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Cheap flights from Windsor, Ontario to London Heathrow Airport from £280

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
YQG — LHR
31 Aug — 7 Sep1
1 adult

Cheap flight deals from Windsor to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Windsor (YQG) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 26 August 2025.

Round-trip from

£494

One-way from

£280

Popular in

December

Cheapest in

May

Average price

£709
Air Canada
  • Air Canada
  • 9/10-16/10
  • 4 total stops
  • 48h 07m total
  • Windsor to London
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8/10
  • 8/10
  • 3 total stops
  • 25h 45m total
  • Windsor to London
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£17 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Find flight deals from Windsor to Heathrow

Cheapest flights from Windsor to Heathrow
Explore the most affordable flight options available from Windsor to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

Thu 9/1010:05YQG - LHR
2 stops18h 30mAir Canada
Thu 16/1008:40LHR - YQG
2 stops29h 37mAir Canada
Deal found 25/8£494
Fri 31/1019:50YQG - LHR
2 stops44h 45mAir Canada
Mon 10/1109:00LHR - YQG
2 stops15h 14mAir Canada
Deal found 24/8£497
Tue 14/1016:00YQG - LHR
2 stops12h 35mAir Canada
Tue 28/1006:00LHR - YQG
2 stops17h 14mAir Canada
Deal found 24/8£499
Wed 15/1016:00YQG - LHR
1 stop9h 35mAir Canada
Tue 21/1006:50LHR - YQG
2 stops13h 22mAir Canada
Deal found 25/8£500
Wed 15/1010:05YQG - LHR
1 stop20h 45mLufthansa
Tue 21/1008:30LHR - YQG
1 stop11h 42mLufthansa
Deal found 25/8£526
Fri 26/915:55YQG - LHR
2 stops12h 40mAir Canada
Sun 5/1014:05LHR - YQG
2 stops24h 12mAir Canada
Deal found 25/8£583
Mon 22/909:55YQG - LHR
1 stop15h 40mMultiple Airlines
Mon 29/906:50LHR - YQG
2 stops13h 37mMultiple Airlines
Deal found 25/8£672
Mon 22/916:00YQG - LHR
1 stop9h 35mAir Canada
Mon 29/912:05LHR - YQG
1 stop26h 07mAir Canada
Deal found 25/8£680
Mon 25/816:00YQG - LHR
1 stop12h 35mAir Canada
Fri 29/814:05LHR - YQG
2 stops24h 22mAir Canada
Deal found 25/8£703

Cheapflights Fare Finder

 
Customise your flight search to find flights from Windsor 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 26 August 2025.
Use the filters below to find and compare flights from Windsor to London Heathrow Airport that are best for you.

Fly from

Windsor

Fly to

Heathrow

Route

Depart

Return

Price

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Thu 9/10

16:00-06:35

1 stop9h 35m

London Heathrow

Thu 16/10

08:40-09:17

2 stops29h 37m

£494

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Sun 15/2

09:45-20:35

2 stops29h 50m

London Heathrow

Thu 19/2

13:45-09:04

2 stops48h 19m

£496

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Fri 31/10

09:45-06:30

1 stop16h 45m

London Heathrow

Mon 10/11

09:00-19:14

2 stops15h 14m

£497

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Tue 14/10

16:00-09:35

2 stops12h 35m

London Heathrow

Tue 28/10

06:00-19:14

2 stops17h 14m

£499

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Wed 8/10

08:50-15:35

3 stops25h 45m

£280

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Thu 9/10

10:05-10:00

1 stop18h 55m

£322

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Wed 8/10

10:05-06:30

2 stops15h 25m

£322

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Thu 9/10

08:50-08:00

3 stops18h 10m

£330

Flights are sorted by cheapest return flights first.

Deals found on 24/8

Best time to book a flight from Windsor to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Windsor 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 Windsor to London Heathrow Airport

What is the cheapest month to book a flight from Windsor, Ontario to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Windsor, Ontario to London Heathrow Airport (average of £112). Flying from Windsor, Ontario 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.

How much does it cost for a return flight from Windsor, Ontario to London Heathrow Airport?

Related info for your journey

Find useful and relevant information for your journey from Windsor to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Windsor to London Heathrow?

    Located just 5.0 mi from the city center, Windsor is the airport most travelers will use when flying to London Heathrow from Windsor. Booking flights from Windsor (YQG) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 0 different airlines.

  • How long is the flight from Windsor, Ontario to London Heathrow Airport?

    Airlines like Air Canada fly from Windsor, Ontario to London Heathrow Airport in about 9h 35m. The time it takes to get you to your destination can typically vary by up to . The distance between Windsor, Ontario and London Heathrow Airport is about 3736 mi.

  • Can I find deals for flights from Windsor to Heathrow that include hotel bookings?

    Yes. In addition to deals on Windsor to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Windsor to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Windsor to Heathrow.

  • Can I find deals for business class flights from Windsor to Heathrow?

    Yes. Cheapflights offers flight deals from Windsor 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 Windsor, Ontario to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Windsor, Ontario to London Heathrow Airport (average of £112). Flying from Windsor, Ontario 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Hounslow
Gatwick
Slough
Northampton
Luton
Deal
Wembley
Ilford
Crawley
Hayes
Watford
Folkestone
Ipswich
Chichester
Winchester
Eastbourne
Swindon
Dartford

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Cheapflights helps you search for flights from Windsor to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Windsor to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Yes, we can. To see specific flights from Windsor 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 Windsor to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on Windsor to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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