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Cheap flights from Windsor, ON to London Heathrow Airport from C$ 733

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
YQG — LHR
22 Apr — 29 Apr1
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 23 March 2026.

Tue 5/54:05 p.m.
YQG
-
LHR
1 stop12h 30m
Lufthansa
Tue 12/58:30 a.m.
LHR
-
YQG
1 stop15h 39m
Lufthansa
Deal found 21/3C$ 1,173
Thu 16/49:45 a.m.
YQG
-
LHR
2 stops30h 15m
Air Canada
Wed 29/48:40 a.m.
LHR
-
YQG
2 stops29h 24m
Air Canada
Deal found 23/3C$ 1,176
Tue 5/54:05 p.m.
YQG
-
LHR
2 stops12h 55m
Multiple Airlines
Tue 12/58:45 a.m.
LHR
-
YQG
2 stops15h 24m
Multiple Airlines
Deal found 21/3C$ 1,185
Tue 5/57:45 p.m.
YQG
-
LHR
1 stop11h 05m
Air Canada
Tue 12/58:45 a.m.
LHR
-
YQG
2 stops15h 24m
Air Canada
Deal found 21/3C$ 1,189
Thu 16/49:45 a.m.
YQG
-
LHR
2 stops15h 45m
Multiple Airlines
Wed 29/46:00 a.m.
LHR
-
YQG
2 stops18h 09m
Multiple Airlines
Deal found 23/3C$ 1,191
Wed 2/94:05 p.m.
YQG
-
LHR
1 stop14h 45m
Air Canada
Sun 6/96:00 a.m.
LHR
-
YQG
2 stops18h 07m
Air Canada
Deal found 23/3C$ 1,204
Sun 10/54:05 p.m.
YQG
-
LHR
1 stop11h 30m
Air Canada
Thu 14/58:45 a.m.
LHR
-
YQG
2 stops29h 39m
Air Canada
Deal found 22/3C$ 1,206
Thu 30/49:45 a.m.
YQG
-
LHR
1 stop17h 50m
Air Canada
Sat 9/57:30 p.m.
LHR
-
YQG
2 stops28h 39m
Air Canada
Deal found 23/3C$ 1,207

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 23 March 2026.

Round-trip from

C$ 1,173

One-way from

C$ 733

Popular in

December

Cheapest in

May

Average price

C$ 1,004
Lufthansa
  • Lufthansa
  • 5/5-12/5
  • 2 total stops
  • 28h 09m total
  • Windsor to London
Search Deals
3/5
  • 3/5
  • 3 total stops
  • 39h 10m total
  • Windsor to London
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 163 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 March 2026
Search Deals

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 23 March 2026.
Use the filters below to find and compare flights from Windsor to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Tue 5/5

4:05 p.m.-9:35 a.m.

1 stop12h 30m

London Heathrow

Tue 12/5

8:30 a.m.-7:09 p.m.

1 stop15h 39m

C$ 1,173

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Thu 16/4

9:45 a.m.-6:30 a.m.

2 stops15h 45m

London Heathrow

Wed 29/4

6:00 a.m.-7:09 p.m.

2 stops18h 09m

C$ 1,191

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Sun 10/5

7:45 p.m.-6:30 a.m.

2 stops29h 45m

London Heathrow

Thu 14/5

5:15 p.m.-7:09 p.m.

2 stops30h 54m

C$ 1,204

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Fri 17/4

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

1 stop18h 50m

London Heathrow

Sun 26/4

6:00 a.m.-7:09 p.m.

2 stops18h 09m

C$ 1,204

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Fri 17/4

7:45 p.m.-11:50 a.m.

1 stop11h 05m

London Heathrow

Sun 26/4

6:00 a.m.-7:09 p.m.

2 stops18h 09m

C$ 1,206

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Thu 30/4

7:45 p.m.-6:30 a.m.

2 stops29h 45m

London Heathrow

Sat 9/5

7:30 p.m.-7:09 p.m.

2 stops28h 39m

C$ 1,211
Cheapest one-way

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Thu 7/5

4:30 p.m.-2:15 p.m.

3 stops40h 45m

C$ 872

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Sun 3/5

4:30 p.m.-12:05 p.m.

2 stops38h 35m

C$ 1,034

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Sun 17/5

7:45 p.m.-8:35 a.m.

1 stop31h 50m

C$ 1,231
Quickest one-way

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Thu 7/5

4:05 p.m.-6:35 a.m.

1 stop9h 30m

C$ 1,301

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/3

Sorted by cheapest first

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$ 931). Flying from Windsor, Ontario to London Heathrow Airport in September is currently the most expensive (average of C$ 1,235). 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 23 March 2026.
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
10,836 reviews
Check prices

Food

6.3

Overall

7.1

Comfort

7.1

Boarding

7.3

Crew

7.8

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Sugith,Jan 2026

YSB - YYZ

Left 2 hours late. Stuck on plane for an hour after boarding before take off.
Air Canada
7.1
Good
10,836 reviews
Air Canada
7.1
Good
10,836 reviews
Check prices

Food

6.3

Overall

7.1

Comfort

7.1

Boarding

7.3

Crew

7.8

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Sugith,Jan 2026

YSB - YYZ

Left 2 hours late. Stuck on plane for an hour after boarding before take off.

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 Lufthansa and Air Canada fly from Windsor, Ontario to London Heathrow Airport in about 12h 30m. The time it takes to get you to your destination can typically vary by up to 17h 15m. Windsor, Ontario and London Heathrow Airport are separated by a distance of 6013 km. This flight may include one or multiple stops.

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

    Air Canada, at C$ 968, 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, May is the cheapest month in which you can book a flight from Windsor, Ontario to London Heathrow Airport (average of C$ 931). Flying from Windsor, Ontario to London Heathrow Airport in September is currently the most expensive (average of C$ 1,235). 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
Twickenham
Sutton
Gatwick
Slough
Marlow
Cobham
Leamington Spa
Romford
Watford
Bedford
Luton
High Wycombe
Stratford-upon-Avon
Hounslow
Moreton-in-Marsh

Browse thousands of different options on Cheapflights for your next trip

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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 23 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 968AverageC$ 1,220FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Windsor to Heathrow for you. Better yet — we are completely free to use.

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?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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