 p.m.

2 stops21h 25m

Incheon Intl

Mon 14/9

7:05 p.m.-8:55 a.m.

1 stop26h 50m

C$ 1,828
Cheapest one-way

LondonIncheon

YXU - ICN

YXUICN

London

Thu 14/5

6:10 a.m.-9:40 p.m.

2 stops26h 30m

C$ 681

LondonIncheon

YXU - ICN

YXUICN

London

Tue 28/4

6:10 a.m.-9:40 p.m.

2 stops26h 30m

C$ 805

LondonIncheon

YXU - ICN

YXUICN

London

Tue 21/7

6:10 a.m.-7:40 p.m.

3 stops48h 30m

C$ 1,029

LondonIncheon

YXU - ICN

YXUICN

London

Wed 22/7

5:55 p.m.-6:45 p.m.

1 stop35h 50m

C$ 1,180

LondonIncheon

YXU - ICN

YXUICN

London

Tue 21/7

5:55 p.m.-6:45 p.m.

1 stop35h 50m

C$ 1,180
Quickest one-way

LondonIncheon

YXU - ICN

YXUICN

London

Tue 28/4

5:10 a.m.-5:30 p.m.

1 stop23h 20m

C$ 1,240

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/3

Sorted by cheapest first

Best time to book a flight from London to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea from London with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to South Korea

What is the cheapest month to book a flight from London, Ontario to South Korea?

Currently, January is the cheapest month in which you can book a flight from London, Ontario to South Korea (average of C$ 212). Flying from London, Ontario to South Korea in December is currently the most expensive (average of C$ 1,676). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing South Korea

Get insights into the airlines that provide service to South Korea. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Korea. Reviews last updated 1 April 2026.
Get a feel of what it's like to fly with WestJet from London to South Korea by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,308 reviews
Check prices

Comfort

7.0

Food

6.2

Entertainment

6.1

Overall

7.2

Boarding

7.4

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Joseph,Feb 2026

YYJ - YEG

Is just a domestic flight can't complain at all..but everything is great..
WestJet
7.2
Good
3,308 reviews
WestJet
7.2
Good
3,308 reviews
Check prices

Comfort

7.0

Food

6.2

Entertainment

6.1

Overall

7.2

Boarding

7.4

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Joseph,Feb 2026

YYJ - YEG

Is just a domestic flight can't complain at all..but everything is great..

Related info for your journey

Find useful and relevant information for your journey from London to South Korea. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from London to South Korea?

    For a flight from London to South Korea, you will be flying from London. London (YXU) is just 8.6 km from the centre of the city.

  • How long is the flight from London, Ontario to South Korea?

    Airlines like Air Canada fly from London, Ontario to South Korea in about 21h 25m. The time it takes to get you to your destination can typically vary by up to . There are 10635 km between London, Ontario and South Korea.

  • Can I find deals for flights from London to South Korea that include hotel bookings?

    Yes. In addition to deals on London to South Korea flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to South Korea?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to South Korea.

  • Can I find deals for business class flights from London to South Korea?

    Yes. Cheapflights offers flight deals from London to South Korea by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London, Ontario to South Korea?

    Currently, January is the cheapest month in which you can book a flight from London, Ontario to South Korea (average of C$ 212). Flying from London, Ontario to South Korea in December is currently the most expensive (average of C$ 1,676). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top airline flying from London to South Korea

Discover the top airline that operate flights from London to South Korea. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 1 April 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 1,163AverageC$ 1,350FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

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How does Cheapflights help users find flights from London to South Korea?

When you search for this flight from London to South Korea, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from London to South Korea?

Cheapflights simply makes it quick and affordable to book flights from London to South Korea by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from London to South Korea with no change fees?

Yes! Cheapflights helps users easily find flights from London to South Korea with no change fees.

Can Cheapflights notify me if prices for flights from London to South Korea become cheaper?

Of course! You can now track prices for flights from London to South Korea and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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