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Cheap flights from Toronto Island Airport to London Heathrow Airport from C$ 423

YTZ — LHR
11 Oct — 18 Oct1
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

Sat 26/96:55 p.m. -
1 stop8h 40m
Mon 5/109:30 a.m. -
1 stop10h 30m
Deal found 8/9C$ 829
Sun 1/116:30 p.m. -
2 stops21h 30m
Sat 7/116:00 a.m. -
2 stops16h 51m
Deal found 10/9C$ 840
Sat 26/96:55 p.m. -
1 stop8h 40m
Wed 14/102:10 p.m. -
1 stop12h 20m
Deal found 9/9C$ 844
Tue 6/106:30 p.m. -
1 stop10h 30m
Tue 20/102:05 p.m. -
1 stop10h 45m
Deal found 6/9C$ 846
Mon 21/93:35 p.m. -
1 stop9h 55m
Wed 14/102:05 p.m. -
1 stop10h 45m
Deal found 9/9C$ 847
Mon 21/93:35 p.m. -
1 stop9h 55m
Tue 29/99:30 a.m. -
1 stop11h 20m
Deal found 9/9C$ 848
Fri 25/98:20 a.m. -
2 stops17h 10m
Sun 4/109:30 a.m. -
2 stops17h 00m
Deal found 8/9C$ 850
Mon 14/93:35 p.m. -
1 stop9h 55m
Mon 21/99:30 a.m. -
1 stop10h 30m
Deal found 10/9C$ 851
Wed 14/106:55 p.m. -
1 stop8h 40m
Wed 21/102:10 p.m. -
1 stop12h 20m
Deal found 10/9C$ 852
Wed 23/93:35 p.m. -
1 stop12h 00m
Thu 15/109:30 a.m. -
1 stop10h 30m
Deal found 8/9C$ 857

Find flight deals from Toronto Island to Heathrow

Round-trip from

C$ 829

One-way from

C$ 423

Popular in

December

Cheapest in

January

Average price

C$ 884
Air Canada
  • Air Canada
  • 26/9-5/10
  • 2 total stops
  • 19h 10m total
  • Toronto to London
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21/9-31/12
  • 21/9-31/12
  • 2 total stops
  • 23h 15m total
  • Toronto to London
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (C$ 9 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 35 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
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
Quickest round-trip

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Mon 16/11

4:35 p.m.-7:10 a.m.

1 stop9h 35m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 453

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Sun 15/11

4:35 p.m.-7:10 a.m.

1 stop9h 35m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 453

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Fri 9/10

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

1 stop30h 40m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 478

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Fri 13/11

5:50 p.m.-6:55 p.m.

2 stops20h 05m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 521

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Fri 30/10

3:20 p.m.-6:40 a.m.

1 stop11h 20m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 525

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Wed 4/11

12:10 p.m.-9:10 a.m.

2 stops16h 00m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 525

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Fri 16/10

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

2 stops15h 20m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 525

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Tue 6/10

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

2 stops15h 20m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 526

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Wed 14/10

12:15 p.m.-6:45 a.m.

1 stop13h 30m

London Heathrow

Thu 29/10

6:50 a.m.-6:57 p.m.

2 stops16h 07m

C$ 964

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Tue 20/10

3:15 p.m.-6:55 a.m.

1 stop10h 40m

London Heathrow

Thu 29/10

6:50 a.m.-6:57 p.m.

2 stops16h 07m

C$ 966

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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

Related info for your journey

  • 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 13h 30m. Your travel time can differ by up to . There are 5692 km 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 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
Gatwick
Romford
Twickenham
Ilford
Bromley
Sutton
Luton
Slough
Marlow
Cobham
Hounslow
Leamington Spa
Northampton
Watford
High Wycombe
Stratford-upon-Avon
Moreton-in-Marsh

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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.

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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.

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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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