Cheap flights from Canada to London Heathrow Airport from £154
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 19/10. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Canada to Heathrow
Keep the following information in mind while searching for Canada to Heathrow flight deals. Data was last updated 4 July 2025.
Round-trip from | £392 |
---|---|
One-way from | £154 |
Popular in | December |
Cheapest in | February |
Average price | £560 |
Good round-trip deal | £478 or less |
Good one-way deal | £256 or less |
Find flight deals from Canada to Heathrow
Cheapest flights from Canada to HeathrowExplore the most affordable flight options available from Canada to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.
Explore the most affordable flight options available from Canada to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Canada 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 858,174 searches. Data last updated 4 July 2025.
Use the filters below to find and compare flights from Canada to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
TorontoLondon
YYZ - LHR
YYZLHR
Toronto Pearson Intl
Thu 4/9
23:00-11:55
1 stop31h 55m
London Heathrow
Tue 16/9
21:25-21:55
1 stop29h 30m
TorontoLondon
YYZ - LHR
YYZLHR
Toronto Pearson Intl
Sun 19/10
06:30-21:00
1 stop9h 30m
London Heathrow
Mon 27/10
20:05-16:50
1 stop24h 45m
TorontoLondon
YYZ - LHR
YYZLHR
Toronto Pearson Intl
Mon 20/10
14:00-21:00
1 stop26h 00m
London Heathrow
Wed 29/10
07:40-15:55
1 stop12h 15m
MontrealLondon
YUL - LHR
YULLHR
Montreal Pierre Elliott Trudeau Intl
Wed 1/10
21:55-09:35
Nonstop6h 40m
London Heathrow
Wed 22/10
09:30-11:40
Nonstop7h 10m
TorontoLondon
YYZ - LHR
YYZLHR
Toronto Pearson Intl
Sun 24/8
17:35-17:45
1 stop19h 10m
London Heathrow
Wed 17/9
06:00-13:55
1 stop12h 55m
TorontoLondon
YTZ - LHR
YTZLHR
Toronto Island
Sun 17/8
15:25-10:00
1 stop13h 35m
London Heathrow
Tue 26/8
09:30-14:46
1 stop10h 16m
MontrealLondon
YUL - LHR
YULLHR
Montreal Pierre Elliott Trudeau Intl
Wed 3/9
22:45-15:35
1 stop11h 50m
London Heathrow
Wed 10/9
08:00-20:45
1 stop17h 45m
TorontoLondon
YYZ - LHR
YYZLHR
Toronto Pearson Intl
Tue 19/8
23:45-11:50
Nonstop7h 05m
London Heathrow
Thu 28/8
06:50-11:35
1 stop9h 45m
TorontoLondon
YYZ - LHR
YYZLHR
Toronto Pearson Intl
Wed 1/10
22:30-10:40
Nonstop7h 10m
London Heathrow
Wed 22/10
08:40-19:55
1 stop16h 15m
MontrealLondon
YUL - LHR
YULLHR
Montreal Pierre Elliott Trudeau Intl
Wed 10/9
21:55-09:35
Nonstop6h 40m
London Heathrow
Mon 22/9
06:50-11:35
1 stop9h 45m
Best time to book a flight from Canada to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Canada with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Canada to London Heathrow Airport
What is the cheapest month to book a flight from Canada to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Canada to London Heathrow Airport (average of £112). Flying from Canada 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.
What is the cheapest time of day to fly from CA to LHR?
Find hourly flight availability from Canada to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 July 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Canada to London Heathrow Airport as you normally would.
Weekly flight availability from Canada to London Heathrow Airport
Explore weekly flight availability from Canada to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 4 July 2025.
The most flights from CA0 to LHR are scheduled on a Tuesday (46 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (34 on average).
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 4 July 2025.
See what other customers who have flown with Delta, KLM, andAustrian Airlines from Canada 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.
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Related info for your journey
Find useful and relevant information for your journey from Canada to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Canada to Heathrow
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from Canada to Heathrow
Discover the top 10 airlines that operate flights from Canada 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 858,174 searches. Data last updated 4 July 2025.
Fly with Cheapflights
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 Canada to Heathrow?
Deals for Canada to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Canada to Heathrow?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Canada to Heathrow for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Canada to Heathrow with no change fees?
Yes, we can. To see specific flights from Canada to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Canada to Heathrow become cheaper?
Yes! Start tracking prices for Canada 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.