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Cheap flights from Quebec to London Heathrow Airport from C$ 347

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 25/10. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — LHR
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Quebec to Heathrow

Keep the following information in mind while searching for Quebec to Heathrow flight deals. Data was last updated 15 September 2025.

Round-trip from

C$ 738

One-way from

C$ 347

Popular in

December

Cheapest in

May

Average price

C$ 902

Good round-trip deal

C$ 787 or less

Good one-way deal

C$ 991 or less
Air Canada
  • Air Canada
  • 29/10-5/11
  • 2 total stops
  • 19h 50m total
  • Quebec to London
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WestJet
  • WestJet
  • 25/10
  • 1 total stop
  • 37h 35m total
  • Quebec to London
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Highest demand for flights based on searches. 6% potential increase in price (C$ 91 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 38 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Quebec to London Heathrow.
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Price to beat on a one-way flight from Quebec to London Heathrow.
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Find flight deals from Quebec to Heathrow

Cheapest flights from Quebec to Heathrow
Explore the most affordable flight options available from Quebec to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Wed 29/107:55 a.m.YUL - LHR
1 stop8h 40mAir Canada
Wed 5/119:00 a.m.LHR - YUL
1 stop11h 10mAir Canada
Deal found 14/9C$ 738
Wed 19/119:45 p.m.YUL - LHR
1 stop14h 45mTAP AIR PORTUGAL
Tue 9/126:30 p.m.LHR - YUL
1 stop30h 45mTAP AIR PORTUGAL
Deal found 13/9C$ 742
Tue 28/107:55 a.m.YUL - LHR
1 stop8h 40mAir Canada
Tue 4/116:50 a.m.LHR - YUL
1 stop9h 55mAir Canada
Deal found 13/9C$ 758
Mon 13/109:55 p.m.YUL - LHR
Nonstop6h 40mMultiple Airlines
Mon 20/107:30 p.m.LHR - YUL
1 stop23h 20mMultiple Airlines
Deal found 15/9C$ 760
Mon 6/109:40 a.m.YUL - LHR
1 stop15h 50mAir Canada
Tue 14/106:50 a.m.LHR - YUL
1 stop9h 45mAir Canada
Deal found 14/9C$ 761
Wed 1/106:55 p.m.YUL - LHR
Nonstop6h 35mMultiple Airlines
Wed 8/106:50 a.m.LHR - YUL
1 stop9h 45mMultiple Airlines
Deal found 14/9C$ 772
Mon 22/98:15 a.m.YUL - LHR
1 stop17h 15mMultiple Airlines
Tue 30/96:50 a.m.LHR - YUL
1 stop9h 45mMultiple Airlines
Deal found 15/9C$ 774
Mon 13/107:25 a.m.YQB - LHR
2 stops42h 05mAir Canada
Wed 29/106:50 a.m.LHR - YQB
2 stops15h 24mAir Canada
Deal found 15/9C$ 808
Sun 23/117:05 p.m.YQB - LHR
1 stop31h 05mAir Canada
Wed 3/129:00 a.m.LHR - YQB
2 stops18h 34mAir Canada
Deal found 15/9C$ 841
Wed 22/104:05 p.m.YOW - LHR
1 stop9h 25mAir Canada
Wed 29/101:25 p.m.LHR - YOW
1 stop12h 53mAir Canada
Deal found 15/9C$ 855
Wed 29/106:20 p.m.YOW - LHR
1 stop8h 50mAir Canada
Wed 5/119:00 a.m.LHR - YOW
1 stop13h 43mAir Canada
Deal found 14/9C$ 859
Mon 13/107:00 a.m.YOW - LHR
1 stop9h 00mAir Canada
Mon 20/1012:40 p.m.LHR - YOW
2 stops26h 45mAir Canada
Deal found 13/9C$ 862

Cheapflights Fare Finder

 
Customize your flight search to find flights from Quebec 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 15 September 2025.
Use the filters below to find and compare flights from Quebec to London Heathrow Airport that are best for you.

Fly from

Quebec

Fly to

Heathrow

Route

Depart

Return

Price

Québec CityLondon

YQB - LHR

YQBLHR

Québec City

Mon 13/10

7:25 a.m.-6:30 a.m.

2 stops42h 05m

London Heathrow

Wed 29/10

6:50 a.m.-6:14 p.m.

2 stops15h 24m

C$ 808

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Tue 28/10

3:10 p.m.-6:30 a.m.

1 stop11h 20m

London Heathrow

Tue 4/11

8:15 p.m.-11:45 a.m.

2 stops20h 30m

C$ 844

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Tue 30/9

8:15 p.m.-11:50 a.m.

1 stop10h 35m

London Heathrow

Tue 2/12

8:15 p.m.-11:45 a.m.

2 stops20h 30m

C$ 845

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 2/3

7:35 p.m.-7:10 a.m.

Nonstop6h 35m

London Heathrow

Wed 11/3

1:25 p.m.-4:35 p.m.

Nonstop7h 10m

C$ 856

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 22/10

10:10 p.m.-9:50 a.m.

Nonstop6h 40m

London Heathrow

Tue 28/10

4:10 p.m.-7:45 p.m.

Nonstop7h 35m

C$ 861

Québec CityLondon

YQB - LHR

YQBLHR

Québec City

Mon 13/10

7:25 a.m.-6:30 a.m.

2 stops42h 05m

London Heathrow

Mon 20/10

5:50 p.m.-1:55 p.m.

2 stops25h 05m

C$ 870

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Mon 16/2

2:50 p.m.-7:10 a.m.

1 stop11h 20m

London Heathrow

Mon 23/2

6:00 a.m.-7:18 p.m.

2 stops18h 18m

C$ 873

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Tue 21/10

3:41 p.m.-10:40 a.m.

2 stops13h 59m

London Heathrow

Tue 28/10

8:00 a.m.-6:25 p.m.

2 stops14h 25m

C$ 877

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 15/10

3:41 p.m.-7:15 a.m.

1 stop10h 34m

London Heathrow

Tue 28/10

8:00 a.m.-6:25 p.m.

2 stops14h 25m

C$ 877

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Tue 25/11

7:00 p.m.-8:35 p.m.

2 stops20h 35m

London Heathrow

Sun 30/11

11:05 a.m.-11:38 a.m.

2 stops53h 33m

C$ 881

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Showing 1-10 of 60 results
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Best time to book a flight from Quebec to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Quebec 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 Quebec to London Heathrow Airport

What is the cheapest month to book a flight from Quebec to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Quebec to London Heathrow Airport (average of C$ 560). Flying from Quebec to London Heathrow Airport in July is currently the most expensive (average of C$ 856). 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.

What is the cheapest time of day to fly from QC to LHR?

Find hourly flight availability from Quebec to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 September 2025.

When flying from Quebec to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Quebec to London Heathrow Airport

Explore weekly flight availability from Quebec to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 15 September 2025.

The most flights from CAQC to LHR are scheduled on a Tuesday (18 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (13 on average).

How much does it cost to fly round-trip from Quebec to London Heathrow Airport?

Related info for your journey

Find useful and relevant information for your journey from Quebec to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Quebec to London Heathrow Airport?

    A quick flight from Quebec to London Heathrow Airport can take about 6h 40m. Air Canada provides one of the quickest options available for as low as C$ 861. Quebec and London Heathrow Airport are separated by a distance of 5213 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Quebec to London Heathrow Airport?

    The most popular route from Quebec to London Heathrow Airport is Montreal Pierre Elliott Trudeau Intl - London Heathrow. You may also consider Ottawa - London Heathrow or Québec City - London Heathrow.

  • What are the most reliable airlines from Quebec to London Heathrow Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Quebec to London Heathrow Airport on time: American Airlines (70%), Aer Lingus (70%), Finnair (70%).

  • What are the cheapest flights from Quebec to London Heathrow Airport?

    Looking at all options, your cheapest flight can be booked for C$ 399. While the most popular route (Montreal Pierre Elliott Trudeau Intl - London Heathrow) can be booked for C$ 667 on average, our data indicates C$ 1,972 when flying from Quebec to London Heathrow Airport.

  • Can I find deals for flights from Quebec to Heathrow that include hotel bookings?

    Yes. In addition to deals on Quebec to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Quebec to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Quebec to Heathrow.

  • Can I find deals for business class flights from Quebec to Heathrow?

    Yes. Cheapflights offers flight deals from Quebec 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 Quebec to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Quebec to London Heathrow Airport (average of C$ 560). Flying from Quebec to London Heathrow Airport in July is currently the most expensive (average of C$ 856). 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
Brentford
Sutton
Hounslow
Slough
Marlow
Leamington Spa
Milton Keynes
Romford
Watford
Bedford
Luton
Southall

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Alternative routes for Quebec to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Quebec to Heathrow

Discover the top 10 airlines that operate flights from Quebec 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 15 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapestC$ 609AverageC$ 959FlexibilityNo cancel feeOn-time77%
Search Air France flights
TAP AIR PORTUGALCheapestC$ 631AverageC$ 713FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air TransatCheapestC$ 633AverageC$ 1,003FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
LufthansaCheapestC$ 759AverageC$ 1,047FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapestC$ 760AverageC$ 1,089FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Virgin AtlanticCheapestC$ 769AverageC$ 877FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapestC$ 772AverageC$ 1,059FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapestC$ 791AverageC$ 1,098FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
KLMCheapestC$ 803AverageC$ 1,035FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapestC$ 863AverageC$ 1,029FlexibilityNo cancel feeOn-time76%
Search Finnair flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

When you search for this flight from Quebec to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

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

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

Certainly. Search results for flights to Heathrow from Quebec shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Quebec to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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