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Cheap flights from Windsor, ON to London Heathrow Airport from C$ 996

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/2. Fares are subject to change and may not be available on all flights or dates of travel.
YQG — LHR
19 Dec — 26 Dec1
1 adult
1 adult, Economy, 0 bags

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 19 November 2025.

Round-trip from

C$ 996

Popular in

December

Cheapest in

May

Average price

C$ 1,390
Air Canada
  • Air Canada
  • 15/2-19/2
  • 3 total stops
  • 46h 39m total
  • Windsor to London
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Highest demand for flights based on searches. 8% potential increase in price (C$ 178 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 November 2025
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Find 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 19 November 2025.

Wed 24/129:45 a.m.YQG - LHR
2 stops29h 50mAir Canada
Tue 30/129:00 a.m.LHR - YQG
2 stops29h 04mAir Canada
Deal found 18/11C$ 1,653
Tue 23/129:45 a.m.YQG - LHR
2 stops29h 50mAir Canada
Mon 29/121:25 p.m.LHR - YQG
2 stops24h 39mAir Canada
Deal found 18/11C$ 1,677
Wed 24/129:45 a.m.YQG - LHR
2 stops29h 50mAir Canada
Sun 28/126:00 p.m.LHR - YQG
1 stop30h 14mAir Canada
Deal found 18/11C$ 1,718
Tue 23/129:45 a.m.YQG - LHR
2 stops29h 50mAir Canada
Sun 28/126:00 p.m.LHR - YQG
1 stop20h 04mAir Canada
Deal found 18/11C$ 1,741
Mon 22/127:50 p.m.YQG - LHR
1 stop31h 40mAir Canada
Tue 30/126:00 p.m.LHR - YQG
1 stop20h 04mAir Canada
Deal found 18/11C$ 1,747
Tue 23/129:45 a.m.YQG - LHR
2 stops42h 35mLufthansa
Sun 28/121:00 p.m.LHR - YQG
1 stop11h 14mLufthansa
Deal found 18/11C$ 1,798
Sun 21/127:50 p.m.YQG - LHR
2 stops30h 20mAir Canada
Mon 29/121:25 p.m.LHR - YQG
2 stops24h 39mAir Canada
Deal found 18/11C$ 1,897
Sun 21/127:50 p.m.YQG - LHR
2 stops30h 20mAir Canada
Sun 28/1212:00 p.m.LHR - YQG
2 stops26h 04mAir Canada
Deal found 18/11C$ 1,962
Mon 22/127:50 p.m.YQG - LHR
1 stop10h 30mAir Canada
Sun 28/1211:10 a.m.LHR - YQG
1 stop26h 54mAir Canada
Deal found 18/11C$ 2,022
Sat 20/127:50 p.m.YQG - LHR
1 stop10h 30mAir Canada
Mon 29/1211:10 a.m.LHR - YQG
1 stop13h 04mAir Canada
Deal found 18/11C$ 2,262

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 19 November 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

Sun 15/2

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

2 stops29h 50m

London Heathrow

Thu 19/2

12:05 p.m.-9:04 a.m.

2 stops49h 59m

C$ 996

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Thu 22/1

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

1 stop17h 45m

London Heathrow

Mon 26/1

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

2 stops34h 29m

C$ 997

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Sat 3/1

7:50 p.m.-7:10 a.m.

2 stops30h 20m

London Heathrow

Sat 10/1

1:25 p.m.-9:04 a.m.

2 stops24h 39m

C$ 1,088

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Wed 24/12

7:50 p.m.-6:30 a.m.

1 stop29h 40m

London Heathrow

Mon 29/12

11:10 a.m.-7:14 p.m.

1 stop13h 04m

C$ 1,653

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Tue 23/12

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

2 stops29h 50m

London Heathrow

Mon 29/12

1:25 p.m.-9:04 a.m.

2 stops24h 39m

C$ 1,677

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Fri 2/1

9:45 a.m.-6:55 p.m.

3 stops28h 10m

C$ 1,155

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Sun 11/1

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

1 stop10h 30m

C$ 1,189

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Fri 2/1

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

2 stops18h 35m

C$ 1,314

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/11

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, June is the cheapest month in which you can book a flight from Windsor, Ontario to London Heathrow Airport (average of C$ 952). Flying from Windsor, Ontario to London Heathrow Airport in November is currently the most expensive (average of C$ 1,364). 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 19 November 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
10,462 reviews
Check prices

Boarding

7.3

Entertainment

6.8

Overall

7.1

Food

6.3

Crew

7.8

Comfort

7.1

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
10,462 reviews
Air Canada
7.1
Good
10,462 reviews
Check prices

Boarding

7.3

Entertainment

6.8

Overall

7.1

Food

6.3

Crew

7.8

Comfort

7.1

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 29h 50m. 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$ 1,004, 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 22% 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, June is the cheapest month in which you can book a flight from Windsor, Ontario to London Heathrow Airport (average of C$ 952). Flying from Windsor, Ontario to London Heathrow Airport in November is currently the most expensive (average of C$ 1,364). 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
Leamington Spa
Milton Keynes
Romford
Watford
Bedford
Luton
Stratford-upon-Avon
Gatwick
Hounslow

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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 19 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,004AverageC$ 1,247FlexibilityNo 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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Users can book flights with no change fees policies with our dedicated filters. Book flights from Windsor to Heathrow flexibly with Cheapflights today.

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