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).

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

When flying from Toronto Island Airport to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

£227+ Cheap Flights from Toronto Island Airport to London Heathrow Airport

Cheap flight deals from Toronto Island to Heathrow

Enter your travel dates to find the best prices.

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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 30 October 2026.

Sat 7/1110:20 -

2 stops29h 40m

Fri 13/1109:00 -

2 stops30h 10m

Deal found 25/10£450

Mon 16/1115:35 -

1 stop9h 55m

Mon 23/1106:00 -

2 stops16h 51m

Deal found 27/10£452

Thu 26/1118:55 -

1 stop9h 25m

Tue 1/1206:00 -

2 stops16h 51m

Deal found 27/10£453

Thu 12/1118:55 -

1 stop9h 25m

Thu 19/1106:00 -

2 stops16h 51m

Deal found 27/10£453

Tue 24/1116:35 -

1 stop9h 35m

Thu 3/1206:00 -

2 stops16h 51m

Deal found 25/10£456

Wed 4/1120:55 -

1 stop31h 25m

Wed 11/1106:00 -

2 stops16h 51m

Deal found 28/10£459

Wed 4/1120:55 -

1 stop31h 25m

Thu 26/1109:00 -

2 stops13h 51m

Deal found 25/10£461

Tue 10/1108:20 -

2 stops17h 50m

Fri 13/1109:00 -

2 stops13h 51m

Deal found 27/10£462

Sun 22/1108:20 -

2 stops17h 50m

Fri 27/1109:00 -

2 stops15h 56m

Deal found 28/10£462

Tue 10/1112:30 -

1 stop13h 40m

Tue 17/1106:00 -

2 stops16h 51m

Deal found 25/10£463

Thu 26/1118:55 -

1 stop9h 25m

Mon 30/1111:10 -

1 stop12h 09m

Deal found 27/10£465

Find flight deals from Toronto Island to Heathrow

Round-trip from	£416
One-way from	£227
Popular in	December
Cheapest in	February
Average price	£483

Air Canada
23/2-25/2
3 total stops
52h 41m total
Toronto to London

Search Deals

29/11-31/12
3 total stops
45h 15m total
Toronto to London

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (£11 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£12 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

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.

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Fly to

Route

Depart

Return

Price

Cheapest return flight

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Sat 28/11

10:20-06:30

1 stop15h 10m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£250

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Wed 27/1

08:20-21:00

2 stops31h 40m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£251

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Mon 30/11

16:35-21:00

2 stops23h 25m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£253

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Wed 20/1

06:45-12:50

3 stops25h 05m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£271

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Sun 8/11

12:05-05:55

1 stop12h 50m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£286

Fastest return journey

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Fri 6/11

15:20-06:40

1 stop10h 20m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£286

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Wed 11/11

10:50-06:40

2 stops14h 50m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£286

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Mon 9/11

16:00-10:50

2 stops13h 50m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£286

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Wed 3/3

12:10-10:25

2 stops17h 15m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£286

TorontoLondon

YTZ Toronto Island - LHR London Heathrow

YTZLHR

Toronto Island

Wed 28/4

10:30-06:55

2 stops15h 25m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£286

Flights are sorted by cheapest return flights first.

Deals found on 29/10

Showing 1-10 of 22 resultsSorted by cheapest first

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.

YTZ-LHR

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 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 £299.

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 55m.

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 2h 00m.

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 14h 50m. United Airlines provides one of the quickest options available for as low as £525. 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.

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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.

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?

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Cheap flights from Toronto Island Airport to London Heathrow Airport from £227

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/11. 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

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 30 October 2026.

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 30 October 2026.

Best flights from Toronto Island to HeathrowDiscover 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 30 October 2026.

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 30 October 2026.

Last-minute flights from Toronto Island to HeathrowDiscover last-minute flight deals from Toronto Island to Heathrow. Data last updated 30 October 2026 and is based on user searches.

Discover last-minute flight deals from Toronto Island to Heathrow. Data last updated 30 October 2026 and is based on user searches.

One-way flights from Toronto Island to HeathrowSearch for one-way flight options from Toronto Island to Heathrow. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

Search for one-way flight options from Toronto Island to Heathrow. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

Find flight deals from Toronto Island to Heathrow

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Popular in

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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.

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

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 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 £299.

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 55m.

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 2h 00m.

Related info for your journey

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?

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Toronto Island to Heathrow

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

Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

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Search flights from Toronto Island to Heathrow by cabin class

Find flights from Toronto Island to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 30 October 2026.

Toronto Island and Heathrow flights

Browse other Toronto Island and Heathrow flight options. Last updated on 30 October 2026.

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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 30 October 2026.

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 30 October 2026.

Last-minute flights from Toronto Island to Heathrow
Discover last-minute flight deals from Toronto Island to Heathrow. Data last updated 30 October 2026 and is based on user searches.

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 30 October 2026.