Find flights
Deals
When to book
FAQs

Cheap flights from Quebec to London from C$ 338

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
18 Jul — 25 Jul1
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 18 June 2026.

Fri 9/107:00 a.m.
YOW
-
LGW
1 stop22h 45m
Air Transat
Fri 16/109:40 a.m.
LGW
-
YOW
Nonstop8h 00m
Air Transat
Deal found 17/6C$ 756
Fri 19/67:40 p.m.
YOW
-
LGW
Nonstop7h 15m
Air Transat
Fri 26/69:40 a.m.
LGW
-
YOW
Nonstop8h 00m
Air Transat
Deal found 16/6C$ 765
Sun 14/67:00 a.m.
YOW
-
LGW
1 stop22h 45m
Air Transat
Sun 21/611:35 a.m.
LGW
-
YOW
1 stop11h 00m
Air Transat
Deal found 13/6C$ 766
Sun 21/67:00 a.m.
YOW
-
LGW
1 stop22h 45m
Air Transat
Sun 28/69:40 a.m.
LGW
-
YOW
Nonstop8h 00m
Air Transat
Deal found 15/6C$ 769
Fri 25/97:40 p.m.
YOW
-
LGW
Nonstop7h 15m
Air Transat
Fri 2/109:40 a.m.
LGW
-
YOW
Nonstop8h 00m
Air Transat
Deal found 17/6C$ 772
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 16/6C$ 773
Sun 14/67:40 p.m.
YOW
-
LGW
Nonstop7h 15m
Air Transat
Tue 23/611:35 a.m.
LGW
-
YOW
1 stop11h 00m
Air Transat
Deal found 13/6C$ 776
Sun 21/67:40 p.m.
YOW
-
LGW
Nonstop7h 15m
Air Transat
Thu 25/69:40 a.m.
LGW
-
YOW
1 stop15h 25m
Air Transat
Deal found 17/6C$ 777
Wed 16/95:45 p.m.
YUL
-
STN
2 stops21h 35m
Multiple Airlines
Mon 21/98:50 p.m.
STN
-
YUL
3 stops32h 35m
Multiple Airlines
Deal found 15/6C$ 788
Tue 16/610:05 p.m.
YUL
-
LGW
Nonstop6h 45m
Porter Airlines
Mon 6/711:35 a.m.
LGW
-
YUL
Nonstop7h 40m
Porter Airlines
Deal found 13/6C$ 788
Thu 30/77:00 p.m.
YUL
-
LHR
1 stop13h 45m
Virgin Atlantic
Sat 8/811:45 a.m.
LHR
-
YUL
1 stop10h 10m
Virgin Atlantic
Deal found 15/6C$ 788
Sun 13/96:45 a.m.
YUL
-
LTN
2 stops34h 35m
Multiple Airlines
Tue 22/95:40 a.m.
LTN
-
YUL
3 stops23h 45m
Multiple Airlines
Deal found 15/6C$ 788

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 18 June 2026.

Round-trip from

C$ 756

One-way from

C$ 338

Popular in

December

Cheapest in

September

Average price

C$ 1,048

Good round-trip deal

C$ 745 or less

Good one-way deal

C$ 545 or less
Air Transat
  • Air Transat
  • 9/10-16/10
  • 1 total stop
  • 30h 45m total
  • Quebec to London
Search Deals
15/9
  • 15/9
  • 2 total stops
  • 23h 15m 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 June 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 18 June 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 11/10

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

1 stop13h 45m

London Gatwick

Mon 2/11

11:40 a.m.-8:13 a.m.

1 stop25h 33m

C$ 787

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Fri 25/9

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

Nonstop7h 15m

London Gatwick

Thu 1/10

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

1 stop12h 20m

C$ 791

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Fri 25/9

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

Nonstop7h 15m

London Gatwick

Wed 30/9

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

1 stop12h 20m

C$ 791

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Fri 2/10

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

1 stop13h 45m

London Gatwick

Thu 8/10

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

1 stop12h 20m

C$ 802

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 22/7

10:05 p.m.-9:50 a.m.

Nonstop6h 45m

London Gatwick

Mon 10/8

9:40 a.m.-5:02 p.m.

1 stop12h 22m

C$ 835

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Mon 14/9

6:00 p.m.-10:45 a.m.

1 stop11h 45m

London Gatwick

Thu 17/9

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

1 stop16h 57m

C$ 837

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Mon 21/9

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

1 stop18h 15m

London Gatwick

Fri 25/9

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

1 stop12h 20m

C$ 861

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 19/8

7:00 p.m.-1:45 p.m.

1 stop13h 45m

London Heathrow

Tue 25/8

9:55 a.m.-4:55 p.m.

1 stop12h 00m

C$ 873

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Mon 17/8

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

1 stop14h 00m

London Gatwick

Tue 25/8

10:35 a.m.-6:25 p.m.

1 stop12h 50m

C$ 882

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Sun 11/10

7:00 a.m.-10:45 a.m.

1 stop22h 45m

London Gatwick

Sun 1/11

11:40 a.m.-5:58 p.m.

1 stop11h 18m

C$ 882

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/6

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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, September is the cheapest month in which you can book a flight from Quebec to London (average of C$ 818). Flying from Quebec to London in February is currently the most expensive (average of C$ 1,638). 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 18 June 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 18 June 2026.

The most flights from CAQC to LON are scheduled on a Wednesday (18 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (9 on average).

How much does it cost to fly round-trip 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 22 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 Porter Airlines, Air Transat, and Delta fly from Quebec to London in about 7h 15m. The time it takes to get you to your destination can typically vary by up to 6h 30m. The distance between Quebec and London is about 5375 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$ 303), TAP AIR PORTUGAL (C$ 397), and Lufthansa (C$ 443).

  • 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 City.

  • 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 (86%), United Airlines (86%), Lufthansa( 86%).

  • What are the cheapest flights from Quebec to London?

    On average you can expect to pay C$ 1,697 for a flight from Quebec to London. The cheapest flight overall is C$ 858 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - London Heathrow) is currently priced at C$ 853.

  • 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$ 818). Flying from Quebec to London in February is currently the most expensive (average of C$ 1,638). 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
Hounslow
Slough
Marlow
Cobham
Watford
Luton
High Wycombe

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.

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
Pearson Intl to Gatwick flights
Vancouver Intl to Heathrow flights
Pearson Intl to Stansted flights
Pearson Intl to London City flights
Vancouver Intl to Gatwick flights
Toronto Island to Heathrow flights
Toronto Island to Gatwick flights
Pierre Elliott Trudeau Intl to Heathrow flights
Pearson Intl to Luton flights
Vancouver Intl to London City flights
Vancouver Intl to Stansted flights
Calgary to Heathrow flights
Pearson Intl to Edinburgh flights
Pierre Elliott Trudeau Intl to Gatwick flights
Abbotsford to Heathrow flights
Pearson Intl to Manchester flights
Halifax to Heathrow flights
Pierre Elliott Trudeau Intl to London City flights
Pierre Elliott Trudeau Intl to Stansted flights
Ottawa to Heathrow flights
Pierre Elliott Trudeau Intl to Luton flights
Calgary to Gatwick flights
Vancouver Intl to Luton flights
Pierre Elliott Trudeau Intl to Edinburgh flights
Edmonton to Heathrow flights
Calgary to London City flights
Edmonton to Gatwick flights
Pierre Elliott Trudeau Intl to Southend flights
Calgary to Stansted flights
Ottawa to Gatwick flights
Toronto Island to Edinburgh flights
Halifax to Gatwick flights
Vancouver Intl to Edinburgh flights
Abbotsford to Gatwick flights
Calgary to Luton flights
Edmonton to Stansted flights
Edmonton to London City flights
Toronto Island to Manchester flights
Halifax to Stansted flights
Vancouver Intl to Manchester flights
Halifax to London City flights
Ottawa to London City flights
Ottawa to Stansted flights
Winnipeg to Heathrow flights
Halifax to Luton flights
Pearson Intl to Birmingham flights
Winnipeg to Gatwick 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 18 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 666AverageC$ 988FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
TAP AIR PORTUGALCheapestC$ 692AverageC$ 750FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Porter AirlinesCheapestC$ 744AverageC$ 958FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
British AirwaysCheapestC$ 769AverageC$ 1,054FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapestC$ 770AverageC$ 1,173FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapestC$ 776AverageC$ 1,085FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
American AirlinesCheapestC$ 790AverageC$ 987FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
FinnairCheapestC$ 876AverageC$ 1,133FlexibilityNo 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.