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Cheap flights from Toronto Island Airport to London Heathrow Airport from C$ 490

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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
YTZ — LHR
12 Apr — 19 Apr1
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 13 March 2026.

Thu 23/410:20 a.m.
YTZ
-
LHR
2 stops39h 10m
Air Canada
Thu 30/41:50 p.m.
LHR
-
YTZ
2 stops33h 02m
Air Canada
Deal found 9/3C$ 781
Thu 2/412:25 p.m.
YTZ
-
LHR
1 stop13h 05m
Air Canada
Sat 2/56:00 a.m.
LHR
-
YTZ
2 stops20h 32m
Air Canada
Deal found 9/3C$ 799
Sat 4/410:45 a.m.
YTZ
-
LHR
1 stop14h 45m
Air Canada
Wed 15/48:40 a.m.
LHR
-
YTZ
2 stops14h 12m
Air Canada
Deal found 8/3C$ 801
Tue 7/410:20 a.m.
YTZ
-
LHR
2 stops15h 10m
Air Canada
Sat 11/412:40 p.m.
LHR
-
YTZ
2 stops13h 52m
Air Canada
Deal found 8/3C$ 805
Mon 13/412:25 p.m.
YTZ
-
LHR
1 stop13h 05m
Air Canada
Sun 26/48:45 a.m.
LHR
-
YTZ
2 stops16h 07m
Air Canada
Deal found 8/3C$ 809
Thu 9/43:40 p.m.
YTZ
-
LHR
1 stop9h 50m
Air Canada
Wed 29/48:40 a.m.
LHR
-
YTZ
2 stops14h 12m
Air Canada
Deal found 8/3C$ 811
Sun 5/410:45 a.m.
YTZ
-
LHR
1 stop14h 45m
Air Canada
Tue 14/48:45 a.m.
LHR
-
YTZ
2 stops16h 07m
Air Canada
Deal found 8/3C$ 814
Tue 7/412:25 p.m.
YTZ
-
LHR
2 stops13h 05m
Air Canada
Sun 26/48:45 a.m.
LHR
-
YTZ
2 stops16h 07m
Air Canada
Deal found 9/3C$ 815
Sun 5/48:55 p.m.
YTZ
-
LHR
1 stop28h 35m
Multiple Airlines
Wed 15/48:40 a.m.
LHR
-
YTZ
2 stops14h 12m
Multiple Airlines
Deal found 10/3C$ 818
Tue 7/410:45 a.m.
YTZ
-
LHR
1 stop14h 45m
Air Canada
Fri 24/48:40 a.m.
LHR
-
YTZ
2 stops16h 12m
Air Canada
Deal found 11/3C$ 822
Sun 3/58:55 p.m.
YTZ
-
LHR
1 stop28h 35m
Multiple Airlines
Sun 10/56:00 a.m.
LHR
-
YTZ
2 stops16h 52m
Multiple Airlines
Deal found 8/3C$ 823
Fri 27/39:55 p.m.
YTZ
-
LHR
2 stops27h 35m
Air Canada
Wed 22/48:40 a.m.
LHR
-
YTZ
2 stops14h 12m
Air Canada
Deal found 10/3C$ 824

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 13 March 2026.

Round-trip from

C$ 781

One-way from

C$ 490

Popular in

July

Cheapest in

February

Average price

C$ 824
Air Canada
  • Air Canada
  • 23/4-30/4
  • 4 total stops
  • 72h 12m total
  • Toronto to London
Search Deals
4/5
  • 4/5
  • 2 total stops
  • 15h 35m total
  • Toronto to London
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 257 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 13 March 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 round-trip

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sat 9/5

11:00 a.m.-7:15 a.m.

1 stop15h 15m

London Heathrow

Sat 16/5

9:30 a.m.-8:09 p.m.

1 stop15h 39m

C$ 1,159

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 1/6

2:55 p.m.-10:40 a.m.

1 stop14h 45m

London Heathrow

Mon 15/6

12:15 p.m.-6:42 p.m.

1 stop11h 27m

C$ 1,185

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 1/6

2:20 p.m.-10:40 a.m.

2 stops15h 20m

London Heathrow

Tue 16/6

12:00 p.m.-10:06 a.m.

2 stops27h 06m

C$ 1,185

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Tue 21/4

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

2 stops14h 55m

London Heathrow

Tue 5/5

10:25 a.m.-8:09 p.m.

1 stop14h 44m

C$ 1,235
Quickest round-trip

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Wed 3/6

2:55 p.m.-6:55 a.m.

1 stop11h 00m

London Heathrow

Fri 19/6

12:15 p.m.-6:42 p.m.

1 stop11h 27m

C$ 1,287

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 25/5

11:00 a.m.-5:55 a.m.

1 stop13h 55m

London Heathrow

Fri 29/5

10:25 a.m.-8:09 p.m.

1 stop14h 44m

C$ 1,290

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 4/5

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

2 stops14h 55m

London Heathrow

Fri 8/5

10:25 a.m.-8:09 p.m.

1 stop14h 44m

C$ 1,306

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Wed 9/9

2:20 p.m.-10:25 a.m.

1 stop15h 05m

London Heathrow

Wed 16/9

12:15 p.m.-6:42 p.m.

1 stop11h 27m

C$ 1,335

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Tue 16/6

2:55 p.m.-9:20 a.m.

2 stops13h 25m

London Heathrow

Fri 10/7

12:15 p.m.-6:42 p.m.

1 stop11h 27m

C$ 1,423

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Tue 14/4

1:10 p.m.-11:55 a.m.

2 stops17h 45m

London Heathrow

Wed 13/5

1:05 p.m.-10:12 p.m.

2 stops14h 07m

C$ 1,448

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/3

Showing 1-10 of 23 resultsSorted by cheapest first
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 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

How much does it cost to fly round-trip from Toronto Island Airport to London Heathrow Airport?

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 13 March 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
10,800 reviews
Check prices

Comfort

7.1

Boarding

7.3

Entertainment

6.8

Food

6.3

Crew

7.8

Overall

7.1

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
10,800 reviews
Air Canada
7.1
Good
10,800 reviews
Check prices

Comfort

7.1

Boarding

7.3

Entertainment

6.8

Food

6.3

Crew

7.8

Overall

7.1

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?

    United Airlines can get you from Toronto Island Airport to London Heathrow Airport in just under 15h 15m. 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$ 706), offers the cheapest pricing from Toronto Island Airport to London Heathrow Airport. This flight start at 23% 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
Twickenham
Sutton
Gatwick
Slough
Marlow
Cobham
Leamington Spa
Romford
Watford
Bedford
Luton
High Wycombe
Stratford-upon-Avon
Hounslow
Moreton-in-Marsh

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 13 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 706AverageC$ 911FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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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?

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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