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Cheap flights from Toronto to London from £173

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 28/1. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — LON
31 Jan — 7 Feb1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Toronto to London are usually found in February or May, booked 74 days in advance, depart on a Wednesday or Sunday and return on a Thursday

Cheap flight deals from Toronto to London

Enter your travel dates to find the best prices.

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

Wed 31/1216:40YYZ - LHR
1 stop12h 45mAmerican Airlines
Tue 13/107:50LHR - YYZ
2 stops14h 38mAmerican Airlines
Deal found 31/12£502
Wed 31/1216:10YYZ - LHR
1 stop12h 10mMultiple Airlines
Mon 26/106:35LHR - YYZ
1 stop13h 15mMultiple Airlines
Deal found 30/12£502
Tue 30/1220:25YYZ - LHR
Nonstop7h 05mAir Canada
Sun 11/112:00LHR - YYZ
1 stop23h 31mAir Canada
Deal found 30/12£512
Tue 30/1221:15YYZ - LHR
1 stop18h 20mMultiple Airlines
Sun 11/112:00LHR - YYZ
1 stop14h 45mMultiple Airlines
Deal found 29/12£513
Wed 31/1218:10YYZ - LHR
1 stop10h 10mAir Canada
Sun 11/112:00LHR - YYZ
1 stop13h 46mAir Canada
Deal found 31/12£519
Wed 31/1216:40YYZ - LHR
1 stop12h 45mAmerican Airlines
Thu 15/107:50LHR - YYZ
2 stops20h 09mAmerican Airlines
Deal found 31/12£534
Wed 31/1217:30YYZ - LHR
1 stop10h 50mMultiple Airlines
Sat 10/118:00LHR - YYZ
1 stop20h 36mMultiple Airlines
Deal found 30/12£540
Tue 30/1218:10YYZ - LHR
2 stops32h 00mMultiple Airlines
Thu 23/407:25LHR - YYZ
1 stop12h 00mMultiple Airlines
Deal found 30/12£542
Wed 31/1216:44YYZ - LHR
1 stop11h 31mAmerican Airlines
Mon 12/110:15LHR - YYZ
1 stop12h 13mAmerican Airlines
Deal found 31/12£545
Wed 31/1215:30YTZ - LHR
1 stop10h 40mAir Canada
Mon 26/113:25LHR - YTZ
1 stop11h 30mAir Canada
Deal found 30/12£563
Wed 31/1215:30YTZ - LHR
1 stop10h 40mAir Canada
Fri 9/112:00LHR - YTZ
1 stop11h 13mAir Canada
Deal found 30/12£645
Wed 31/1221:35YYZ - LGW
Nonstop7h 10mAir Transat
Mon 26/111:40LGW - YYZ
Nonstop8h 20mAir Transat
Deal found 30/12£649

Find flight deals from Toronto to London

Discover tips and strategies to find the most affordable flight options for your journey from Toronto (YTO) to London (LON). 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 January 2026.

Round-trip from

£395

One-way from

£173

Popular in

December

Cheapest in

February

Average price

£406

Good round-trip deal

£469 or less

Good one-way deal

£264 or less
Air Transat
  • Air Transat
  • 15/2-22/2
  • Nonstop
  • 15h 30m total
  • Toronto to London
Search Deals
28/1
  • 28/1
  • 1 total stop
  • 15h 50m total
  • Toronto to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Toronto (YTO) to London (LON).
Search Deals
Price to beat on a one-way flight from Toronto (YTO) to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Toronto 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 858,174 searches. Data last updated 1 January 2026.
Use the filters below to find and compare flights from Toronto to London that are best for you.

Fly from

Toronto

Fly to

London

Route

Depart

Return

Price

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Tue 17/2

18:50-18:05

1 stop18h 15m

London Gatwick

Tue 24/2

10:30-12:10

1 stop30h 40m

£398

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Tue 10/3

22:35-09:45

Nonstop7h 10m

London Gatwick

Tue 17/3

11:40-16:00

Nonstop8h 20m

£401

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Mon 12/1

21:35-09:45

Nonstop7h 10m

London Gatwick

Wed 21/1

11:40-15:00

Nonstop8h 20m

£401

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Sat 7/3

21:35-09:45

Nonstop7h 10m

London Gatwick

Mon 16/3

11:40-16:00

Nonstop8h 20m

£401

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Tue 10/3

22:35-09:45

Nonstop7h 10m

London Gatwick

Mon 16/3

11:40-16:00

Nonstop8h 20m

£401

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Wed 28/1

21:35-09:45

Nonstop7h 10m

London Gatwick

Thu 5/2

11:40-15:00

Nonstop8h 20m

£401

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Tue 24/2

18:50-21:45

1 stop21h 55m

London Luton

Sat 7/3

16:00-12:10

1 stop25h 10m

£405

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 13/2

21:15-09:35

Nonstop7h 20m

London Heathrow

Sun 1/3

08:40-15:40

1 stop12h 00m

£406

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 6/2

21:15-09:35

Nonstop7h 20m

London Heathrow

Sun 8/2

11:45-19:15

1 stop12h 30m

£406

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 13/2

21:15-09:35

Nonstop7h 20m

London Heathrow

Fri 20/2

14:30-18:00

Nonstop8h 30m

£410

Flights are sorted by cheapest return flights first.

Deals found on 30/12

Showing 1-10 of 60 results
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Best time to book a flight from Toronto to London

Have a flexible travel schedule? Discover the best time to fly to London from Toronto with our price prediction graph.
Estimated return 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 Toronto to London

How far ahead should I book a flight from Toronto to London?

Use this chart to determine the optimal time to book a return flight from Toronto to London. Price data was last updated on 26 December 2025.

The price you pay for your flight from Toronto to London may vary depending on when you book. For the best chance of a lower fare, look to book 74 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Toronto to London?

Currently, March is the cheapest month in which you can book a flight from Toronto to London (average of £304). Flying from Toronto to London in July is currently the most expensive (average of £444). 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 YTO to LON?

Find hourly flight availability from Toronto 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 1 January 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Toronto to London as you normally would.

Weekly flight availability from Toronto to London

Explore weekly flight availability from Toronto to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 1 January 2026.

The most flights from YTO to LON are scheduled on a Wednesday (41 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (28 on average).

How much does it cost for a return flight from Toronto to London?

What’s the top stopover airport for flights from Toronto to London?

Share of one-stop return flights from Toronto to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Reykjavik (KEF) – chosen by Cheapflights users on 46% of one-stop itineraries from Toronto to London on Cheapflights.

What’s the cheapest stopover airport for flights from Toronto to London?

Average return fare for one-stop flights from Toronto to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Lisbon (LIS) is the most affordable one-stop option, with an average return flight price of £333.

What’s the fastest stopover option from Toronto to London?

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

Flights via Halifax (YHZ) have the shortest average one-way travel time for one-stop routes: 8h 55m.

Which airport typically offers the quickest stopover for flights from Toronto to London?

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

Flights via Amsterdam (AMS) offer the fastest connection on this route, with an average stopover time of 1h 08m.

How often are flights from Toronto to London delayed?

About 22% of weekly flights between Toronto and London have experienced delays in the past year, with the average delay time being 155 minutes.

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

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning 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 Sunday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, Virgin Atlantic have had the lowest number of delays on this route, with just 11% 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 1 January 2026.
Check out reviews from past customers who have flown with Porter Airlines, Air Transat, andAir Canada from Toronto to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very Good
403 reviews
Check prices

Comfort

8.0

Food

7.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very Good
403 reviews
Porter Airlines
8.0
Very Good
403 reviews
Check prices

Comfort

8.0

Food

7.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Transat
7.7
Good
490 reviews
Porter Airlines
8.0
Very Good
403 reviews
Check prices

Comfort

8.0

Food

7.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,572 reviews
Porter Airlines
8.0
Very Good
403 reviews
Check prices

Comfort

8.0

Food

7.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Lufthansa
6.8
Okay
7,675 reviews
Porter Airlines
8.0
Very Good
403 reviews
Check prices

Comfort

8.0

Food

7.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
British Airways
6.7
Okay
7,635 reviews
Porter Airlines
8.0
Very Good
403 reviews
Check prices

Comfort

8.0

Food

7.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Related info for your journey

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

  • How long is the flight from Toronto to London?

    For as low as £401, Air Transat can have you in London from Toronto in 7h 10m. Airlines will cover a distance of 3563 mi. Most flights are nonstop.

  • What are the cheapest airlines flying from Toronto to London round-trip?

    Currently priced at £339, Air Transat will fly you from Toronto to London and back. In addition to Air Transat, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Icelandair and Aer Lingus - these airlines can fly you to your destination from £359 and £364, respectively. These flights start at 26% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Toronto to London one-way?

    One-way options have recently been found by users for as low as £160 on Air Transat. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £169 and Air Canada from £222 one-way.

  • What are the most popular routes from Toronto to London?

    The most popular flight routes from Toronto to London are Toronto Pearson Intl - London Heathrow, Toronto Pearson Intl - London Gatwick and Toronto Pearson Intl - London City.

  • What are the most reliable airlines from Toronto to London?

    The top 3 most reliable airlines when flying from Toronto to London are KLM (80%), Air France (80%) and Delta (80%).

  • What are the cheapest flights from Toronto to London?

    Looking for the cheapest flight from Toronto to London? While on average our users pay £1,073, our data indicates the cheapest price to be £261. The most popular route (Toronto Pearson Intl - London Heathrow), is priced around £355.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Toronto to London (average of £304). Flying from Toronto to London in July is currently the most expensive (average of £444). 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
Milton Keynes
Croydon
Luton
Slough
Hounslow
Gatwick
Ilford
Wembley
Hayes
Brentford
Colchester
Watford
Crawley
Bedford
Chelmsford
Romford
Eastbourne
Ipswich
Bishop's Stortford
Guildford

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Alternative routes for Toronto to London

See prices for flight routes from nearby airports that may be better suited for you.
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Hamilton to Heathrow flights
Pearson Intl to Liverpool flights
Pearson Intl to Exeter flights
Pearson Intl to East Midlands flights
Toronto Island to Newcastle upon Tyne flights
Windsor to Heathrow flights
Pierre Elliott Trudeau Intl to Birmingham flights
Pierre Elliott Trudeau Intl to Newcastle upon Tyne flights

Top 10 airlines flying from Toronto to London

Discover the top 10 airlines that operate flights from Toronto 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 858,174 searches. Data last updated 1 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapest£339Average£468FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
IcelandairCheapest£359Average£465FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Aer LingusCheapest£364Average£519FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Porter AirlinesCheapest£370Average£478FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapest£379Average£502FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
KLMCheapest£380Average£452FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£388Average£600FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£400Average£597FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£401Average£534FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£416Average£436FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

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

How does Cheapflights help users find flights from Toronto to London?

Deals for Toronto to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Toronto.

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

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

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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