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Cheap flights from Toronto Island Airport to London Heathrow Airport from £238

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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
YTZ — LHR
16 Aug — 23 Aug1
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 17 July 2026.

Mon 28/915:35
YTZ
-
LHR
1 stop9h 55m
Air Canada
Tue 6/1013:50
LHR
-
YTZ
2 stops47h 00m
Air Canada
Deal found 13/7£440
Sun 6/918:30
YTZ
-
LHR
1 stop10h 30m
Air Canada
Sat 12/914:05
LHR
-
YTZ
1 stop12h 25m
Air Canada
Deal found 14/7£444
Wed 4/1116:30
YTZ
-
LHR
1 stop9h 40m
Air Canada
Wed 11/1113:00
LHR
-
YTZ
1 stop11h 56m
Air Canada
Deal found 14/7£452
Wed 2/917:30
YTZ
-
LHR
1 stop11h 30m
Air Canada
Wed 9/914:10
LHR
-
YTZ
1 stop12h 20m
Air Canada
Deal found 13/7£453
Thu 17/910:20
YTZ
-
LHR
2 stops29h 40m
Multiple Airlines
Mon 28/908:40
LHR
-
YTZ
2 stops16h 10m
Multiple Airlines
Deal found 13/7£454
Sun 8/1116:30
YTZ
-
LHR
1 stop9h 40m
Multiple Airlines
Wed 18/1106:00
LHR
-
YTZ
2 stops20h 36m
Multiple Airlines
Deal found 16/7£458
Wed 21/1010:20
YTZ
-
LHR
1 stop17h 15m
Air Canada
Thu 29/1006:50
LHR
-
YTZ
2 stops13h 06m
Air Canada
Deal found 12/7£459

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 17 July 2026.

Round-trip from

£440

One-way from

£242

Popular in

July

Cheapest in

October

Average price

£724
Air Canada
  • Air Canada
  • 28/9-6/10
  • 3 total stops
  • 56h 55m total
  • Toronto to London
Search Deals
Air Canada
  • Air Canada
  • 1/10
  • 1 total stop
  • 17h 10m total
  • Toronto to London
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£81 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
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 17 July 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

Fly to

Route

Depart

Return

Price

Cheapest return flight

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Thu 15/10

12:15-11:55

1 stop18h 40m

London Heathrow

Sun 18/10

12:15-18:46

1 stop11h 31m

£503
Fastest return journey

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sat 10/10

15:15-06:55

1 stop10h 40m

London Heathrow

Fri 23/10

12:15-18:46

1 stop11h 31m

£503

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sat 5/9

15:45-10:40

1 stop13h 55m

London Heathrow

Sat 12/9

08:00-16:42

1 stop13h 42m

£503

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 5/10

14:20-10:40

2 stops15h 20m

London Heathrow

Thu 15/10

12:15-18:46

1 stop11h 31m

£504

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Fri 2/10

15:15-20:40

2 stops24h 25m

London Heathrow

Wed 21/10

12:15-18:46

1 stop11h 31m

£504

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 5/10

15:15-06:55

1 stop10h 40m

London Heathrow

Thu 22/10

16:40-09:34

2 stops21h 54m

£504

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Fri 30/10

14:20-10:50

2 stops16h 30m

London Heathrow

Sat 7/11

12:05-18:45

1 stop11h 40m

£505

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sun 27/9

15:15-06:55

1 stop10h 40m

London Heathrow

Wed 7/10

12:15-18:46

1 stop11h 31m

£506

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sat 26/9

12:15-06:45

1 stop13h 30m

London Heathrow

Sat 10/10

12:15-18:46

1 stop11h 31m

£506

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sat 29/8

15:15-10:40

1 stop14h 25m

London Heathrow

Mon 7/9

09:30-10:07

2 stops29h 37m

£527

Flights are sorted by cheapest return flights first.

Deals found on 16/7

Showing 1-10 of 21 resultsSorted by cheapest first
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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 14h 25m. United Airlines provides one of the quickest options available for as low as £495. 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
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Northampton
Watford
Eastbourne
Swindon
Southend-on-Sea
Poole
Kingston upon Thames
Southall
Aylesbury

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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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