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Cheap flights from London Heathrow Airport to Toronto Island Airport from £277

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 17/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YTZ
7 Feb — 14 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Toronto Island

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Toronto Island (YTZ). 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 8 January 2026.

Round-trip from

£342

One-way from

£277

Popular in

November

Cheapest in

March

Average price

£384
Air Canada
  • Air Canada
  • 23/1-7/2
  • 2 total stops
  • 24h 53m total
  • London to Toronto
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17/3
  • 17/3
  • 3 total stops
  • 40h 08m total
  • London to Toronto
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£101 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£17 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Find flight deals from Heathrow to Toronto Island

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Toronto Island
Explore the most affordable flight options available from Heathrow to Toronto Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 January 2026.

Fri 23/112:00LHR - YTZ
1 stop11h 13mAir Canada
Sat 7/212:30YTZ - LHR
1 stop13h 40mAir Canada
Deal found 7/1£342
Fri 30/112:00LHR - YTZ
1 stop11h 13mAir Canada
Sun 8/212:30YTZ - LHR
1 stop15h 50mAir Canada
Deal found 7/1£342
Wed 28/112:00LHR - YTZ
1 stop11h 13mAir Canada
Sun 8/218:45YTZ - LHR
1 stop9h 35mAir Canada
Deal found 7/1£343
Wed 18/212:00LHR - YTZ
1 stop11h 10mAir Canada
Mon 23/216:25YTZ - LHR
1 stop9h 45mAir Canada
Deal found 7/1£344
Fri 16/112:00LHR - YTZ
1 stop11h 13mAir Canada
Sun 25/115:30YTZ - LHR
1 stop10h 40mAir Canada
Deal found 6/1£345
Thu 12/213:25LHR - YTZ
1 stop23h 30mAir Canada
Tue 17/216:25YTZ - LHR
1 stop9h 45mAir Canada
Deal found 7/1£345
Fri 30/112:00LHR - YTZ
1 stop11h 13mAir Canada
Mon 9/216:25YTZ - LHR
1 stop9h 45mAir Canada
Deal found 7/1£346
Mon 16/213:25LHR - YTZ
1 stop13h 10mAir Canada
Wed 4/312:30YTZ - LHR
1 stop13h 40mAir Canada
Deal found 7/1£347
Mon 19/113:25LHR - YTZ
1 stop23h 45mAir Canada
Mon 26/112:30YTZ - LHR
1 stop13h 40mAir Canada
Deal found 7/1£348
Wed 14/113:25LHR - YTZ
1 stop11h 30mAir Canada
Mon 19/115:30YTZ - LHR
1 stop10h 40mAir Canada
Deal found 7/1£348
Mon 13/409:30LHR - YTZ
1 stop10h 30mAir Canada
Mon 20/415:35YTZ - LHR
1 stop9h 55mAir Canada
Deal found 8/1£349
Mon 13/409:30LHR - YTZ
1 stop10h 30mAir Canada
Thu 23/415:35YTZ - LHR
1 stop9h 55mAir Canada
Deal found 8/1£350

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Toronto Island 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 8 January 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Toronto Island Airport that are best for you.

Fly from

Heathrow

Fly to

Toronto Island

Route

Depart

Return

Price

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Fri 23/1

12:00-18:13

1 stop11h 13m

Toronto Island

Sat 7/2

12:30-07:10

1 stop13h 40m

£342

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Tue 10/2

13:25-19:55

1 stop11h 30m

Toronto Island

Tue 24/2

12:30-07:10

1 stop13h 40m

£343

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Tue 10/2

09:00-17:55

2 stops13h 55m

Toronto Island

Tue 24/2

16:25-07:10

1 stop9h 45m

£345

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Fri 30/1

12:00-18:13

1 stop11h 13m

Toronto Island

Wed 11/2

16:25-07:10

1 stop9h 45m

£346

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Fri 8/5

14:05-21:32

1 stop12h 27m

Toronto Island

Fri 15/5

20:55-08:35

1 stop30h 40m

£354

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Fri 24/4

09:30-15:52

1 stop11h 22m

Toronto Island

Fri 1/5

10:45-10:00

1 stop18h 15m

£354

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Mon 20/4

09:30-15:00

1 stop10h 30m

Toronto Island

Wed 29/4

18:55-08:35

1 stop8h 40m

£355

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Thu 23/4

09:30-18:17

1 stop13h 47m

Toronto Island

Thu 30/4

15:35-06:30

1 stop9h 55m

£355

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Sat 24/1

09:00-18:13

2 stops14h 13m

Toronto Island

Fri 6/2

16:20-09:20

1 stop12h 00m

£356

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Sat 24/1

09:00-18:13

2 stops14h 13m

Toronto Island

Sat 7/2

16:25-07:10

1 stop9h 45m

£358

Flights are sorted by cheapest return flights first.

Deals found on 7/1

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from Heathrow to Toronto Island

Have a flexible travel schedule? Discover the best time to fly to Toronto Island from Heathrow 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 London Heathrow Airport to Toronto Island Airport

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

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

Montreal (YUL) – chosen by Cheapflights users on 79% of one-stop itineraries from London Heathrow Airport to Toronto Island Airport on Cheapflights.

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

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

Reykjavik (KEF) is the most affordable one-stop option, with an average return flight price of £389.

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

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

Flights via Ottawa (YOW) have the shortest average one-way travel time for one-stop routes: 10h 02m.

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

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

Flights via Washington, D.C. (IAD) offer the fastest connection on this route, with an average stopover time of 1h 21m.

Reviews of airlines servicing Toronto Island

Get insights into the airlines that provide service to Toronto Island. 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 Toronto Island. Reviews last updated 8 January 2026.
Get a feel of what it's like to fly with Air Canada from London Heathrow Airport to Toronto Island Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,604 reviews
Check prices

Boarding

7.3

Entertainment

6.8

Food

6.3

Comfort

7.1

Crew

7.8

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Shawna,Sept 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given
Air Canada
7.1
Good
10,604 reviews
Air Canada
7.1
Good
10,604 reviews
Check prices

Boarding

7.3

Entertainment

6.8

Food

6.3

Comfort

7.1

Crew

7.8

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Shawna,Sept 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Toronto Island. 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 London Heathrow Airport to Toronto Island Airport?

    A quick flight from London Heathrow Airport to Toronto Island Airport can take about 11h 13m. Air Canada provides one of the quickest options available for as low as £342. There are 3537 mi between London Heathrow Airport and Toronto Island Airport.

  • What is the cheapest airline to fly from London Heathrow Airport to Toronto Island Airport round-trip?

    Air Canada, at £337, was found to be the cheapest airline from London Heathrow Airport to Toronto Island Airport.. Air Canada is 27% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

  • How can I find direct flights from Heathrow to Toronto Island?

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Toronto Island 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

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Top airline flying from Heathrow to Toronto Island

Discover the top airline that operate flights from Heathrow to Toronto Island. 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 8 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£337Average£433FlexibilityNo cancel feeOn-time67%
Search Air Canada 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 Heathrow to Toronto Island?

Cheapflights helps you search for flights from Heathrow to Toronto Island 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 Heathrow to Toronto Island?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Toronto Island.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Toronto Island flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Heathrow to Toronto Island flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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