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Cheap flights from Toronto Island Airport to London Heathrow Airport from £248

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
YTZ — LHR
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 18 December 2025.

Tue 30/1215:30YTZ - LHR
1 stop10h 40mAir Canada
Sun 11/112:00LHR - YTZ
1 stop11h 13mAir Canada
Deal found 16/12£509
Mon 29/1218:30YTZ - LHR
1 stop31h 40mAir Canada
Fri 16/112:00LHR - YTZ
1 stop14h 28mAir Canada
Deal found 15/12£532
Fri 26/1218:30YTZ - LHR
1 stop31h 40mAir Canada
Sat 10/118:00LHR - YTZ
2 stops25h 55mAir Canada
Deal found 15/12£549
Wed 31/1215:30YTZ - LHR
2 stops12h 50mAir Canada
Fri 16/112:00LHR - YTZ
1 stop11h 13mAir Canada
Deal found 16/12£553
Tue 30/1215:30YTZ - LHR
1 stop10h 40mAir Canada
Thu 8/109:00LHR - YTZ
2 stops14h 13mAir Canada
Deal found 14/12£615
Wed 31/1210:30YTZ - LHR
1 stop15h 40mAir Canada
Thu 8/113:25LHR - YTZ
2 stops25h 17mAir Canada
Deal found 17/12£617
Sat 27/1208:30YTZ - LHR
1 stop17h 40mAir Canada
Fri 9/112:00LHR - YTZ
1 stop11h 13mAir Canada
Deal found 14/12£631
Wed 24/1210:30YTZ - LHR
1 stop15h 40mAir Canada
Wed 14/112:00LHR - YTZ
1 stop14h 28mAir Canada
Deal found 17/12£658
Wed 31/1208:00YTZ - LHR
2 stops18h 10mMultiple Airlines
Wed 7/109:00LHR - YTZ
3 stops29h 55mMultiple Airlines
Deal found 17/12£659

Find 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 18 December 2025.

Round-trip from

£432

One-way from

£248

Popular in

June

Cheapest in

January

Average price

£541
Air Canada
  • Air Canada
  • 19/1-22/1
  • 4 total stops
  • 66h 05m total
  • Toronto to London
Search Deals
10/1
  • 10/1
  • 3 total stops
  • 24h 50m total
  • Toronto to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£55 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 18 December 2025.
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

Fri 16/1

12:30-10:05

2 stops16h 35m

London Heathrow

Fri 23/1

09:00-21:35

2 stops17h 35m

£434

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 19/1

08:30-10:05

2 stops20h 35m

London Heathrow

Thu 22/1

13:45-08:10

2 stops47h 25m

£434

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Wed 14/1

10:25-09:20

1 stop17h 55m

London Heathrow

Wed 21/1

12:00-18:13

1 stop11h 13m

£473

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Tue 3/3

10:45-07:10

1 stop15h 25m

London Heathrow

Sun 15/3

12:00-18:10

1 stop10h 10m

£475

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Fri 16/1

18:45-09:20

1 stop9h 35m

London Heathrow

Fri 23/1

09:00-17:55

2 stops13h 55m

£482

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Thu 2/4

15:35-06:30

1 stop9h 55m

London Heathrow

Tue 14/4

12:40-21:32

2 stops13h 52m

£485

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sun 1/2

18:45-09:20

1 stop9h 35m

London Heathrow

Sun 8/2

12:00-21:38

1 stop14h 38m

£493

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Fri 6/3

18:45-09:20

1 stop9h 35m

London Heathrow

Wed 18/3

07:00-19:55

2 stops16h 55m

£493

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sun 11/1

18:45-09:20

1 stop9h 35m

London Heathrow

Fri 16/1

12:00-18:13

1 stop11h 13m

£493

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Thu 29/1

12:30-07:10

1 stop13h 40m

London Heathrow

Sun 15/2

12:00-18:10

1 stop11h 10m

£495

Flights are sorted by cheapest return flights first.

Deals found on 17/12

Showing 1-10 of 20 results
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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.

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 16h 35m. Air Canada provides one of the quickest options available for as low as £434. 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
Slough
Hounslow
Northampton
Luton
Gatwick
Wembley
Ilford
Brentford
Colchester
Hayes
Watford
Crawley
Swindon
Winchester
Bedford
Romford
Chichester
Eastbourne

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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.

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