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Cheap flights from Quebec to London from C$ 350

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — LON
5 Jun — 12 Jun1
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 6 May 2026.

Thu 21/54:15 p.m.
YUL
-
LGW
1 stop13h 30m
Air Transat
Thu 28/512:40 p.m.
LGW
-
YUL
1 stop11h 52m
Air Transat
Deal found 4/5C$ 820
Fri 9/108:35 p.m.
YUL
-
LGW
1 stop9h 10m
Air Transat
Fri 23/1011:35 a.m.
LGW
-
YUL
Nonstop7h 40m
Air Transat
Deal found 2/5C$ 821
Tue 9/65:45 p.m.
YUL
-
LTN
2 stops24h 05m
Multiple Airlines
Tue 16/67:05 a.m.
LTN
-
YUL
1 stop11h 55m
Multiple Airlines
Deal found 1/5C$ 821
Tue 12/510:05 p.m.
YUL
-
LGW
Nonstop6h 45m
Porter Airlines
Tue 19/512:40 p.m.
LGW
-
YUL
1 stop11h 52m
Porter Airlines
Deal found 1/5C$ 822
Tue 26/56:45 a.m.
YUL
-
LTN
3 stops27h 45m
Multiple Airlines
Wed 3/66:00 a.m.
LTN
-
YUL
2 stops20h 00m
Multiple Airlines
Deal found 1/5C$ 822
Mon 1/66:45 a.m.
YUL
-
STN
2 stops27h 30m
Multiple Airlines
Mon 8/66:30 a.m.
STN
-
YUL
3 stops22h 55m
Multiple Airlines
Deal found 2/5C$ 824
Sat 30/56:00 p.m.
YUL
-
LGW
1 stop11h 45m
Air Transat
Sat 13/611:35 a.m.
LGW
-
YUL
Nonstop7h 40m
Air Transat
Deal found 1/5C$ 824
Sun 14/66:45 a.m.
YUL
-
LTN
3 stops33h 55m
Multiple Airlines
Sun 21/64:35 p.m.
LTN
-
YUL
2 stops33h 25m
Multiple Airlines
Deal found 3/5C$ 824
Thu 7/58:35 p.m.
YUL
-
STN
2 stops20h 50m
Multiple Airlines
Fri 15/56:35 a.m.
STN
-
YUL
2 stops17h 55m
Multiple Airlines
Deal found 30/4C$ 825
Wed 6/58:35 p.m.
YUL
-
LGW
1 stop9h 10m
Air Transat
Sat 30/511:35 a.m.
LGW
-
YUL
Nonstop7h 40m
Air Transat
Deal found 1/5C$ 825
Thu 7/58:35 p.m.
YUL
-
LTN
2 stops21h 50m
Multiple Airlines
Fri 15/56:20 a.m.
LTN
-
YUL
2 stops19h 10m
Multiple Airlines
Deal found 30/4C$ 825
Sun 31/56:45 a.m.
YUL
-
STN
3 stops33h 35m
Multiple Airlines
Sun 7/63:50 p.m.
STN
-
YUL
2 stops34h 10m
Multiple Airlines
Deal found 3/5C$ 827

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 6 May 2026.

Round-trip from

C$ 820

One-way from

C$ 350

Popular in

December

Cheapest in

September

Average price

C$ 813

Good round-trip deal

C$ 819 or less

Good one-way deal

C$ 509 or less
Air Transat
  • Air Transat
  • 21/5-28/5
  • 2 total stops
  • 25h 22m total
  • Quebec to London
Search Deals
3/6
  • 3/6
  • 2 total stops
  • 21h 05m total
  • Quebec to London
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 15 potential increase over avg. RT price).
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 May 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 6 May 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

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

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

1 stop14h 20m

London Luton

Wed 17/6

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

1 stop26h 55m

C$ 848

MontrealLondon

YUL - STN

YULSTN

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

6:45 a.m.-8:55 p.m.

2 stops33h 10m

London Stansted

Sat 6/6

6:45 p.m.-9:00 p.m.

2 stops31h 15m

C$ 851

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Wed 9/9

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

1 stop30h 00m

London Gatwick

Wed 23/9

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

1 stop12h 20m

C$ 869

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Tue 9/6

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

Nonstop7h 15m

London Gatwick

Wed 10/6

12:40 p.m.-12:25 a.m.

1 stop16h 45m

C$ 884

OttawaLondon

YOW - LHR

YOWLHR

Ottawa

Sat 12/9

9:00 p.m.-8:35 a.m.

Nonstop6h 35m

London Heathrow

Sat 19/9

2:10 p.m.-5:05 p.m.

Nonstop7h 55m

C$ 893

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Thu 3/9

4:00 p.m.-10:45 a.m.

1 stop13h 45m

London Gatwick

Sat 19/9

12:40 p.m.-12:25 a.m.

1 stop16h 45m

C$ 906

MontrealLondon

YUL - STN

YULSTN

Montreal Pierre Elliott Trudeau Intl

Tue 26/5

6:45 a.m.-1:25 p.m.

2 stops25h 40m

London Stansted

Wed 3/6

7:40 p.m.-10:40 a.m.

1 stop20h 00m

C$ 907

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Wed 27/5

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

1 stop14h 20m

London Luton

Wed 3/6

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

1 stop26h 55m

C$ 911

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

6:50 p.m.-11:55 a.m.

1 stop12h 05m

London Luton

Wed 3/6

7:20 p.m.-11:35 a.m.

1 stop21h 15m

C$ 915

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

8:35 p.m.-7:55 a.m.

1 stop30h 20m

London Gatwick

Fri 12/6

12:40 p.m.-12:37 a.m.

1 stop16h 57m

C$ 936

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

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

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.

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

Currently, September is the cheapest month in which you can book a flight from Quebec to London (average of C$ 793). Flying from Quebec to London in February is currently the most expensive (average of C$ 1,475). 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 6 May 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 6 May 2026.

The most flights from CAQC to LON are scheduled on a Tuesday (20 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (7 on average).

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

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, Porter Airlines, and Lufthansa fly from Quebec to London in about 6h 35m. The time it takes to get you to your destination can typically vary by up to 23h 25m. The distance between Quebec and London is about 5343 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$ 295), TAP AIR PORTUGAL (C$ 386), and Lufthansa (C$ 430).

  • 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 Montreal Pierre Elliott Trudeau Intl - London Stansted.

  • 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: American Airlines (86%), Aer Lingus (86%), Finnair( 86%).

  • What are the cheapest flights from Quebec to London?

    On average you can expect to pay C$ 1,618 for a flight from Quebec to London. The cheapest flight overall is C$ 877 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - London Heathrow) is currently priced at C$ 837.

  • 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, September is the cheapest month in which you can book a flight from Quebec to London (average of C$ 793). Flying from Quebec to London in February is currently the most expensive (average of C$ 1,475). 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
Slough
Marlow
Cobham
Watford
Luton
High Wycombe
Hounslow

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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.
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Edmonton to London City flights
Winnipeg to Heathrow flights
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Calgary to Edinburgh flights
Pearson Intl to Birmingham flights
Ottawa to Luton flights
Ottawa to London City 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 6 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 646AverageC$ 969FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
TAP AIR PORTUGALCheapestC$ 671AverageC$ 728FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Porter AirlinesCheapestC$ 721AverageC$ 908FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 744AverageC$ 1,136FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapestC$ 746AverageC$ 1,032FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapestC$ 747AverageC$ 1,074FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
American AirlinesCheapestC$ 766AverageC$ 958FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
FinnairCheapestC$ 928AverageC$ 1,106FlexibilityNo 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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