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Cheap flights from Windsor, ON to London Heathrow Airport from C$ 583

YQG — LHR
20 Sep — 27 Sep1
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

Sun 4/1010:05 a.m. -
2 stops15h 25m
Sun 11/106:00 a.m. -
2 stops32h 22m
Deal found 20/8C$ 1,237
Thu 1/1010:05 a.m. -
2 stops15h 25m
Mon 12/105:15 p.m. -
2 stops45h 07m
Deal found 20/8C$ 1,238
Sun 4/104:30 p.m. -
3 stops19h 50m
Sun 11/106:00 a.m. -
2 stops32h 22m
Deal found 20/8C$ 1,279
Sun 1/117:20 p.m. -
2 stops20h 40m
Tue 10/116:00 a.m. -
2 stops17h 45m
Deal found 18/8C$ 1,281
Fri 16/1010:05 a.m. -
1 stop15h 30m
Sat 31/101:45 p.m. -
2 stops34h 00m
Deal found 17/8C$ 1,288
Thu 8/107:25 p.m. -
2 stops56h 10m
Mon 12/106:50 a.m. -
2 stops16h 52m
Deal found 20/8C$ 1,295
Fri 16/104:05 p.m. -
2 stops23h 55m
Sat 31/1012:05 p.m. -
2 stops35h 40m
Deal found 17/8C$ 1,304
Sun 1/117:20 p.m. -
1 stop32h 10m
Tue 10/1112:05 p.m. -
2 stops35h 40m
Deal found 18/8C$ 1,324

Find flight deals from Windsor to Heathrow

Round-trip from

C$ 1,237

One-way from

C$ 583

Popular in

December

Cheapest in

March

Average price

C$ 1,409
Air Canada
  • Air Canada
  • 4/10-11/10
  • 4 total stops
  • 47h 47m total
  • Windsor to London
Search Deals
Air Canada
  • Air Canada
  • 13/10
  • 1 total stop
  • 18h 30m total
  • Windsor to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 119 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 51 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
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 Windsor - LHR London Heathrow

YQGLHR

Windsor

Sun 4/10

10:05 a.m.-6:30 a.m.

2 stops15h 25m

London Heathrow

Sun 11/10

6:00 a.m.-9:22 a.m.

2 stops32h 22m

C$ 1,237

WindsorLondon

YQG Windsor - LHR London Heathrow

YQGLHR

Windsor

Thu 1/10

10:05 a.m.-6:30 a.m.

2 stops15h 25m

London Heathrow

Mon 12/10

5:15 p.m.-9:22 a.m.

2 stops45h 07m

C$ 1,238

WindsorLondon

YQG Windsor - LHR London Heathrow

YQGLHR

Windsor

Sun 4/10

4:30 p.m.-5:20 p.m.

3 stops19h 50m

London Heathrow

Sun 11/10

6:00 a.m.-9:22 a.m.

2 stops32h 22m

C$ 1,279

WindsorLondon

YQG Windsor - LHR London Heathrow

YQGLHR

Windsor

Fri 16/10

10:05 a.m.-6:35 a.m.

1 stop15h 30m

London Heathrow

Sat 31/10

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

2 stops34h 00m

C$ 1,288

WindsorLondon

YQG Windsor - LHR London Heathrow

YQGLHR

Windsor

Fri 16/10

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

2 stops23h 55m

London Heathrow

Sat 31/10

12:05 p.m.-7:45 p.m.

2 stops35h 40m

C$ 1,304
Quickest round-trip

WindsorLondon

YQG Windsor - LHR London Heathrow

YQGLHR

Windsor

Mon 8/2

10:35 a.m.-8:30 a.m.

1 stop16h 55m

London Heathrow

Fri 12/2

6:00 p.m.-9:55 a.m.

1 stop20h 55m

C$ 1,381
Cheapest one-way

WindsorLondon

YQG Windsor - LHR London Heathrow

YQGLHR

Windsor

Tue 13/10

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

1 stop18h 30m

C$ 583
Quickest one-way

WindsorLondon

YQG Windsor - LHR London Heathrow

YQGLHR

Windsor

Sat 12/9

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

1 stop11h 05m

C$ 680

WindsorLondon

YQG Windsor - LHR London Heathrow

YQGLHR

Windsor

Sat 12/9

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

2 stops20h 15m

C$ 685

WindsorLondon

YQG Windsor - LHR London Heathrow

YQGLHR

Windsor

Fri 18/9

7:45 p.m.-6:35 a.m.

1 stop29h 50m

C$ 685

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/8

Showing 1-10 of 15 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

Cheapflights Insights

Everything you need to know about your flight from Windsor to London Heathrow Airport

How much does it cost to fly round-trip from Windsor, Ontario to London Heathrow Airport?

Airfare is below average for this route at the moment.

Windsor, Ontario to London Heathrow Airport flights typically cost between C$ 1,376 and C$ 1,399 in October.
The cheapest round-trip price found within the last 5 days was C$ 1,237 on Air Canada (4 Oct-11 Oct).

Reviews of airlines servicing Heathrow

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
11,509 reviews
Check prices

Boarding

7.3

Comfort

7.1

Overall

7.1

Entertainment

6.8

Crew

7.8

Food

6.3

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
11,509 reviews
Air Canada
7.1
Good
11,509 reviews
Check prices

Boarding

7.3

Comfort

7.1

Overall

7.1

Entertainment

6.8

Crew

7.8

Food

6.3

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

  • 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 15h 25m. 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$ 973, 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 25% 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
Slough
Marlow
Cobham
Hounslow
Leamington Spa
Northampton
Watford
High Wycombe
Stratford-upon-Avon
Moreton-in-Marsh

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Windsor to Heathrow

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 973AverageC$ 1,197FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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