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Cheap flights from Toronto Island Airport to London Heathrow Airport from C$ 479

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 13/2. Fares are subject to change and may not be available on all flights or dates of travel.
YTZ — LHR
25 Feb — 4 Mar1
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 26 January 2026.

Wed 4/210:45 a.m.
YTZ
-
LHR
2 stops18h 20m
Air Canada
Mon 9/27:25 p.m.
LHR
-
YTZ
2 stops27h 30m
Air Canada
Deal found 25/1C$ 737
Sat 25/410:45 a.m.
YTZ
-
LHR
1 stop14h 45m
Air Canada
Sat 2/56:00 a.m.
LHR
-
YTZ
2 stops20h 32m
Air Canada
Deal found 24/1C$ 798
Sun 10/510:45 a.m.
YTZ
-
LHR
1 stop14h 45m
Air Canada
Thu 21/59:30 a.m.
LHR
-
YTZ
1 stop10h 32m
Air Canada
Deal found 23/1C$ 800
Mon 27/410:20 a.m.
YTZ
-
LHR
1 stop15h 10m
Air Canada
Thu 14/58:40 a.m.
LHR
-
YTZ
2 stops17h 52m
Air Canada
Deal found 25/1C$ 811
Sun 3/512:20 p.m.
YTZ
-
LHR
2 stops13h 10m
Air Canada
Mon 18/58:40 a.m.
LHR
-
YTZ
2 stops17h 52m
Air Canada
Deal found 25/1C$ 815
Tue 10/310:25 a.m.
YTZ
-
LHR
2 stops20h 25m
Air Canada
Sun 15/312:00 p.m.
LHR
-
YTZ
1 stop13h 20m
Air Canada
Deal found 23/1C$ 818
Mon 9/24:25 p.m.
YTZ
-
LHR
1 stop9h 45m
Air Canada
Thu 12/21:25 p.m.
LHR
-
YTZ
1 stop13h 10m
Air Canada
Deal found 26/1C$ 823
Mon 27/43:35 p.m.
YTZ
-
LHR
1 stop9h 55m
Air Canada
Sun 10/512:40 p.m.
LHR
-
YTZ
2 stops26h 47m
Air Canada
Deal found 24/1C$ 826
Sun 19/46:55 p.m.
YTZ
-
LHR
1 stop30h 35m
Air Canada
Tue 28/41:50 p.m.
LHR
-
YTZ
2 stops36h 42m
Air Canada
Deal found 25/1C$ 829
Sun 26/410:20 a.m.
YTZ
-
LHR
2 stops15h 10m
Air Canada
Thu 7/512:40 p.m.
LHR
-
YTZ
2 stops13h 52m
Air Canada
Deal found 24/1C$ 830

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 26 January 2026.

Round-trip from

C$ 798

One-way from

C$ 479

Popular in

June

Cheapest in

February

Average price

C$ 1,207
Air Canada
  • Air Canada
  • 25/4-2/5
  • 3 total stops
  • 35h 17m total
  • Toronto to London
Search Deals
Air Canada
  • Air Canada
  • 13/2
  • 2 total stops
  • 54h 45m total
  • Toronto to London
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 135 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 26 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

Sun 26/4

6:55 p.m.-6:30 a.m.

1 stop30h 35m

London Heathrow

Tue 5/5

12:40 p.m.-9:32 p.m.

2 stops13h 52m

C$ 830

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sat 18/4

12:30 p.m.-6:30 a.m.

1 stop13h 00m

London Heathrow

Sat 25/4

12:40 p.m.-7:15 a.m.

2 stops23h 35m

C$ 834

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Tue 21/4

10:20 a.m.-6:30 a.m.

2 stops15h 10m

London Heathrow

Thu 30/4

12:40 p.m.-9:32 p.m.

2 stops13h 52m

C$ 834

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Wed 6/5

6:55 p.m.-8:35 a.m.

1 stop8h 40m

London Heathrow

Sat 16/5

7:00 a.m.-9:32 p.m.

2 stops19h 32m

C$ 916

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Fri 8/5

10:45 a.m.-6:30 a.m.

1 stop14h 45m

London Heathrow

Thu 21/5

12:40 p.m.-9:32 p.m.

2 stops13h 52m

C$ 945

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sat 9/5

6:45 a.m.-6:30 a.m.

1 stop18h 45m

London Heathrow

Sun 17/5

12:40 p.m.-9:32 p.m.

2 stops13h 52m

C$ 949

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 9/3

10:25 a.m.-6:20 a.m.

2 stops15h 55m

London Heathrow

Fri 20/3

6:00 p.m.-11:55 a.m.

2 stops21h 55m

C$ 953

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Wed 11/3

12:30 p.m.-10:05 a.m.

2 stops17h 35m

London Heathrow

Wed 18/3

9:00 a.m.-7:55 a.m.

2 stops26h 55m

C$ 971

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Tue 5/5

10:20 a.m.-6:30 a.m.

2 stops15h 10m

London Heathrow

Sun 10/5

12:40 p.m.-9:32 p.m.

2 stops13h 52m

C$ 974

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Thu 12/2

10:45 a.m.-10:05 a.m.

2 stops18h 20m

London Heathrow

Thu 19/2

1:25 p.m.-9:35 p.m.

1 stop13h 10m

C$ 978

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/1

Showing 1-10 of 22 results
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2
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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 round-trip 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 layover airport for flights from Toronto Island Airport to London Heathrow Airport?

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

Montreal (YUL) – chosen by Cheapflights users on 75% of one-stop itineraries from Toronto Island Airport to London Heathrow Airport on Cheapflights.

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

Average round-trip fare for 1-stop flights from Toronto Island Airport to London Heathrow Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Ottawa (YOW) is the most affordable 1-stop option, with an average round-trip price of C$ 955.

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

Shortest average travel time for 1-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 layover airport.

Flights via Ottawa (YOW) have the shortest average one-way travel time for 1-stop routes: 8h 43m.

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

Average layover duration for 1-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 layover time of 1h 08m.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 26 January 2026.
See what other customers who have flown with Air Canada from Toronto Island Airport to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,656 reviews
Check prices

Boarding

7.3

Overall

7.1

Entertainment

6.8

Food

6.3

Comfort

7.1

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

Sugith,Jan 2026

YYZ - YSB

8 am flight cancelled at 2 am. Rebooked next day. Had to pay to rebook myself on Porter to leave same day.
Air Canada
7.1
Good
10,656 reviews
Air Canada
7.1
Good
10,656 reviews
Check prices

Boarding

7.3

Overall

7.1

Entertainment

6.8

Food

6.3

Comfort

7.1

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

Sugith,Jan 2026

YYZ - YSB

8 am flight cancelled at 2 am. Rebooked next day. Had to pay to rebook myself on Porter to leave same day.

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?

    Air Canada can get you from Toronto Island Airport to London Heathrow Airport in just under 30h 35m. Your travel time can differ by up to . There are 5692 km between Toronto Island Airport and London Heathrow Airport.

  • What is the cheapest airline to fly from Toronto Island Airport to London Heathrow Airport round-trip?

    According to our current data, Air Canada (C$ 710), offers the cheapest pricing from Toronto Island Airport to London Heathrow Airport. This flight start at 26% lower than the current average price 3 months from now.

  • 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 vacation 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
Sutton
Twickenham
Gatwick
Slough
Marlow
Cobham
Milton Keynes
Leamington Spa
Romford
Bedford
Watford
Luton
High Wycombe
Stratford-upon-Avon
Hounslow

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Toronto Island to Heathrow

Discover the top airline that operate flights from Toronto Island to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 26 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 710AverageC$ 907FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers 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?

Millions of users choose and trust Cheapflights to book the best flight deals from Toronto Island to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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?

Of course! You can now track prices for flights from Toronto Island to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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