Find flights
When to book
FAQs

Cheap flights from Toronto Island Airport to London Heathrow Airport from £247

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.
YTZ — LHR
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Toronto Island to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Toronto Island (YTZ) to Heathrow (LHR). 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 16 January 2026.

Round-trip from

£394

One-way from

£247

Popular in

June

Cheapest in

February

Average price

£657
Air Canada
  • Air Canada
  • 30/4-15/5
  • 2 total stops
  • 35h 52m total
  • Toronto to London
Search Deals
17/3
  • 17/3
  • 2 total stops
  • 17h 50m total
  • Toronto to London
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£40 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

Find flight deals from Toronto Island to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Toronto Island to Heathrow
Explore the most affordable flight options available from Toronto Island to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 January 2026.

Thu 30/412:25
YTZ
-
LHR
1 stop13h 05m
Air Canada
Fri 15/514:05
LHR
-
YTZ
1 stop22h 47m
Air Canada
Deal found 15/1£394
Thu 5/212:30
YTZ
-
LHR
2 stops16h 35m
Air Canada
Sat 28/213:25
LHR
-
YTZ
1 stop23h 30m
Air Canada
Deal found 13/1£400
Mon 20/412:25
YTZ
-
LHR
1 stop13h 05m
Air Canada
Sun 3/506:00
LHR
-
YTZ
2 stops20h 32m
Air Canada
Deal found 15/1£404
Sat 4/420:55
YTZ
-
LHR
2 stops28h 35m
Air Canada
Mon 20/417:15
LHR
-
YTZ
2 stops31h 37m
Air Canada
Deal found 15/1£407
Fri 16/110:25
YTZ
-
LHR
2 stops15h 15m
Multiple Airlines
Thu 22/117:10
LHR
-
YTZ
2 stops31h 45m
Multiple Airlines
Deal found 15/1£413
Wed 14/110:25
YTZ
-
LHR
2 stops15h 15m
Multiple Airlines
Thu 12/209:00
LHR
-
YTZ
2 stops17h 35m
Multiple Airlines
Deal found 14/1£414
Thu 9/415:35
YTZ
-
LHR
1 stop9h 55m
Air Canada
Mon 13/412:40
LHR
-
YTZ
2 stops23h 35m
Air Canada
Deal found 14/1£415
Wed 21/110:30
YTZ
-
LHR
2 stops18h 35m
Multiple Airlines
Fri 23/109:00
LHR
-
YTZ
2 stops13h 55m
Multiple Airlines
Deal found 15/1£415
Mon 26/112:30
YTZ
-
LHR
2 stops12h 50m
Air Canada
Tue 3/209:00
LHR
-
YTZ
2 stops13h 55m
Air Canada
Deal found 15/1£416
Fri 27/318:30
YTZ
-
LHR
1 stop31h 00m
Air Canada
Sun 5/412:40
LHR
-
YTZ
2 stops13h 52m
Air Canada
Deal found 14/1£418

Cheapflights Fare Finder

 
Customise your flight search to find flights from Toronto Island to Heathrow 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 16 January 2026.
Use the filters below to find and compare flights from Toronto Island Airport to London Heathrow Airport that are best for you.

Fly from

Toronto Island

Fly to

Heathrow

Route

Depart

Return

Price

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Thu 30/4

12:25-06:30

1 stop13h 05m

London Heathrow

Fri 15/5

14:05-07:52

1 stop22h 47m

£394

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Thu 5/2

12:30-10:05

2 stops16h 35m

London Heathrow

Sat 28/2

13:25-07:55

1 stop23h 30m

£400

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 20/4

12:25-06:30

1 stop13h 05m

London Heathrow

Sun 3/5

06:00-21:32

2 stops20h 32m

£404

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Fri 13/2

10:25-06:40

2 stops15h 15m

London Heathrow

Wed 18/2

12:00-09:42

1 stop26h 42m

£437

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Tue 3/3

10:45-07:10

1 stop15h 25m

London Heathrow

Sun 15/3

12:00-21:20

1 stop13h 20m

£465

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 16/2

16:25-07:10

1 stop9h 45m

London Heathrow

Sun 22/2

12:00-18:13

1 stop11h 13m

£465

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sun 1/2

16:20-09:20

1 stop12h 00m

London Heathrow

Wed 18/2

12:00-18:13

1 stop11h 13m

£480

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Fri 13/2

12:30-09:20

1 stop15h 50m

London Heathrow

Fri 20/2

12:00-18:13

1 stop11h 13m

£482

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sun 15/2

12:30-09:20

1 stop15h 50m

London Heathrow

Sun 22/2

12:00-18:13

1 stop11h 13m

£482

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sun 15/2

18:45-09:20

1 stop9h 35m

London Heathrow

Fri 20/2

12:00-18:13

1 stop11h 13m

£482

Flights are sorted by cheapest return flights first.

Deals found on 14/1

Showing 1-10 of 24 results
1
2
3

Best time to book a flight from Toronto Island to Heathrow

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

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

Related info for your journey

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

    A quick flight from Toronto Island Airport to London Heathrow Airport can take about 13h 05m. Air Canada provides one of the quickest options available for as low as £394. There are 3537 mi between Toronto Island Airport and London Heathrow Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Toronto Island to Heathrow 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Luton
Northampton
Slough
Gatwick
Hounslow
Wembley
Ilford
Brentford
Hayes
Colchester
Watford
Crawley
Kingston upon Thames
Swindon
Bedford
Chelmsford
Eastbourne
Romford

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 Island to Heathrow?

Cheapflights makes it easy to find Toronto Island to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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 Heathrow from Toronto Island.

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

Certainly. Search results for flights to Heathrow from Toronto Island shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Toronto Island to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.