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Cheap flights from Windsor, ON to London Heathrow Airport from C$ 578

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
YQG — LHR
7 Aug — 14 Aug1
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 8 July 2026.

Thu 15/104:05 p.m.
YQG
-
LHR
2 stops36h 55m
Lufthansa
Sun 18/107:25 a.m.
LHR
-
YQG
2 stops16h 42m
Lufthansa
Deal found 7/7C$ 1,307
Mon 12/104:05 p.m.
YQG
-
LHR
2 stops23h 55m
Air Canada
Fri 16/106:00 a.m.
LHR
-
YQG
2 stops18h 07m
Air Canada
Deal found 6/7C$ 1,318
Thu 15/107:45 p.m.
YQG
-
LHR
2 stops29h 45m
Air Canada
Sun 18/106:00 a.m.
LHR
-
YQG
2 stops18h 07m
Air Canada
Deal found 4/7C$ 1,324
Wed 19/810:05 a.m.
YQG
-
LHR
1 stop15h 30m
Air Canada
Wed 26/85:40 p.m.
LHR
-
YQG
1 stop20h 42m
Air Canada
Deal found 5/7C$ 1,337
Mon 17/84:05 p.m.
YQG
-
LHR
1 stop9h 30m
Air Canada
Mon 24/85:40 p.m.
LHR
-
YQG
1 stop20h 42m
Air Canada
Deal found 3/7C$ 1,338
Tue 18/84:05 p.m.
YQG
-
LHR
1 stop12h 30m
Multiple Airlines
Mon 31/86:50 a.m.
LHR
-
YQG
2 stops13h 32m
Multiple Airlines
Deal found 7/7C$ 1,357

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 8 July 2026.

Round-trip from

C$ 1,307

One-way from

C$ 578

Popular in

December

Cheapest in

March

Average price

C$ 1,360
Lufthansa
  • Lufthansa
  • 15/10-18/10
  • 4 total stops
  • 53h 37m total
  • Windsor to London
Search Deals
Air Canada
  • Air Canada
  • 15/10
  • 1 total stop
  • 17h 30m total
  • Windsor to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 134 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 8 July 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

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Thu 15/10

4:05 p.m.-10:00 a.m.

2 stops36h 55m

London Heathrow

Sun 18/10

7:25 a.m.-7:07 p.m.

2 stops16h 42m

C$ 1,307

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Thu 15/10

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

1 stop31h 50m

London Heathrow

Sun 18/10

6:00 a.m.-7:07 p.m.

2 stops18h 07m

C$ 1,318

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Mon 12/10

4:05 p.m.-9:00 p.m.

2 stops23h 55m

London Heathrow

Fri 16/10

6:00 a.m.-7:07 p.m.

2 stops18h 07m

C$ 1,318
Quickest round-trip

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Mon 17/8

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

1 stop9h 30m

London Heathrow

Mon 24/8

5:40 p.m.-9:22 a.m.

1 stop20h 42m

C$ 1,338

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Mon 3/8

7:45 p.m.-9:00 p.m.

2 stops20h 15m

London Heathrow

Mon 10/8

9:30 a.m.-9:22 a.m.

2 stops28h 52m

C$ 1,401

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Fri 18/9

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

1 stop18h 30m

London Heathrow

Tue 22/9

6:00 a.m.-7:02 p.m.

2 stops18h 02m

C$ 1,406
Cheapest one-way

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Thu 15/10

10:05 a.m.-8:35 a.m.

1 stop17h 30m

C$ 578

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Sun 15/11

10:35 a.m.-6:30 a.m.

1 stop14h 55m

C$ 578

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Sun 2/8

4:30 p.m.-6:50 p.m.

3 stops45h 20m

C$ 676

WindsorLondon

YQG - LHR

YQGLHR

Windsor

Tue 1/9

4:30 p.m.-10:20 a.m.

3 stops36h 50m

C$ 729

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/7

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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.

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 8 July 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
11,321 reviews
Check prices

Crew

7.8

Boarding

7.3

Food

6.3

Entertainment

6.8

Comfort

7.1

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Lori,May 2026

YYZ - YFC

Didn't land, sent back to Toronto. No food, no accommodation, no help at all!!
Air Canada
7.1
Good
11,321 reviews
Air Canada
7.1
Good
11,321 reviews
Check prices

Crew

7.8

Boarding

7.3

Food

6.3

Entertainment

6.8

Comfort

7.1

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Lori,May 2026

YYZ - YFC

Didn't land, sent back to Toronto. No food, no accommodation, no help at all!!

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 31h 50m. The time it takes to get you to your destination can typically vary by up to 5h 05m. 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$ 1,002, 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 24% 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.

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
Gatwick
Romford
Twickenham
Ilford
Bromley
Sutton
Luton
Hounslow
Slough
Marlow
Cobham
Leamington Spa
Northampton
Watford
High Wycombe
Stratford-upon-Avon
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 8 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,002AverageC$ 1,241FlexibilityNo 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.

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