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Cheap flights from Quebec to London from C$ 351

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — LON
28 Aug — 4 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Quebec to London

Enter your travel dates to find the best prices.

Cheapest flights from Quebec to London
Explore the most affordable flight options available from Quebec to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2026.

Tue 8/97:40 p.m.
YOW
-
LGW
Nonstop7h 15m
Air Transat
Tue 15/99:40 a.m.
LGW
-
YOW
Nonstop8h 00m
Air Transat
Deal found 27/7C$ 656
Fri 11/98:55 p.m.
YOW
-
LGW
1 stop30h 00m
Air Transat
Fri 18/99:40 a.m.
LGW
-
YOW
Nonstop8h 00m
Air Transat
Deal found 27/7C$ 665
Tue 15/94:00 p.m.
YOW
-
LGW
1 stop13h 45m
Air Transat
Sun 20/911:35 a.m.
LGW
-
YOW
1 stop11h 00m
Air Transat
Deal found 24/7C$ 672
Wed 9/98:55 p.m.
YOW
-
LGW
1 stop30h 00m
Air Transat
Wed 16/912:40 p.m.
LGW
-
YOW
1 stop12h 20m
Air Transat
Deal found 26/7C$ 673
Sun 6/97:40 p.m.
YOW
-
LGW
Nonstop7h 15m
Air Transat
Sun 13/99:40 a.m.
LGW
-
YOW
Nonstop8h 00m
Air Transat
Deal found 24/7C$ 680
Mon 7/96:35 p.m.
YOW
-
LGW
1 stop11h 10m
Porter Airlines
Wed 23/99:40 a.m.
LGW
-
YOW
1 stop27h 25m
Porter Airlines
Deal found 27/7C$ 681
Sun 20/97:40 p.m.
YOW
-
LGW
Nonstop7h 15m
Air Transat
Sun 27/99:40 a.m.
LGW
-
YOW
Nonstop8h 00m
Air Transat
Deal found 24/7C$ 684
Sun 6/94:00 p.m.
YOW
-
LGW
1 stop13h 45m
Air Transat
Mon 21/912:40 p.m.
LGW
-
YOW
1 stop16h 45m
Air Transat
Deal found 26/7C$ 686
Sun 20/97:40 p.m.
YOW
-
LGW
Nonstop7h 15m
Air Transat
Sun 4/1011:35 a.m.
LGW
-
YOW
1 stop11h 00m
Air Transat
Deal found 26/7C$ 687
Thu 10/94:00 p.m.
YOW
-
LGW
1 stop10h 55m
Air Transat
Sun 20/911:35 a.m.
LGW
-
YOW
1 stop11h 00m
Air Transat
Deal found 28/7C$ 689
Sun 13/97:40 p.m.
YOW
-
LGW
Nonstop7h 15m
Air Transat
Fri 18/99:40 a.m.
LGW
-
YOW
Nonstop8h 00m
Air Transat
Deal found 28/7C$ 693
Thu 8/104:15 p.m.
YUL
-
LGW
1 stop10h 40m
Porter Airlines
Wed 14/1012:40 p.m.
LGW
-
YUL
1 stop11h 52m
Porter Airlines
Deal found 24/7C$ 731

Find flight deals from Quebec to London

Keep the following information in mind while searching for Quebec to London flight deals. Data was last updated 29 July 2026.

Round-trip from

C$ 656

One-way from

C$ 351

Popular in

December

Cheapest in

November

Average price

C$ 1,095

Good round-trip deal

C$ 745 or less

Good one-way deal

C$ 426 or less
Air Transat
  • Air Transat
  • 8/9-15/9
  • Nonstop
  • 15h 15m total
  • Quebec to London
Search Deals
Porter Airlines
  • Porter Airlines
  • 15/9
  • 1 total stop
  • 13h 45m total
  • Quebec to London
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Quebec to London (LON).
Search Deals
Price to beat on a one-way flight from Quebec to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Quebec to London 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 29 July 2026.
Use the filters below to find and compare flights from Quebec to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Sun 6/9

8:55 p.m.-7:55 a.m.

1 stop30h 00m

London Gatwick

Sun 13/9

9:40 a.m.-12:40 p.m.

Nonstop8h 00m

C$ 701

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Tue 8/9

7:40 p.m.-7:55 a.m.

Nonstop7h 15m

London Gatwick

Sat 19/9

9:40 a.m.-8:00 p.m.

1 stop15h 20m

C$ 720

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Tue 8/9

7:40 p.m.-7:55 a.m.

Nonstop7h 15m

London Gatwick

Fri 18/9

12:40 p.m.-8:00 p.m.

1 stop12h 20m

C$ 720

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Sun 27/9

7:40 p.m.-7:55 a.m.

Nonstop7h 15m

London Gatwick

Sat 10/10

12:40 p.m.-8:00 p.m.

1 stop12h 20m

C$ 721

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Sat 3/10

8:40 a.m.-7:55 a.m.

1 stop18h 15m

London Gatwick

Fri 9/10

12:40 p.m.-9:50 p.m.

1 stop14h 10m

C$ 732

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Wed 7/10

11:40 p.m.-7:00 p.m.

1 stop14h 20m

London Luton

Wed 14/10

6:10 p.m.-4:05 p.m.

1 stop26h 55m

C$ 768

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

11:45 p.m.-9:45 p.m.

1 stop17h 00m

London Luton

Tue 29/9

7:00 a.m.-5:20 p.m.

1 stop15h 20m

C$ 780

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Mon 14/9

6:50 p.m.-10:35 a.m.

1 stop10h 45m

London Luton

Mon 28/9

7:40 p.m.-11:35 a.m.

1 stop20h 55m

C$ 784

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Tue 1/12

6:30 p.m.-10:25 p.m.

1 stop22h 55m

London Luton

Tue 15/12

5:00 p.m.-12:30 p.m.

1 stop24h 30m

C$ 796

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Sat 23/1

6:30 p.m.-11:50 a.m.

1 stop12h 20m

London Luton

Tue 2/2

6:50 a.m.-12:30 p.m.

1 stop34h 40m

C$ 796

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/7

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Quebec to London

Have a flexible travel schedule? Discover the best time to fly to London 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

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

Currently, November is the cheapest month in which you can book a flight from Quebec to London (average of C$ 871). Flying from Quebec to London in December is currently the most expensive (average of C$ 1,302). 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 LON?

Find hourly flight availability from Quebec to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 July 2026.

When flying from Quebec to London, 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

Explore weekly flight availability from Quebec to London. 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 29 July 2026.

The most flights from CAQC to LON are scheduled on a Wednesday (20 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (14 on average).

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

Airfare is below average for this route at the moment.
Quebec to London flights typically cost between C$ 1,003 and C$ 1,328 in September.
The cheapest round-trip price found within the last 5 days was C$ 729 on Air Transat (18 Sep-23 Sep).

How far ahead should I book a flight from Quebec to London?

To ensure you get the cheapest price possible for a flight from Quebec to London, you should look to book at least 65 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

Find useful and relevant information for your journey from Quebec to London. 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?

    Airlines like Air Transat, SWISS, and Porter Airlines fly from Quebec to London in about 14h 35m. The time it takes to get you to your destination can typically vary by up to 15h 25m. The distance between Quebec and London is about 5243 km. This flight may include one or multiple stops.

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

    The cheapest airlines for a one-way flight from Quebec to London are Air Transat (C$ 305), TAP AIR PORTUGAL (C$ 400), and Finnair (C$ 524).

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

    The most popular flight routes from Quebec to London are Montreal Pierre Elliott Trudeau Intl - London Heathrow, Montreal Pierre Elliott Trudeau Intl - London Gatwick and Ottawa - London Heathrow.

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

    Before booking your flight to London from Quebec, check out the most reliable airlines to get you to your destination on time: Austrian Airlines (80%), United Airlines (80%), Lufthansa( 80%).

  • What are the cheapest flights from Quebec to London?

    On average you can expect to pay C$ 2,417 for a flight from Quebec to London. The cheapest flight overall is C$ 766 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - London Heathrow) is currently priced at C$ 753.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Quebec to London 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?

    Currently, November is the cheapest month in which you can book a flight from Quebec to London (average of C$ 871). Flying from Quebec to London in December is currently the most expensive (average of C$ 1,302). 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?

Book flights to London if you plan to visit one of these locations
Gatwick
Romford
Twickenham
Ilford
Bromley
Sutton
Luton
Slough
Marlow
Cobham
Hounslow
Watford
High Wycombe

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Alternative routes for Quebec to London

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Heathrow flights
Vancouver Intl to Heathrow flights
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Edmonton to Heathrow flights
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Pierre Elliott Trudeau Intl to Southend flights
Ottawa to Gatwick flights
Calgary to Stansted flights
Edmonton to Gatwick flights
Calgary to Luton flights
Toronto Island to Edinburgh flights
Halifax to Gatwick flights
Edmonton to London City flights
Vancouver Intl to Edinburgh flights
Ottawa to London City flights
Abbotsford to Gatwick flights
Halifax to Stansted flights
Ottawa to Stansted flights
Toronto Island to Manchester flights
Edmonton to Stansted flights
Vancouver Intl to Manchester flights
Halifax to London City flights
Winnipeg to Heathrow flights
Winnipeg to Gatwick flights
Saskatoon to Heathrow flights
Pearson Intl to Birmingham flights

Top 8 airlines flying from Quebec to London

Discover the top 8 airlines that operate flights from Quebec to London. 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 29 July 2026.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapestC$ 566AverageC$ 837FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air TransatCheapestC$ 681AverageC$ 1,000FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Porter AirlinesCheapestC$ 726AverageC$ 909FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
British AirwaysCheapestC$ 772AverageC$ 1,057FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapestC$ 774AverageC$ 1,172FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapestC$ 792AverageC$ 1,096FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
American AirlinesCheapestC$ 794AverageC$ 988FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
FinnairCheapestC$ 881AverageC$ 1,136FlexibilityNo 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 London?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to London from Quebec today with Cheapflights!

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

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 London.

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

Certainly. Search results for flights to London 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 London 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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