Find flights
When to book
Airlines
FAQs

Cheap flights from London, ON to Seoul from C$ 813

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 15/7. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — SEL
5 Aug — 12 Aug1
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 6 July 2026.

Sun 13/96:20 p.m.
YXU
-
ICN
1 stop34h 10m
Air Canada
Thu 17/95:45 p.m.
ICN
-
YXU
2 stops28h 35m
Air Canada
Deal found 1/7C$ 1,632
Tue 11/88:40 p.m.
YXU
-
ICN
1 stop33h 05m
Multiple Airlines
Wed 2/97:15 p.m.
ICN
-
YXU
2 stops23h 05m
Multiple Airlines
Deal found 4/7C$ 1,789
Tue 11/85:40 a.m.
YXU
-
ICN
2 stops21h 25m
Air Canada
Wed 2/96:00 p.m.
ICN
-
YXU
2 stops28h 20m
Air Canada
Deal found 4/7C$ 1,808
Fri 10/75:55 p.m.
YXU
-
ICN
1 stop35h 50m
WestJet
Tue 14/78:45 p.m.
ICN
-
YXU
1 stop21h 35m
WestJet
Deal found 4/7C$ 2,075
Fri 10/79:10 p.m.
YXU
-
ICN
2 stops29h 55m
Air Canada
Tue 14/75:45 p.m.
ICN
-
YXU
2 stops34h 07m
Air Canada
Deal found 4/7C$ 2,342

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 6 July 2026.

Round-trip from

C$ 1,632

One-way from

C$ 813
Air Canada
  • Air Canada
  • 13/9-17/9
  • 4 total stops
  • 64h 10m total
  • London to Seoul
Search Deals
WestJet
  • WestJet
  • 15/7
  • 1 total stop
  • 23h 35m 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 6 July 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

LondonIncheon

YXU - ICN

YXUICN

London

Sun 13/9

6:20 p.m.-5:30 p.m.

1 stop34h 10m

Incheon Intl

Thu 17/9

5:45 p.m.-9:20 a.m.

2 stops28h 35m

C$ 1,632

LondonIncheon

YXU - ICN

YXUICN

London

Tue 11/8

8:40 p.m.-6:45 p.m.

1 stop33h 05m

Incheon Intl

Wed 2/9

7:15 p.m.-5:20 a.m.

2 stops23h 05m

C$ 1,789
Quickest round-trip

LondonIncheon

YXU - ICN

YXUICN

London

Tue 11/8

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

2 stops21h 25m

Incheon Intl

Wed 2/9

6:00 p.m.-9:20 a.m.

2 stops28h 20m

C$ 1,808
Cheapest one-way
Quickest one-way

LondonIncheon

YXU - ICN

YXUICN

London

Wed 15/7

6:10 a.m.-6:45 p.m.

1 stop23h 35m

C$ 813

LondonIncheon

YXU - ICN

YXUICN

London

Thu 1/10

6:10 a.m.-5:30 a.m.

2 stops34h 20m

C$ 974

LondonIncheon

YXU - ICN

YXUICN

London

Mon 28/9

6:10 a.m.-12:30 p.m.

3 stops41h 20m

C$ 1,067

LondonIncheon

YXU - ICN

YXUICN

London

Mon 28/9

6:10 a.m.-6:45 p.m.

1 stop23h 35m

C$ 1,110

LondonIncheon

YXU - ICN

YXUICN

London

Wed 15/7

6:10 a.m.-1:35 p.m.

3 stops42h 25m

C$ 1,289

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

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’s the top layover airport for flights from London, Ontario to Seoul?

Share of one-stop round-trip flights from London, Ontario to Seoul chosen by Cheapflights users in the past 12 months, using the same layover each way.

Calgary (YYC) – chosen by Cheapflights users on 67% of one-stop itineraries from London, Ontario to Seoul on Cheapflights.

What’s the cheapest layover airport for flights from London, Ontario to Seoul?

Average round-trip fare for 1-stop flights from London, Ontario to Seoul, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Calgary (YYC) is the most affordable 1-stop option, with an average round-trip price of C$ 2,012.

What’s the fastest layover option from London, Ontario to Seoul?

Shortest average travel time for 1-stop one-way flights from London, Ontario to Seoul, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Toronto (YYZ) have the shortest average one-way travel time for 1-stop routes: 18h 25m.

Which airport typically offers the quickest layover for flights from London, Ontario to Seoul?

Average layover duration for 1-stop one-way flights from London, Ontario to Seoul, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Toronto (YYZ) offer the fastest connection on this route, with an average layover time of 2h 10m.

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 6 July 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
3,397 reviews
Check prices

Food

6.2

Entertainment

6.1

Comfort

7.0

Crew

7.9

Boarding

7.4

Overall

7.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
WestJet
7.2
Good
3,397 reviews
WestJet
7.2
Good
3,397 reviews
Check prices

Food

6.2

Entertainment

6.1

Comfort

7.0

Crew

7.9

Boarding

7.4

Overall

7.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight

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 35h 35m. Air Canada provides one of the quickest options available for as low as C$ 1,632. 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 6 July 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 1,184AverageC$ 1,321FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.