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Cheap flights from London, ON to Seoul 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 — SEL
1 May — 8 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Seoul

Enter your travel dates to find the best prices.

Cheapest flights from London to Seoul
Explore the most affordable flight options available from London to Seoul. 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 Seoul

Discover tips and strategies to find the most affordable flight options for your journey from London (YXU) to Seoul (SEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data 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 Seoul
Search Deals
14/5
  • 14/5
  • 3 total stops
  • 26h 30m total
  • London to Seoul
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to Seoul 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 Seoul 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 Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul 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 Seoul

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

Currently, January is the cheapest month in which you can book a flight from London, Ontario to Seoul (average of C$ 212). Flying from London, Ontario to Seoul 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 Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated 1 April 2026.
Read reviews from past customers who have flown WestJet from London to Seoul. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,308 reviews
Check prices

Comfort

7.0

Overall

7.2

Food

6.2

Crew

7.9

Boarding

7.4

Entertainment

6.1

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

Overall

7.2

Food

6.2

Crew

7.9

Boarding

7.4

Entertainment

6.1

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 Seoul. 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 Seoul?

    London (YXU) is the airport you will fly out of if you book a flight from London to Seoul. You should not have trouble finding flights to Seoul from London; the airport handles an average of 0 outbound flights to Seoul per day. You should also have plenty of airline options to choose from since 1 airline has flights from the London airport to Seoul. It is only a 8.6 km journey to London (YXU) from London’s city centre.

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

    A quick flight from London, Ontario to Seoul can take about 21h 25m. Air Canada provides one of the quickest options available for as low as C$ 1,828. Airlines will cover a distance of 10635 km.

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

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

  • How can I find direct flights from London to Seoul?

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

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

    Yes. Cheapflights offers flight deals from London to Seoul 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 Seoul?

    Currently, January is the cheapest month in which you can book a flight from London, Ontario to Seoul (average of C$ 212). Flying from London, Ontario to Seoul 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from London to Seoul

Discover the top airline that operate flights from London to Seoul. 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 Seoul?

Cheapflights makes it easy to find London to Seoul flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Seoul for you. Better yet — we are completely free to use.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Seoul flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seoul from London today and book when prices fit your budget.

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