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Cheap flights from London Heathrow Airport to Toronto from $355

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Toronto departing on 6/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London Heathrow Airport to Toronto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
5:50 pm - 3:50 pm
LHR
-
YTZ
27h 00m
2 stops
Air Canada Logo
12:30 pm - 6:30 am
YTZ
-
LHR
13h 00m
1 stop
$644Air Canada
Mon, Sep 7 - Sun, Sep 13
Air Canada Logo
5:50 pm - 2:20 pm
LHR
-
YTZ
25h 30m
2 stops
Air Canada Logo
10:45 am - 6:30 am
YTZ
-
LHR
14h 45m
1 stop
$647Air Canada
Mon, Sep 7 - Sun, Sep 13
Air Canada Logo
5:50 pm - 2:20 pm
LHR
-
YTZ
25h 30m
2 stops
Air Canada Logo
10:45 am - 6:30 am
YTZ
-
LHR
14h 45m
1 stop
$648Air Canada
Mon, Sep 7 - Sun, Sep 13
Air Canada Logo
9:30 am - 6:20 pm
LHR
-
YTZ
13h 50m
1 stop
Air Canada Logo
8:55 pm - 6:30 am
YTZ
-
LHR
28h 35m
1 stop
$655Air Canada
Mon, Sep 7 - Sun, Sep 13
Air Canada Logo
9:30 am - 5:50 pm
LHR
-
YTZ
13h 20m
1 stop
Air Canada Logo
3:35 pm - 6:30 am
YTZ
-
LHR
9h 55m
1 stop
$657Air Canada
Fri, Sep 11 - Mon, Sep 14
Air Canada Logo
9:30 am - 6:20 pm
LHR
-
YTZ
13h 50m
1 stop
Air Canada Logo
8:55 pm - 6:30 am
YTZ
-
LHR
28h 35m
1 stop
$658Air Canada
Mon, Sep 7 - Sun, Sep 13
Air Canada Logo
9:30 am - 9:30 pm
LHR
-
YTZ
17h 00m
1 stop
Air Canada Logo
8:55 pm - 6:30 am
YTZ
-
LHR
28h 35m
1 stop
$659Air Canada
Mon, Sep 7 - Sun, Sep 13
Air Canada Logo
9:30 am - 3:50 pm
LHR
-
YTZ
11h 20m
1 stop
Air Canada Logo
9:30 am - 6:30 am
YTZ
-
LHR
16h 00m
1 stop
$660Air Canada
Fri, Sep 11 - Sun, Sep 20
Air Canada Logo
2:05 pm - 9:30 pm
LHR
-
YTZ
12h 25m
1 stop
Air Canada Logo
10:20 am - 6:30 am
YTZ
-
LHR
15h 10m
1 stop
$661Air Canada
Fri, Sep 11 - Mon, Sep 14
Air Canada Logo
2:05 pm - 7:50 pm
LHR
-
YTZ
10h 45m
1 stop
Air Canada Logo
10:20 am - 6:30 am
YTZ
-
LHR
15h 10m
1 stop
$662Air Canada
Fri, Sep 11 - Mon, Sep 14

United Airlines flights from London Heathrow Airport to Toronto Island Airport

Our best United Airlines deals on London Heathrow Airport to Toronto Island Airport flight tickets
United Airlines
Sep 12
LHR6:50 amLondon Heathrow
18h 19m
2 stops
YTZ8:09 pmToronto Island
Sep 22
YTZ2:55 pmToronto Island
11h 00m
1 stop
LHR6:55 amLondon Heathrow
$667
United Airlines
Sep 12
LHR6:50 amLondon Heathrow
18h 19m
2 stops
YTZ8:09 pmToronto Island
Oct 8
YTZ2:55 pmToronto Island
11h 00m
1 stop
LHR6:55 amLondon Heathrow
$694
United Airlines
Sep 12
LHR12:15 pmLondon Heathrow
11h 27m
1 stop
YTZ6:42 pmToronto Island
Sep 28
YTZ2:55 pmToronto Island
13h 25m
2 stops
LHR9:20 amLondon Heathrow
$706

Air Canada flights from London Heathrow Airport to Toronto Island Airport

Our best Air Canada deals on London Heathrow Airport to Toronto Island Airport flight tickets
Air Canada
Sep 7
LHR5:50 pmLondon Heathrow
27h 00m
2 stops
YTZ3:50 pmToronto Island
Sep 13
YTZ12:30 pmToronto Island
13h 00m
1 stop
LHR6:30 amLondon Heathrow
$644
Air Canada
Sep 7
LHR5:50 pmLondon Heathrow
25h 30m
2 stops
YTZ2:20 pmToronto Island
Sep 13
YTZ10:45 amToronto Island
14h 45m
1 stop
LHR6:30 amLondon Heathrow
$647
Air Canada
Sep 7
LHR5:50 pmLondon Heathrow
25h 30m
2 stops
YTZ2:20 pmToronto Island
Sep 13
YTZ10:45 amToronto Island
14h 45m
1 stop
LHR6:30 amLondon Heathrow
$648

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport to Toronto Island Airport 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, momondo users made 832,500 searches. Data last updated May 17, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Toronto Island Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Mon 9/7

5:50 pm-3:50 pm

2 stops27h 00m

Toronto Island

Sun 9/13

12:30 pm-6:30 am

1 stop13h 00m

$644

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Mon 9/7

5:50 pm-2:20 pm

2 stops25h 30m

Toronto Island

Sun 9/13

10:45 am-6:30 am

1 stop14h 45m

$647

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Mon 9/7

5:50 pm-2:20 pm

2 stops25h 30m

Toronto Island

Sun 9/13

10:45 am-6:30 am

1 stop14h 45m

$648

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Mon 9/7

9:30 am-6:20 pm

1 stop13h 50m

Toronto Island

Sun 9/13

8:55 pm-6:30 am

1 stop28h 35m

$655
Quickest round-trip

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Fri 9/11

9:30 am-5:50 pm

1 stop13h 20m

Toronto Island

Mon 9/14

3:35 pm-6:30 am

1 stop9h 55m

$657

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Mon 9/7

9:30 am-6:20 pm

1 stop13h 50m

Toronto Island

Sun 9/13

8:55 pm-6:30 am

1 stop28h 35m

$658

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Mon 9/7

9:30 am-9:30 pm

1 stop17h 00m

Toronto Island

Sun 9/13

8:55 pm-6:30 am

1 stop28h 35m

$659

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Fri 9/11

9:30 am-3:50 pm

1 stop11h 20m

Toronto Island

Sun 9/20

9:30 am-6:30 am

1 stop16h 00m

$660

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Fri 9/11

2:05 pm-9:30 pm

1 stop12h 25m

Toronto Island

Mon 9/14

10:20 am-6:30 am

1 stop15h 10m

$661

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Fri 9/11

2:05 pm-7:50 pm

1 stop10h 45m

Toronto Island

Mon 9/14

10:20 am-6:30 am

1 stop15h 10m

$662

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Toronto from

How to get the cheapest flight ticket from London Heathrow Airport to Toronto Island Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London Heathrow Airport and Toronto Island Airport?

What is the cheapest month to fly to Toronto Island Airport?

If you aren’t able to travel during the month of January, then book flights to Toronto Island Airport from London Heathrow Airport during February instead. Flights to Toronto Island Airport in February, while not as cheap as those in January, still average around $432.

When to book flights from London Heathrow Airport to Toronto Island Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Toronto Island Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London Heathrow Airport to Toronto Island Airport (LHR to YTZ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Toronto Island Airport

Fastest flight time

11h 27m

Direct flights

None
The fastest flight from London Heathrow Airport to Toronto Island Airport takes 11h 27m
There are no direct flights from London Heathrow Airport to Toronto Island Airport. There are no popular flight routes from London Heathrow Airport to Toronto Island Airport.
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Toronto Island Airport

  • How far is London Heathrow to Toronto Island by plane?

    There are 3536.9 mi between London Heathrow and Toronto Island. Typically, this will take 11h 27m by plane in normal conditions.

  • When did momondo last update prices for flights from London Heathrow Airport to Toronto Island Airport?

    Prices for flights from London Heathrow Airport to Toronto Island Airport are refreshed on a daily basis.

  • How old do you have to be to fly from London Heathrow Airport to Toronto Island Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Toronto Island Airport.

  • What documentation or ID do you need to fly to Toronto Island Airport?

    The necessary travel and health documents for your Toronto Island Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from London to Toronto?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Toronto from London.

Can I find flights from London to Toronto with flexible booking policies on momondo?

Flights from London to Toronto with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from London to Toronto?

momondo helps you find the best flight between London and Toronto by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Toronto right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Toronto flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Toronto Island Airport trip

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