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Cheap flights from London Heathrow Airport to Toronto Island Airport from £233

LHR — YTZ
10 Oct — 17 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

Thu 29/1013:00 -
2 stops28h 14m
Wed 4/1108:20 -
2 stops17h 50m
Deal found 10/9£368
Thu 1/1009:30 -
1 stop13h 50m
Sun 1/1118:55 -
1 stop30h 35m
Deal found 10/9£369
Wed 7/1014:10 -
1 stop12h 20m
Thu 15/1015:35 -
1 stop9h 55m
Deal found 10/9£370
Fri 16/1009:30 -
2 stops13h 50m
Thu 22/1012:20 -
1 stop13h 10m
Deal found 10/9£370
Wed 30/914:05 -
1 stop22h 45m
Sun 1/1118:55 -
1 stop30h 35m
Deal found 10/9£371
Wed 16/914:10 -
1 stop12h 20m
Mon 5/1015:35 -
1 stop9h 55m
Deal found 9/9£372
Sun 20/909:30 -
1 stop15h 20m
Sun 27/906:50 -
1 stop18h 40m
Deal found 9/9£373
Tue 22/909:30 -
1 stop11h 20m
Sun 27/906:50 -
1 stop18h 40m
Deal found 9/9£373
Sat 3/1009:30 -
1 stop11h 20m
Wed 7/1015:35 -
1 stop12h 00m
Deal found 9/9£374
Wed 11/1113:00 -
1 stop11h 56m
Mon 23/1115:35 -
1 stop9h 55m
Deal found 10/9£375
Sat 3/1009:30 -
1 stop11h 20m
Sat 10/1012:20 -
1 stop15h 15m
Deal found 10/9£376
Fri 23/1014:05 -
1 stop10h 45m
Tue 3/1116:35 -
1 stop9h 35m
Deal found 10/9£376

Find flight deals from Heathrow to Toronto Island

Round-trip from

£368

One-way from

£233

Popular in

November

Cheapest in

February

Average price

£474
Air Canada
  • Air Canada
  • 29/10-4/11
  • 4 total stops
  • 46h 04m total
  • London to Toronto
Search Deals
Air Canada
  • Air Canada
  • 5/10-31/12
  • 1 total stop
  • 10h 30m total
  • London to Toronto
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£105 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease (£46 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

LondonToronto

LHR London Heathrow - YTZ Toronto Island

LHRYTZ

London Heathrow

Sun 11/10

07:30-18:57

2 stops16h 27m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£328
Fastest return journey

LondonToronto

LHR London Heathrow - YTZ Toronto Island

LHRYTZ

London Heathrow

Wed 30/9

07:30-18:51

2 stops16h 21m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£329

LondonToronto

LHR London Heathrow - YTZ Toronto Island

LHRYTZ

London Heathrow

Fri 2/10

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 5/10

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 7/10

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 21/10

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

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

Sat 26/9

06:50-20:11

2 stops18h 21m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£330

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

Mon 21/9

06:50-18:51

2 stops17h 01m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£330

Flights are sorted by cheapest return flights first.

Deals found on 7/9

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 £441 and £645 in October.
The cheapest return price found within the last 5 days was £368 on Air Canada (29 Oct–4 Nov).

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
11,608 reviews
Check prices

Comfort

7.1

Crew

7.8

Boarding

7.3

Food

6.3

Entertainment

6.8

Overall

7.1

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
11,608 reviews
Air Canada
7.1
Good
11,608 reviews
Check prices

Comfort

7.1

Crew

7.8

Boarding

7.3

Food

6.3

Entertainment

6.8

Overall

7.1

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 27h 48m. United Airlines provides one of the quickest options available for as low as £424. 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 £336, was found to be the cheapest airline from London Heathrow Airport to Toronto Island Airport.. Air Canada is 41% 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£336Average£531FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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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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