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Cheap flights from Quebec to London Heathrow Airport from £190

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 18/3. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — LHR
19 Mar — 26 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Quebec to Heathrow

Enter your travel dates to find the best prices.

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 17 February 2026.

Fri 22/522:45
YUL
-
LHR
1 stop15h 05m
TAP AIR PORTUGAL
Fri 5/608:00
LHR
-
YUL
1 stop18h 10m
TAP AIR PORTUGAL
Deal found 16/2£359
Wed 25/322:45
YUL
-
LHR
1 stop18h 50m
TAP AIR PORTUGAL
Wed 29/408:00
LHR
-
YUL
1 stop17h 45m
TAP AIR PORTUGAL
Deal found 14/2£363
Mon 11/522:45
YUL
-
LHR
1 stop19h 10m
TAP AIR PORTUGAL
Sun 31/519:50
LHR
-
YUL
1 stop30h 20m
TAP AIR PORTUGAL
Deal found 14/2£364
Mon 1/622:45
YUL
-
LHR
1 stop19h 10m
TAP AIR PORTUGAL
Sun 14/611:20
LHR
-
YUL
1 stop14h 50m
TAP AIR PORTUGAL
Deal found 14/2£365
Wed 18/221:45
YUL
-
LHR
1 stop19h 55m
TAP AIR PORTUGAL
Fri 27/208:15
LHR
-
YUL
1 stop17h 00m
TAP AIR PORTUGAL
Deal found 13/2£366
Mon 23/221:45
YUL
-
LHR
1 stop18h 50m
TAP AIR PORTUGAL
Sat 14/319:55
LHR
-
YUL
1 stop29h 20m
TAP AIR PORTUGAL
Deal found 13/2£368
Mon 30/322:45
YUL
-
LHR
1 stop15h 05m
TAP AIR PORTUGAL
Thu 30/416:35
LHR
-
YUL
1 stop33h 35m
TAP AIR PORTUGAL
Deal found 15/2£370
Mon 1/622:45
YUL
-
LHR
1 stop15h 05m
TAP AIR PORTUGAL
Sat 13/618:45
LHR
-
YUL
1 stop31h 25m
TAP AIR PORTUGAL
Deal found 16/2£372
Sun 24/522:45
YUL
-
LHR
1 stop14h 00m
TAP AIR PORTUGAL
Mon 1/608:00
LHR
-
YUL
1 stop18h 10m
TAP AIR PORTUGAL
Deal found 15/2£373
Tue 19/505:55
YOW
-
LHR
2 stops34h 50m
Multiple Airlines
Tue 2/606:20
LHR
-
YOW
2 stops16h 15m
Multiple Airlines
Deal found 13/2£404
Wed 15/718:25
YOW
-
LHR
2 stops22h 10m
Multiple Airlines
Sat 15/806:15
LHR
-
YOW
2 stops23h 07m
Multiple Airlines
Deal found 14/2£418
Sun 24/519:15
YOW
-
LHR
1 stop11h 35m
Multiple Airlines
Sun 31/509:30
LHR
-
YOW
1 stop16h 21m
Multiple Airlines
Deal found 13/2£419

Find flight deals from Quebec to Heathrow

Keep the following information in mind while searching for Quebec to Heathrow flight deals. Data was last updated 17 February 2026.

Round-trip from

£359

One-way from

£190

Popular in

December

Cheapest in

May

Average price

£518

Good round-trip deal

£427 or less

Good one-way deal

£413 or less
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 22/5-5/6
  • 2 total stops
  • 33h 15m total
  • Quebec to London
Search Deals
18/3
  • 18/3
  • 1 total stop
  • 11h 45m total
  • Quebec to London
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£5 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Quebec to London Heathrow.
Search Deals
Price to beat on a one-way flight from Quebec to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 17 February 2026.
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

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Sun 24/5

16:00-06:35

1 stop9h 35m

London Heathrow

Sun 31/5

09:30-20:51

1 stop16h 21m

£422

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Sun 24/5

17:15-11:50

2 stops13h 35m

London Heathrow

Sun 31/5

14:05-21:51

2 stops12h 46m

£428

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Sun 24/5

10:44-10:40

2 stops18h 56m

London Heathrow

Sun 31/5

08:45-23:54

2 stops20h 09m

£450

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Wed 20/5

19:15-09:35

1 stop9h 20m

London Heathrow

Sun 24/5

12:05-22:11

1 stop15h 06m

£456

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Thu 7/5

22:25-10:00

Nonstop6h 35m

London Heathrow

Tue 26/5

09:30-12:00

Nonstop7h 30m

£493

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Tue 26/5

22:00-09:40

Nonstop6h 40m

London Heathrow

Sun 31/5

18:05-20:15

Nonstop7h 10m

£496

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

22:00-09:40

Nonstop6h 40m

London Heathrow

Wed 10/6

18:05-20:15

Nonstop7h 10m

£496

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

22:00-09:40

Nonstop6h 40m

London Heathrow

Thu 11/6

18:05-20:15

Nonstop7h 10m

£496

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

22:00-09:40

Nonstop6h 40m

London Heathrow

Mon 8/6

18:05-20:15

Nonstop7h 10m

£496

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Tue 26/5

22:00-09:40

Nonstop6h 40m

London Heathrow

Tue 9/6

18:05-20:15

Nonstop7h 10m

£509

Flights are sorted by cheapest return flights first.

Deals found on 13/2

Showing 1-10 of 56 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 return 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, November is the cheapest month in which you can book a flight from Quebec to London Heathrow Airport (average of £328). Flying from Quebec to London Heathrow Airport in July is currently the most expensive (average of £501). 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 17 February 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Quebec to London Heathrow Airport as you normally would.

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 17 February 2026.

The most flights from CAQC to LHR are scheduled on a Monday (16 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (6 on average).

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?

    For as low as £493, Air Canada can have you in London Heathrow Airport from Quebec in 6h 35m. The distance from Quebec to London Heathrow Airport is about 3239 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Quebec to London Heathrow Airport one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at £172. British Airways flights start at £355 while deals on Lufthansa start at £504 one-way.

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

    While some choose either Ottawa - London Heathrow or Québec City - London Heathrow, Montreal Pierre Elliott Trudeau Intl - London Heathrow is the most popular route from Quebec to London Heathrow Airport.

  • 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: Aegean Airlines (65%), Air Canada (55%), Austrian Airlines (55%).

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

    On average you can expect to pay £464 for a flight from Quebec to London Heathrow Airport. The cheapest flight overall is £380 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - London Heathrow) is currently priced at £359.

  • 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 holiday 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, November is the cheapest month in which you can book a flight from Quebec to London Heathrow Airport (average of £328). Flying from Quebec to London Heathrow Airport in July is currently the most expensive (average of £501). 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
Milton Keynes
Croydon
Luton
Wembley
Northampton
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Watford
Guildford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames
Ipswich
Swindon

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Quebec to Heathrow

Discover the top 3 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 858,174 searches. Data last updated 17 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£392Average£474FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest£404Average£591FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£440Average£607FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers 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?

Deals for Quebec to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Quebec to Heathrow.

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

Yes, we can. To see specific flights from Quebec to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes! Start tracking prices for Quebec to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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