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Cheap flights from Toronto Island Airport to London Heathrow Airport from £201

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
YTZ — LHR
21 Aug — 28 Aug1
1 adult

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 August 2025.

Round-trip from

£388

One-way from

£201

Popular in

July

Cheapest in

January

Average price

£549
Air Canada
  • Air Canada
  • 28/9-7/10
  • 3 total stops
  • 24h 05m total
  • Toronto to London
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Air Canada
  • Air Canada
  • 15/9
  • 2 total stops
  • 30h 10m total
  • Toronto to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£73 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Find flight deals from Toronto Island to Heathrow

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 August 2025.

Sun 28/915:25YTZ - LHR
1 stop10h 05mAir Canada
Tue 7/1008:45LHR - YTZ
2 stops14h 00mAir Canada
Deal found 14/8£388
Mon 29/910:20YTZ - LHR
1 stop15h 10mAir Canada
Thu 9/1006:00LHR - YTZ
2 stops16h 45mAir Canada
Deal found 14/8£390
Mon 29/916:10YTZ - LHR
1 stop9h 20mAir Canada
Fri 10/1008:40LHR - YTZ
2 stops17h 54mAir Canada
Deal found 14/8£391
Tue 30/908:50YTZ - LHR
2 stops16h 40mAir Canada
Tue 14/1008:45LHR - YTZ
2 stops14h 00mAir Canada
Deal found 14/8£392
Wed 5/1110:30YTZ - LHR
1 stop15h 40mMultiple Airlines
Tue 11/1120:05LHR - YTZ
2 stops26h 55mMultiple Airlines
Deal found 14/8£395
Wed 1/1007:25YTZ - LHR
1 stop18h 05mAir Canada
Wed 8/1012:40LHR - YTZ
1 stop11h 06mAir Canada
Deal found 13/8£397
Tue 30/912:25YTZ - LHR
1 stop13h 05mAir Canada
Wed 15/1012:40LHR - YTZ
1 stop11h 06mAir Canada
Deal found 14/8£398
Tue 16/910:25YTZ - LHR
1 stop15h 05mAir Canada
Sun 28/909:30LHR - YTZ
1 stop12h 15mAir Canada
Deal found 14/8£398
Sun 21/915:25YTZ - LHR
1 stop10h 05mAir Canada
Fri 26/914:05LHR - YTZ
1 stop10h 44mAir Canada
Deal found 14/8£399
Wed 10/916:10YTZ - LHR
1 stop11h 25mAir Canada
Wed 17/909:30LHR - YTZ
1 stop12h 15mAir Canada
Deal found 15/8£400
Sun 28/915:25YTZ - LHR
1 stop10h 05mAir Canada
Sun 12/1009:30LHR - YTZ
1 stop10h 15mAir Canada
Deal found 15/8£401

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 August 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

Tue 30/9

15:25-06:30

1 stop10h 05m

London Heathrow

Thu 16/10

08:40-17:45

2 stops14h 05m

£390

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Wed 1/10

08:50-06:30

2 stops16h 40m

London Heathrow

Wed 15/10

08:40-17:45

2 stops14h 05m

£390

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Thu 6/11

10:40-07:10

2 stops15h 30m

London Heathrow

Wed 12/11

09:00-18:00

2 stops14h 00m

£390

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sat 11/10

16:10-08:35

1 stop11h 25m

London Heathrow

Tue 21/10

08:45-17:45

2 stops14h 00m

£390

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 29/9

10:20-06:30

1 stop15h 10m

London Heathrow

Thu 9/10

06:00-17:45

2 stops16h 45m

£390

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 29/9

16:10-06:30

1 stop9h 20m

London Heathrow

Fri 10/10

08:40-21:34

2 stops17h 54m

£391

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Tue 30/9

08:50-06:30

2 stops16h 40m

London Heathrow

Tue 14/10

08:45-17:45

2 stops14h 00m

£392

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Thu 6/11

10:40-07:10

2 stops15h 30m

London Heathrow

Thu 13/11

06:00-18:00

2 stops17h 00m

£395

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Thu 6/11

19:20-07:10

2 stops30h 50m

London Heathrow

Tue 11/11

06:00-18:00

2 stops17h 00m

£395

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Thu 2/10

08:50-06:30

1 stop16h 40m

London Heathrow

Wed 15/10

08:40-17:45

2 stops14h 05m

£395

Flights are sorted by cheapest return flights first.

Deals found on 13/8

Showing 1-10 of 19 results
1
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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.

Cheapflights Insights

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

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

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

Ottawa (YOW) – chosen by Cheapflights users on 50% of one-stop itineraries from Toronto Island Airport to London Heathrow Airport on Cheapflights.

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

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

Ottawa (YOW) is the most affordable one-stop option, with an average return flight price of £502.

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

Shortest average travel time for one-stop one-way flights from Toronto Island Airport to London Heathrow 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: 9h 15m.

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

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

Flights via Ottawa (YOW) offer the fastest connection on this route, with an average stopover time of 1h 28m.

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.

  • 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.

  • What is the cheapest month to book a flight from Toronto Island Airport to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Toronto Island Airport to London Heathrow Airport (average of £112). Flying from Toronto Island Airport to London Heathrow Airport in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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
Hounslow
Gatwick
Slough
Northampton
Deal
Luton
Wembley
Crawley
Ilford
Hayes
Ipswich
Southend-on-Sea
Winchester
Folkestone
Eastbourne
Maidstone
Watford
Chichester

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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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