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Cheap flights from Windsor, ON to London Heathrow Airport from C$ 488

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 31/1. Fares are subject to change and may not be available on all flights or dates of travel.
YQG — LHR
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Windsor to Heathrow

Enter your travel dates to find the best prices.

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 18 December 2025.

Mon 22/127:50 p.m.YQG - LHR
1 stop10h 30mAir Canada
Wed 7/111:10 a.m.LHR - YQG
1 stop13h 04mAir Canada
Deal found 16/12C$ 1,943
Tue 23/127:50 p.m.YQG - LHR
1 stop10h 30mAir Canada
Tue 30/1211:10 a.m.LHR - YQG
1 stop26h 54mAir Canada
Deal found 16/12C$ 2,074
Tue 23/129:45 a.m.YQG - LHR
1 stop15h 45mLufthansa
Tue 30/129:00 a.m.LHR - YQG
2 stops15h 14mLufthansa
Deal found 16/12C$ 2,655

Find 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 18 December 2025.

Round-trip from

C$ 1,025

One-way from

C$ 488

Popular in

December

Cheapest in

May

Average price

C$ 1,668
SWISS
  • SWISS
  • 16/2-23/2
  • 3 total stops
  • 38h 49m total
  • Windsor to London
Search Deals
31/1
  • 31/1
  • 3 total stops
  • 48h 15m total
  • Windsor to London
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 136 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 18 December 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

Mon 16/2

9:45 a.m.-11:20 a.m.

1 stop20h 35m

London Heathrow

Mon 23/2

6:00 a.m.-7:14 p.m.

2 stops18h 14m

C$ 1,025

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Wed 14/1

7:50 p.m.-11:20 a.m.

1 stop10h 30m

London Heathrow

Sun 18/1

1:45 p.m.-7:14 p.m.

2 stops34h 29m

C$ 1,051

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Mon 16/2

9:45 a.m.-8:35 p.m.

2 stops29h 50m

London Heathrow

Mon 23/2

1:45 p.m.-9:04 a.m.

2 stops48h 19m

C$ 1,051

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Sat 31/1

7:50 p.m.-11:20 a.m.

1 stop10h 30m

London Heathrow

Sat 7/2

6:00 p.m.-9:04 a.m.

1 stop20h 04m

C$ 1,066

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Sat 31/1

7:35 a.m.-12:50 p.m.

3 stops48h 15m

C$ 488

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Sat 31/1

9:45 a.m.-8:30 a.m.

1 stop17h 45m

C$ 602

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Sun 17/5

10:05 a.m.-9:35 a.m.

1 stop18h 30m

C$ 678

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/12

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 round-trip 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, May is the cheapest month in which you can book a flight from Windsor, Ontario to London Heathrow Airport (average of C$ 942). Flying from Windsor, Ontario to London Heathrow Airport in September is currently the most expensive (average of C$ 1,240). 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.

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 18 December 2025.
See what other customers who have flown with Air Canada from Windsor 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.
Air Canada
7.1
Good
10,534 reviews
Check prices

Overall

7.1

Boarding

7.3

Crew

7.8

Comfort

7.1

Food

6.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

YYZ - LAS

It's was great and the crew are very nice, captain has a smooth land on the runway 👍
Air Canada
7.1
Good
10,534 reviews
Air Canada
7.1
Good
10,534 reviews
Check prices

Overall

7.1

Boarding

7.3

Crew

7.8

Comfort

7.1

Food

6.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

YYZ - LAS

It's was great and the crew are very nice, captain has a smooth land on the runway 👍

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?

    Windsor (YQG), located 8.0 km from the city centre, is the airport you fly out of when you book flights from Windsor to London Heathrow. 1 airline have flights from Windsor to London Heathrow on a regular basis. Booking flights from Windsor to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

  • 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 10h 30m. The time it takes to get you to your destination can typically vary by up to . Windsor, Ontario and London Heathrow Airport are separated by a distance of 6013 km.

  • What is the cheapest airline to fly from Windsor, Ontario to London Heathrow Airport round-trip?

    Air Canada, at C$ 986, was found to be the cheapest airline from Windsor, Ontario to London Heathrow Airport.. You may be able to fly from Windsor, Ontario to London Heathrow Airport for 21% less than the average price by searching for this airline.

  • 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 vacation 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, May is the cheapest month in which you can book a flight from Windsor, Ontario to London Heathrow Airport (average of C$ 942). Flying from Windsor, Ontario to London Heathrow Airport in September is currently the most expensive (average of C$ 1,240). 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
Sutton
Twickenham
Slough
Marlow
Milton Keynes
Leamington Spa
Romford
Watford
Bedford
Luton
Stratford-upon-Avon
Gatwick
Hounslow

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Alternative routes for Windsor to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Windsor to Heathrow

Discover the top airline that operate flights from Windsor 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 629,999 searches. Data last updated 18 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 986AverageC$ 1,226FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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How does Cheapflights help users find flights from Windsor to Heathrow?

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Windsor to Heathrow flexibly with Cheapflights today.

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

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