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Cheap flights from Canada to London, ON from C$ 129

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 21/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — YXU
24 Apr — 1 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Canada to London

Enter your travel dates to find the best prices.

Cheapest flights from Canada to London
Explore the most affordable flight options available from Canada to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2026.

Wed 15/412:50 a.m.
YYC
-
YXU
Nonstop3h 45m
WestJet
Sun 19/48:10 p.m.
YXU
-
YYC
Nonstop4h 16m
WestJet
Deal found 23/3C$ 250
Fri 22/510:35 a.m.
YWG
-
YXU
Nonstop2h 15m
WestJet
Tue 26/52:40 p.m.
YXU
-
YWG
Nonstop2h 25m
WestJet
Deal found 22/3C$ 294
Sun 19/412:50 a.m.
YYC
-
YXU
Nonstop3h 45m
WestJet
Tue 28/46:10 a.m.
YXU
-
YYC
Nonstop4h 10m
WestJet
Deal found 21/3C$ 300
Tue 21/412:50 a.m.
YYC
-
YXU
Nonstop3h 45m
WestJet
Sun 31/55:55 p.m.
YXU
-
YYC
Nonstop4h 10m
WestJet
Deal found 22/3C$ 322
Wed 15/412:50 a.m.
YYC
-
YXU
Nonstop3h 45m
WestJet
Tue 21/48:00 a.m.
YXU
-
YYC
Nonstop4h 16m
WestJet
Deal found 24/3C$ 330
Thu 16/412:50 a.m.
YYC
-
YXU
Nonstop3h 45m
WestJet
Mon 20/48:00 a.m.
YXU
-
YYC
Nonstop4h 16m
WestJet
Deal found 22/3C$ 333
Thu 16/412:50 a.m.
YYC
-
YXU
Nonstop3h 45m
WestJet
Sun 19/48:10 p.m.
YXU
-
YYC
Nonstop4h 16m
WestJet
Deal found 20/3C$ 347
Wed 20/511:40 p.m.
YYC
-
YXU
Nonstop3h 40m
WestJet
Sat 30/56:10 a.m.
YXU
-
YYC
Nonstop4h 10m
WestJet
Deal found 21/3C$ 358
Mon 11/55:10 a.m.
YWG
-
YXU
1 stop5h 33m
Air Canada
Wed 20/55:10 a.m.
YXU
-
YWG
1 stop6h 58m
Air Canada
Deal found 21/3C$ 370
Fri 12/611:40 p.m.
YYC
-
YXU
Nonstop3h 40m
WestJet
Tue 23/65:55 p.m.
YXU
-
YYC
Nonstop4h 10m
WestJet
Deal found 20/3C$ 371
Wed 6/511:40 p.m.
YYC
-
YXU
Nonstop3h 40m
WestJet
Wed 13/56:10 a.m.
YXU
-
YYC
Nonstop4h 10m
WestJet
Deal found 20/3C$ 373
Sat 9/511:40 p.m.
YYC
-
YXU
Nonstop3h 40m
WestJet
Tue 12/56:10 a.m.
YXU
-
YYC
Nonstop4h 10m
WestJet
Deal found 22/3C$ 382

Find flight deals from Canada to London

Keep the following information in mind while searching for Canada to London flight deals. Data was last updated 25 March 2026.

Round-trip from

C$ 250

One-way from

C$ 129

Popular in

February

Cheapest in

January

Average price

C$ 607

Good round-trip deal

C$ 262 or less

Good one-way deal

C$ 130 or less
WestJet
  • WestJet
  • 15/4-19/4
  • Nonstop
  • 8h 01m total
  • Canada to London
Search Deals
WestJet
  • WestJet
  • 21/4
  • Nonstop
  • 3h 45m total
  • Canada to London
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Canada to London.
Search Deals
Price to beat on a one-way flight from Canada to London.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Canada to London 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 25 March 2026.
Use the filters below to find and compare flights from Canada to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CalgaryLondon

YYC - YXU

YYCYXU

Calgary

Wed 15/4

12:50 a.m.-6:35 a.m.

Nonstop3h 45m

London

Sun 19/4

8:10 p.m.-10:26 p.m.

Nonstop4h 16m

C$ 250

CalgaryLondon

YYC - YXU

YYCYXU

Calgary

Sun 19/4

12:50 a.m.-6:35 a.m.

Nonstop3h 45m

London

Tue 28/4

6:10 a.m.-8:20 a.m.

Nonstop4h 10m

C$ 300

CalgaryLondon

YYC - YXU

YYCYXU

Calgary

Wed 20/5

11:40 p.m.-5:20 a.m.

Nonstop3h 40m

London

Fri 29/5

6:10 a.m.-8:20 a.m.

Nonstop4h 10m

C$ 358

CalgaryLondon

YYC - YXU

YYCYXU

Calgary

Wed 20/5

11:40 p.m.-5:20 a.m.

Nonstop3h 40m

London

Sun 31/5

5:55 p.m.-8:05 p.m.

Nonstop4h 10m

C$ 358

CalgaryLondon

YYC - YXU

YYCYXU

Calgary

Fri 12/6

11:40 p.m.-5:20 a.m.

Nonstop3h 40m

London

Tue 23/6

5:55 p.m.-8:05 p.m.

Nonstop4h 10m

C$ 371

CalgaryLondon

YYC - YXU

YYCYXU

Calgary

Tue 19/5

11:40 p.m.-5:20 a.m.

Nonstop3h 40m

London

Sun 31/5

5:55 p.m.-8:05 p.m.

Nonstop4h 10m

C$ 385

CalgaryLondon

YYC - YXU

YYCYXU

Calgary

Tue 19/5

11:40 p.m.-5:20 a.m.

Nonstop3h 40m

London

Sat 30/5

6:10 a.m.-8:20 a.m.

Nonstop4h 10m

C$ 386

EdmontonLondon

YEG - YXU

YEGYXU

Edmonton

Mon 13/4

8:35 p.m.-6:35 a.m.

1 stop8h 00m

London

Thu 16/4

8:10 p.m.-12:39 a.m.

1 stop6h 29m

C$ 411

WinnipegLondon

YWG - YXU

YWGYXU

Winnipeg

Wed 27/5

5:10 a.m.-11:43 a.m.

1 stop5h 33m

London

Wed 3/6

5:10 a.m.-11:08 a.m.

1 stop6h 58m

C$ 421

AbbotsfordLondon

YXX - YXU

YXXYXU

Abbotsford

Thu 30/4

8:25 p.m.-5:20 a.m.

1 stop5h 55m

London

Sun 3/5

6:10 a.m.-10:05 a.m.

1 stop6h 55m

C$ 422

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/3

Showing 1-10 of 60 resultsSorted by cheapest first
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2
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6

Best time to book a flight from Canada to London

Have a flexible travel schedule? Discover the best time to fly to London from Canada 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 Canada to London

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

Currently, April is the cheapest month in which you can book a flight from Canada to London, Ontario (average of C$ 72). Flying from Canada to London, Ontario in July is currently the most expensive (average of C$ 162). 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.

What is the cheapest time of day to fly from CA to YXU?

Find hourly flight availability from Canada to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 March 2026.

When flying from Canada to London, Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 29% versus a flight in the evening.

What is the cheapest day to fly from Canada to London, Ontario?

Use this chart to determine the cheapest time to fly round-trip from Canada to London. Price data was last updated on 17 August 2025.

Travelers seeking maximum savings on their Canada to London, Ontario flight should consider departing on Friday mornings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How often are flights from Canada to London delayed?

About 10% of weekly flights between Canada and London have experienced delays in the past year, with the average delay time being 97 minutes.

What is the most punctual flight time for Canada to London flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Canada to London flights?

Over the past year, WestJet has had the lowest number of delays on this route, with just 10% of flights being delayed.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 25 March 2026.
Check out reviews from past customers who have flown with WestJet,Air Canada, andFlair Airlines from Canada to London to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,301 reviews
Check prices

Crew

7.9

Overall

7.2

Comfort

7.0

Entertainment

6.1

Boarding

7.4

Food

6.2

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.
WestJet
7.2
Good
3,301 reviews
WestJet
7.2
Good
3,301 reviews
Check prices

Crew

7.9

Overall

7.2

Comfort

7.0

Entertainment

6.1

Boarding

7.4

Food

6.2

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.
Air Canada
7.1
Good
10,839 reviews
WestJet
7.2
Good
3,301 reviews
Check prices

Crew

7.9

Overall

7.2

Comfort

7.0

Entertainment

6.1

Boarding

7.4

Food

6.2

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.
Flair Airlines
6.0
Okay
266 reviews
WestJet
7.2
Good
3,301 reviews
Check prices

Crew

7.9

Overall

7.2

Comfort

7.0

Entertainment

6.1

Boarding

7.4

Food

6.2

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.

Related info for your journey

Find useful and relevant information for your journey from Canada to London. 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 into for flights to London from Canada?

    Most people fly into London (YXU) if they book a flight to London from Canada. London is conveniently located just 8.6 km from London’s city centre.

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

    A quick flight from Canada to London, Ontario can take about 3h 45m. WestJet provides one of the quickest options available for as low as C$ 250. Canada and London, Ontario are separated by a distance of 2618 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Canada to London, Ontario one-way?

    For one-way options, check prices for Flair Airlines. According to our data, you can fly for as low as C$ 75. Users have also found prices from C$ 83 and C$ 151 on WestJet and Air Canada, respectively.

  • What are the most popular routes from Canada to London, Ontario?

    When deciding which route to take from Canada to London, Ontario consider Vancouver Intl - London, Edmonton - London or Abbotsford - London as they are the most popular.

  • What are the most reliable airlines from Canada to London, Ontario?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Canada to London, Ontario on time: SWISS (86%), Emirates (47%), Lufthansa (46%).

  • What are the cheapest flights from Canada to London, Ontario?

    Looking for the cheapest flight from Canada to London, Ontario? While on average our users pay C$ 607, our data indicates the cheapest price to be C$ 483. The most popular route (Vancouver Intl - London), is priced around C$ 480.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Canada to London 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 Canada to London, Ontario?

    Currently, April is the cheapest month in which you can book a flight from Canada to London, Ontario (average of C$ 72). Flying from Canada to London, Ontario in July is currently the most expensive (average of C$ 162). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Port Stanley
Grand Bend

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Alternative routes for Canada to London

See prices for flight routes from nearby airports that may be better suited for you.
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Halifax to Hamilton flights
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Vancouver Intl to Ottawa flights
Winnipeg to Toronto Island flights
Reagan-National to Pierre Elliott Trudeau Intl flights
Dallas/Fort Worth to Pearson Intl flights
San Francisco to Pearson Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
Boston to Pierre Elliott Trudeau Intl flights
Edmonton to Pierre Elliott Trudeau Intl flights
Boston to Toronto Island flights
O'Hare Intl to Pierre Elliott Trudeau Intl flights
Boston to Pearson Intl flights
Mexico City to Pierre Elliott Trudeau Intl flights
Edmonton to Toronto Island flights
Québec City to Pearson Intl flights
Dulles Intl to Pearson Intl flights
Halifax to Region of Waterloo Intl flights

Top 3 airlines flying from Canada to London

Discover the top 3 airlines that operate flights from Canada to London. 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 25 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Flair AirlinesCheapestC$ 102AverageC$ 260FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
Air CanadaCheapestC$ 170AverageC$ 721FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 196AverageC$ 496FlexibilityNo 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 Canada to London?

Cheapflights helps you search for flights from Canada to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Canada to London 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 Canada to London with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Canada to London, users can toggle the no change fees filter when performing a flight search.

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

Of course! You can now track prices for flights from Canada to London 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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