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.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

How far in advance should I book a flight from Toronto Island Airport to London Heathrow Airport?

To save on the cost of your flight from Toronto Island Airport to London Heathrow Airport, book at least 50 days before your planned departure. Booking around this time can save you about 14% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £440 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £607.

What is the cheapest month to fly from Toronto Island Airport to London Heathrow Airport?

February is one of the best times of the year to fly to London Heathrow Airport from Toronto Island Airport. Prices for February average £458 per person but you can even find prices for as low as £281. The most expensive prices can be found in the month of December. Opting for a February flight can save you 33% on your journey compared to booking in December

What is the cheapest time of day to fly from YTZ to LHR?

It’s optimal to fly from Toronto Island Airport to London Heathrow Airport in the morning. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight at midday.

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.

£208+ Flights from Toronto Island Airport to London Heathrow Airport

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

Ottawa (YOW) is the most affordable one-stop option, with an average return flight price of £501.

Cheap flight deals from Toronto Island to Heathrow

Round-trip from	£390
One-way from	£208
Popular in	July
Cheapest in	January
Average price	£519

Air Canada
24/10-1/11
4 total stops
30h 45m total
Toronto to London

Search Deals

22/11
2 total stops
39h 20m total
Toronto to London

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£74 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

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 15 September 2025.

Mon 6/1008:50YTZ - LHR

1 stop16h 40mAir Canada

Fri 10/1006:50LHR - YTZ

2 stops15h 55mAir Canada

Deal found 13/9£388

Fri 24/1008:50YTZ - LHR

2 stops16h 40mAir Canada

Sat 1/1106:50LHR - YTZ

2 stops14h 05mAir Canada

Deal found 14/9£390

Wed 17/912:25YTZ - LHR

1 stop13h 05mAir Canada

Wed 24/912:40LHR - YTZ

1 stop13h 01mAir Canada

Deal found 13/9£392

Tue 28/1015:30YTZ - LHR

1 stop11h 40mAir Canada

Tue 4/1106:50LHR - YTZ

2 stops13h 05mAir Canada

Deal found 13/9£393

Sun 19/1012:25YTZ - LHR

1 stop13h 05mAir Canada

Mon 27/1006:50LHR - YTZ

2 stops14h 05mAir Canada

Deal found 15/9£394

Wed 24/912:25YTZ - LHR

1 stop13h 05mAir Canada

Mon 13/1009:30LHR - YTZ

1 stop10h 15mAir Canada

Deal found 14/9£396

Sun 16/1118:30YTZ - LHR

2 stops21h 05mAir Canada

Mon 8/1209:00LHR - YTZ

2 stops13h 55mAir Canada

Deal found 13/9£399

Mon 17/1115:30YTZ - LHR

1 stop10h 40mAir Canada

Mon 8/1209:00LHR - YTZ

2 stops13h 55mAir Canada

Deal found 13/9£400

Mon 13/1017:25YTZ - LHR

2 stops22h 35mAir Canada

Mon 20/1019:30LHR - YTZ

2 stops26h 15mAir Canada

Deal found 13/9£401

Tue 7/1012:25YTZ - LHR

1 stop13h 05mAir Canada

Mon 13/1009:30LHR - YTZ

1 stop13h 15mAir Canada

Deal found 14/9£403

Mon 15/918:25YTZ - LHR

1 stop31h 05mAir Canada

Mon 22/919:30LHR - YTZ

2 stops26h 15mAir Canada

Deal found 14/9£403

Mon 13/1015:25YTZ - LHR

2 stops17h 55mAir Canada

Wed 22/1008:40LHR - YTZ

2 stops14h 05mAir Canada

Deal found 13/9£405

Best flights from Toronto Island to Heathrow
Discover carefully curated flight deals from Toronto Island to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2025.

Tue 7/1010:20YTZ - LHR

2 stops15h 10mAir Canada

Wed 22/1008:40LHR - YTZ

2 stops14h 05mAir Canada

Deal found 12/9£410

Mon 22/910:20YTZ - LHR

1 stop15h 10mAir Canada

Mon 6/1009:30LHR - YTZ

1 stop13h 15mAir Canada

Deal found 14/9£422

Wed 15/1010:25YTZ - LHR

1 stop15h 05mAir Canada

Wed 22/1012:40LHR - YTZ

1 stop11h 06mAir Canada

Deal found 15/9£422

Wed 8/1010:25YTZ - LHR

1 stop15h 05mAir Canada

Tue 14/1009:30LHR - YTZ

1 stop10h 15mAir Canada

Deal found 13/9£423

Thu 20/1110:30YTZ - LHR

1 stop15h 40mAir Canada

Tue 25/1109:00LHR - YTZ

2 stops17h 35mAir Canada

Deal found 12/9£436

Thu 16/1010:20YTZ - LHR

1 stop15h 10mAir Canada

Tue 21/1006:00LHR - YTZ

2 stops15h 45mAir Canada

Deal found 15/9£437

Sun 16/1108:50YTZ - LHR

2 stops17h 20mAir Canada

Sun 23/1119:25LHR - YTZ

2 stops26h 30mAir Canada

Deal found 13/9£438

Mon 22/910:20YTZ - LHR

1 stop15h 10mAir Canada

Mon 29/918:00LHR - YTZ

2 stops25h 45mAir Canada

Deal found 14/9£443

Wed 19/1112:30YTZ - LHR

1 stop13h 40mAir Canada

Sun 23/1113:25LHR - YTZ

1 stop13h 10mAir Canada

Deal found 14/9£447

Mon 6/1018:25YTZ - LHR

1 stop10h 10mAir Canada

Sat 11/1009:30LHR - YTZ

1 stop10h 15mAir Canada

Deal found 13/9£448

Tue 28/1015:30YTZ - LHR

1 stop11h 40mAir Canada

Fri 14/1113:25LHR - YTZ

1 stop13h 10mAir Canada

Deal found 14/9£448

Wed 8/1010:20YTZ - LHR

1 stop17h 15mAir Canada

Thu 16/1009:30LHR - YTZ

1 stop10h 15mAir Canada

Deal found 15/9£449

Last-minute flights from Toronto Island to Heathrow
Discover last-minute flight deals from Toronto Island to Heathrow. Data last updated 15 September 2025 and is based on user searches.

Mon 15/918:25YTZ - LHR

1 stop31h 05mAir Canada

Mon 22/919:30LHR - YTZ

2 stops26h 15mAir Canada

Deal found 14/9£403

Tue 16/915:25YTZ - LHR

1 stop13h 10mAir Canada

Tue 30/906:50LHR - YTZ

2 stops12h 55mAir Canada

Deal found 14/9£406

Wed 17/912:25YTZ - LHR

1 stop13h 05mAir Canada

Wed 24/912:40LHR - YTZ

1 stop13h 01mAir Canada

Deal found 13/9£392

Wed 24/912:25YTZ - LHR

1 stop13h 05mAir Canada

Mon 13/1009:30LHR - YTZ

1 stop10h 15mAir Canada

Deal found 14/9£396

Mon 6/1008:50YTZ - LHR

1 stop16h 40mAir Canada

Fri 10/1006:50LHR - YTZ

2 stops15h 55mAir Canada

Deal found 13/9£388

Tue 7/1012:25YTZ - LHR

1 stop13h 05mAir Canada

Mon 13/1009:30LHR - YTZ

1 stop13h 15mAir Canada

Deal found 14/9£403

Tue 7/1015:25YTZ - LHR

1 stop10h 05mAir Canada

Wed 15/1014:05LHR - YTZ

1 stop12h 29mAir Canada

Deal found 13/9£405

Mon 13/1017:25YTZ - LHR

2 stops22h 35mAir Canada

Mon 20/1019:30LHR - YTZ

2 stops26h 15mAir Canada

Deal found 13/9£401

Mon 13/1015:25YTZ - LHR

2 stops17h 55mAir Canada

Wed 22/1008:40LHR - YTZ

2 stops14h 05mAir Canada

Deal found 13/9£405

Sun 19/1008:50YTZ - LHR

2 stops16h 40mAir Canada

Mon 27/1006:50LHR - YTZ

2 stops14h 05mAir Canada

Deal found 15/9£394

Fri 24/1008:50YTZ - LHR

2 stops16h 40mAir Canada

Sat 1/1106:50LHR - YTZ

2 stops14h 05mAir Canada

Deal found 14/9£390

Tue 28/1010:25YTZ - LHR

2 stops16h 45mAir Canada

Tue 4/1106:50LHR - YTZ

2 stops16h 05mAir Canada

Deal found 13/9£393

One-way flights from Toronto Island to Heathrow
Search for one-way flight options from Toronto Island to Heathrow. Find affordable one-way fares based on user searches. Data last updated 15 September 2025.

Sat 22/1116:30YTZ - LHR

2 stops39h 20mMultiple Airlines

Deal found 14/9£208

Sat 20/916:10YTZ - LHR

2 stops33h 20mAir Canada

Deal found 14/9£210

Thu 9/1007:00YTZ - LHR

2 stops24h 05mMultiple Airlines

Deal found 13/9£210

Sun 21/918:25YTZ - LHR

1 stop10h 10mAir Canada

Deal found 15/9£213

Sun 28/907:25YTZ - LHR

1 stop18h 05mAir Canada

Deal found 14/9£215

Wed 8/1012:30YTZ - LHR

3 stops17h 40mMultiple Airlines

Deal found 13/9£220

Wed 15/1008:15YTZ - LHR

3 stops24h 10mMultiple Airlines

Deal found 14/9£221

Wed 29/1015:00YTZ - LHR

2 stops23h 55mMultiple Airlines

Deal found 14/9£227

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

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Tue 7/10

10:20-06:30

2 stops15h 10m

London Heathrow

Wed 22/10

08:40-17:45

2 stops14h 05m

£410

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 22/9

10:20-06:30

1 stop15h 10m

London Heathrow

Mon 6/10

09:30-17:45

1 stop13h 15m

£422

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Wed 15/10

10:25-06:30

1 stop15h 05m

London Heathrow

Wed 22/10

12:40-18:46

1 stop11h 06m

£422

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Wed 8/10

10:25-06:30

1 stop15h 05m

London Heathrow

Tue 14/10

09:30-14:45

1 stop10h 15m

£423

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Thu 20/11

10:30-07:10

1 stop15h 40m

London Heathrow

Tue 25/11

09:00-21:35

2 stops17h 35m

£436

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Thu 16/10

10:20-06:30

1 stop15h 10m

London Heathrow

Tue 21/10

06:00-16:45

2 stops15h 45m

£437

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sun 16/11

08:50-07:10

2 stops17h 20m

London Heathrow

Sun 23/11

19:25-16:55

2 stops26h 30m

£438

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 22/9

10:20-06:30

1 stop15h 10m

London Heathrow

Mon 29/9

18:00-14:45

2 stops25h 45m

£443

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Wed 19/11

12:30-07:10

1 stop13h 40m

London Heathrow

Sun 23/11

13:25-21:35

1 stop13h 10m

£447

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 6/10

18:25-09:35

1 stop10h 10m

London Heathrow

Sat 11/10

09:30-14:45

1 stop10h 15m

£448

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 21 results

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?

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 fastest stopover option from Toronto Island Airport to London Heathrow Airport?

Flights via Ottawa (YOW) have the shortest average one-way travel time for one-stop routes: 9h 15m.

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

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

Related info for your journey

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 15h 10m. Air Canada provides one of the quickest options available for as low as £410. 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.
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

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Gatwick

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Deal

Wembley

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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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Cheap flights from Toronto Island Airport to London Heathrow Airport from £208

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 22/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Toronto Island to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Toronto Island to Heathrow

Cheapest flights from Toronto Island to HeathrowExplore 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 15 September 2025.

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 15 September 2025.

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.

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.

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?

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

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

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

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?

Can I find deals for flights from Toronto Island to Heathrow that include hotel bookings?

How can I find direct flights from Toronto Island to Heathrow?

Can I find deals for business class flights from Toronto Island to Heathrow?

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

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Toronto Island to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

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Find the best flight deals on Cheapflights, where travellers 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?

Why should you use Cheapflights to find cheap flight tickets from Toronto Island to Heathrow?

Can Cheapflights find flights from Toronto Island to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from Toronto Island to Heathrow become cheaper?

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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 15 September 2025.