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Cheap flights from London Heathrow Airport to Toronto Island Airport from £243

LHR — YTZ
4 Oct — 11 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Toronto Island

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Toronto Island

Sat 26/1213:00 -
1 stop11h 56m
Sat 9/116:30 -
1 stop9h 40m
Deal found 3/9£384
Thu 10/909:30 -
1 stop13h 50m
Tue 15/910:45 -
1 stop14h 45m
Deal found 4/9£386
Sat 17/1018:00 -
2 stops22h 50m
Thu 29/1008:20 -
2 stops18h 50m
Deal found 4/9£387
Thu 12/1106:00 -
2 stops16h 56m
Mon 23/1110:45 -
2 stops14h 10m
Deal found 3/9£389
Wed 30/912:40 -
2 stops24h 05m
Mon 5/1010:20 -
1 stop15h 10m
Deal found 2/9£389
Mon 12/1009:30 -
1 stop10h 30m
Thu 12/1118:55 -
1 stop9h 25m
Deal found 1/9£390
Fri 11/909:30 -
1 stop11h 20m
Thu 17/920:55 -
2 stops19h 30m
Deal found 4/9£391
Tue 15/914:05 -
1 stop12h 25m
Tue 29/910:20 -
2 stops29h 40m
Deal found 2/9£392
Sat 26/909:30 -
2 stops17h 00m
Tue 29/920:55 -
1 stop30h 40m
Deal found 2/9£392
Wed 23/914:10 -
1 stop12h 20m
Sun 27/910:20 -
2 stops15h 10m
Deal found 1/9£393
Sat 24/1014:10 -
1 stop22h 39m
Sat 31/1008:20 -
2 stops20h 50m
Deal found 2/9£394
Thu 17/909:30 -
1 stop17h 00m
Thu 8/1009:30 -
2 stops30h 30m
Deal found 3/9£395

Find flight deals from Heathrow to Toronto Island

Round-trip from

£383

One-way from

£243

Popular in

November

Cheapest in

February

Average price

£485
Air Canada
  • Air Canada
  • 13/1-20/1
  • 2 total stops
  • 27h 21m total
  • London to Toronto
Search Deals
21/9-31/12
  • 21/9-31/12
  • 3 total stops
  • 45h 30m total
  • London to Toronto
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£116 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease (£45 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London Heathrow Airport to Toronto Island Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonToronto

LHR London Heathrow - YTZ Toronto Island

LHRYTZ

London Heathrow

Sat 19/9

09:30-15:50

1 stop11h 20m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£329

LondonToronto

LHR London Heathrow - YTZ Toronto Island

LHRYTZ

London Heathrow

Sat 24/10

06:50-18:57

2 stops17h 07m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£330

LondonToronto

LHR London Heathrow - YTZ Toronto Island

LHRYTZ

London Heathrow

Fri 11/9

06:50-18:51

2 stops17h 01m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£330

LondonToronto

LHR London Heathrow - YTZ Toronto Island

LHRYTZ

London Heathrow

Sat 19/9

07:30-18:51

2 stops16h 21m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£330

LondonToronto

LHR London Heathrow - YTZ Toronto Island

LHRYTZ

London Heathrow

Tue 20/10

06:50-18:57

2 stops17h 07m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£330

LondonToronto

LHR London Heathrow - YTZ Toronto Island

LHRYTZ

London Heathrow

Wed 14/10

06:50-18:57

2 stops17h 07m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£330

LondonToronto

LHR London Heathrow - YTZ Toronto Island

LHRYTZ

London Heathrow

Mon 21/9

06:50-18:51

2 stops17h 01m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£330

LondonToronto

LHR London Heathrow - YTZ Toronto Island

LHRYTZ

London Heathrow

Sat 12/9

06:50-18:51

2 stops17h 01m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£331

LondonToronto

LHR London Heathrow - YTZ Toronto Island

LHRYTZ

London Heathrow

Sat 10/10

06:50-18:56

2 stops17h 06m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£331

LondonToronto

LHR London Heathrow - YTZ Toronto Island

LHRYTZ

London Heathrow

Thu 15/10

06:50-18:57

2 stops17h 07m

Toronto Island

Sat 24/10

15:15-22:20

2 stops26h 05m

£401

Flights are sorted by cheapest return flights first.

Deals found on 3/9

Showing 1-10 of 21 resultsSorted by cheapest first
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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

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Toronto Island Airport

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

Airfare is below average for this route at the moment.

London Heathrow Airport to Toronto Island Airport flights typically cost between £442 and £518 in January.
The cheapest return price found within the last 5 days was £383 on Air Canada (13 Jan–20 Jan).

Reviews of airlines servicing Toronto Island

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
11,579 reviews
Check prices

Comfort

7.1

Entertainment

6.8

Overall

7.1

Food

6.3

Boarding

7.3

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

Sylvia,Aug 2026

YLW - YYZ

The fires impacted our trip. We sat in the plane for an hour with no air conditioning. We were a total of 5-hour delay but missed our connection. The staff tried to keep us aware of important information
Air Canada
7.1
Good
11,579 reviews
Air Canada
7.1
Good
11,579 reviews
Check prices

Comfort

7.1

Entertainment

6.8

Overall

7.1

Food

6.3

Boarding

7.3

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

Sylvia,Aug 2026

YLW - YYZ

The fires impacted our trip. We sat in the plane for an hour with no air conditioning. We were a total of 5-hour delay but missed our connection. The staff tried to keep us aware of important information

Related info for your journey

  • 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 17h 07m. United Airlines provides one of the quickest options available for as low as £401. 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 42% 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

Top airline flying from Heathrow to Toronto Island

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£337Average£518FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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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.

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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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