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

For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 349. Users have also found prices from C$ 364 and C$ 989 on TAP AIR PORTUGAL and Air Canada, respectively.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 cheapest flights from Quebec to London Heathrow Airport?

Looking at all options, your cheapest flight can be booked for C$ 437. While the most popular route (Montreal Pierre Elliott Trudeau Intl - London Heathrow) can be booked for C$ 602 on average our data indicates C$ 2,125 when flying 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: Austrian Airlines (88%), United Airlines (88%), Lufthansa (88%).

What are the most popular airlines that fly from Quebec to London Heathrow Airport?

Before booking your flight from Quebec to London Heathrow Airport check out the most popular airlines for this route: American Airlines, Air Canada or Air France.

How far in advance should I book a flight from Quebec to London Heathrow Airport?

To save on the cost of your flight from Quebec to London Heathrow Airport, book at least 45 days before your planned departure. Booking around this time can save you about 19% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 934 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 1,223.

What is the cheapest month to fly from Quebec to London Heathrow Airport?

The best pricing can be found in the month of May. Prices to London Heathrow Airport from Quebec average C$ 975. You can even find prices in May for less than C$ 975, as users have found deals to London Heathrow Airport from as low as C$ 675. The month of December appears to be one of the more expensive times to travel to London Heathrow Airport from Quebec. Flying in the targeted month can save you up to 29%.

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.

C$ 349+ Flights from Quebec to London Heathrow Airport

Cheap flight deals from Quebec to Heathrow

Round-trip from	C$ 746
One-way from	C$ 349
Popular in	December
Cheapest in	May
Average price	C$ 1,096
Good round-trip deal	C$ 979 or less
Good one-way deal	C$ 713 or less

Air Canada
14/9-19/9
3 total stops
29h 50m total
Quebec to London

Search Deals

WestJet
4/11
1 total stop
25h 50m total
Quebec to London

Search Deals

Highest demand for flights based on searches. 6% potential increase in price (C$ 97 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 37 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2025

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

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 1 August 2025.

Sun 14/94:30 p.m.YUL - LHR

1 stop12h 30mAir Canada

Fri 19/96:00 a.m.LHR - YUL

2 stops17h 20mAir Canada

Deal found 31/7C$ 746

Sun 14/94:30 p.m.YUL - LHR

1 stop12h 30mMultiple Airlines

Wed 24/96:50 a.m.LHR - YUL

1 stop9h 45mMultiple Airlines

Deal found 31/7C$ 747

Sun 5/101:40 p.m.YUL - LHR

1 stop26h 20mLufthansa

Sat 18/105:50 p.m.LHR - YUL

1 stop32h 10mLufthansa

Deal found 31/7C$ 749

Fri 10/1010:00 p.m.YUL - LHR

Nonstop6h 40mBritish Airways

Tue 14/106:05 p.m.LHR - YUL

Nonstop7h 10mBritish Airways

Deal found 31/7C$ 780

Mon 1/129:45 p.m.YUL - LHR

1 stop14h 45mTAP AIR PORTUGAL

Tue 16/126:30 p.m.LHR - YUL

1 stop30h 45mTAP AIR PORTUGAL

Deal found 29/7C$ 787

Fri 3/1012:59 p.m.YUL - LHR

1 stop12h 41mAmerican Airlines

Sun 12/106:05 p.m.LHR - YUL

Nonstop7h 10mAmerican Airlines

Deal found 30/7C$ 798

Mon 6/106:40 p.m.YUL - LHR

1 stop12h 05mUnited Airlines

Fri 24/109:00 a.m.LHR - YUL

2 stops18h 06mUnited Airlines

Deal found 1/8C$ 803

Wed 1/104:40 p.m.YUL - LHR

1 stop21h 40mSWISS

Sat 25/107:00 a.m.LHR - YUL

2 stops13h 00mSWISS

Deal found 30/7C$ 804

Sun 21/912:55 a.m.YQB - LHR

1 stop15h 30mVirgin Atlantic

Wed 1/1011:30 a.m.LHR - YQB

1 stop16h 50mVirgin Atlantic

Deal found 31/7C$ 884

Mon 17/115:10 p.m.YQB - LHR

1 stop12h 15mUnited Airlines

Sun 23/118:00 a.m.LHR - YQB

1 stop12h 52mUnited Airlines

Deal found 31/7C$ 886

Fri 24/104:14 p.m.YQB - LHR

1 stop13h 51mMultiple Airlines

Fri 31/103:45 p.m.LHR - YQB

1 stop25h 51mMultiple Airlines

Deal found 31/7C$ 912

Fri 24/104:14 p.m.YQB - LHR

1 stop15h 01mAmerican Airlines

Fri 31/104:30 p.m.LHR - YQB

2 stops23h 19mAmerican Airlines

Deal found 30/7C$ 994

Best flights from Quebec to Heathrow
Discover carefully curated flight deals from Quebec to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 1 August 2025.

Sun 14/94:30 p.m.YUL - LHR

1 stop12h 30mAir Canada

Fri 19/96:00 a.m.LHR - YUL

2 stops17h 20mAir Canada

Deal found 31/7C$ 746

Sun 5/101:40 p.m.YUL - LHR

1 stop26h 20mLufthansa

Mon 13/108:25 p.m.LHR - YUL

1 stop27h 25mLufthansa

Deal found 31/7C$ 749

Sat 4/108:05 p.m.YUL - LHR

1 stop19h 55mMultiple Airlines

Sat 18/107:10 p.m.LHR - YUL

1 stop30h 50mMultiple Airlines

Deal found 30/7C$ 750

Fri 10/1010:00 p.m.YUL - LHR

Nonstop6h 40mAmerican Airlines

Sun 12/106:05 p.m.LHR - YUL

Nonstop7h 10mAmerican Airlines

Deal found 31/7C$ 780

Sat 4/1010:05 p.m.YUL - LHR

Nonstop6h 40mBritish Airways

Sat 18/106:05 p.m.LHR - YUL

Nonstop7h 10mBritish Airways

Deal found 31/7C$ 783

Mon 1/129:45 p.m.YUL - LHR

1 stop14h 45mTAP AIR PORTUGAL

Tue 16/126:30 p.m.LHR - YUL

1 stop30h 45mTAP AIR PORTUGAL

Deal found 29/7C$ 787

Wed 1/104:40 p.m.YUL - LHR

1 stop21h 40mSWISS

Sat 25/107:00 a.m.LHR - YUL

2 stops13h 00mSWISS

Deal found 30/7C$ 804

Mon 6/103:41 p.m.YUL - LHR

2 stops13h 59mUnited Airlines

Fri 24/109:00 a.m.LHR - YUL

2 stops18h 06mUnited Airlines

Deal found 31/7C$ 805

Sun 21/912:55 a.m.YQB - LHR

1 stop15h 30mVirgin Atlantic

Wed 1/1011:30 a.m.LHR - YQB

1 stop16h 50mVirgin Atlantic

Deal found 31/7C$ 884

Sun 21/912:55 a.m.YQB - LHR

2 stops11h 40mKLM

Wed 1/102:45 p.m.LHR - YQB

2 stops13h 35mKLM

Deal found 31/7C$ 1,012

Tue 23/910:30 a.m.YQB - LHR

2 stops25h 35mBrussels Airlines

Wed 8/106:50 a.m.LHR - YQB

2 stops15h 40mBrussels Airlines

Deal found 31/7C$ 1,054

Mon 15/97:50 p.m.YOW - LHR

1 stop11h 00mAustrian Airlines

Tue 23/96:00 a.m.LHR - YOW

2 stops16h 04mAustrian Airlines

Deal found 31/7C$ 1,056

Direct flights from Quebec to Heathrow
Explore direct flight options from Quebec to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 1 August 2025.

Tue 23/99:55 p.m.YUL - LHR

Nonstop6h 40mAir Canada

Sat 27/99:30 a.m.LHR - YUL

Nonstop7h 10mAir Canada

Deal found 31/7C$ 747

Sat 20/99:55 p.m.YUL - LHR

Nonstop6h 40mLufthansa

Sat 27/99:30 a.m.LHR - YUL

Nonstop7h 10mLufthansa

Deal found 31/7C$ 753

Thu 2/1010:05 p.m.YUL - LHR

Nonstop6h 40mBritish Airways

Mon 13/106:05 p.m.LHR - YUL

Nonstop7h 10mBritish Airways

Deal found 31/7C$ 758

Fri 10/1010:00 p.m.YUL - LHR

Nonstop6h 40mMultiple Airlines

Mon 13/106:05 p.m.LHR - YUL

Nonstop7h 10mMultiple Airlines

Deal found 30/7C$ 779

Fri 10/1010:00 p.m.YUL - LHR

Nonstop6h 40mAmerican Airlines

Sun 12/106:05 p.m.LHR - YUL

Nonstop7h 10mAmerican Airlines

Deal found 31/7C$ 780

Mon 8/96:55 p.m.YOW - LHR

Nonstop6h 35mAir Canada

Wed 17/912:40 p.m.LHR - YOW

Nonstop7h 20mAir Canada

Deal found 31/7C$ 1,016

Mon 18/86:55 p.m.YOW - LHR

Nonstop6h 35mMultiple Airlines

Mon 25/82:05 p.m.LHR - YOW

Nonstop7h 20mMultiple Airlines

Deal found 30/7C$ 1,023

Wed 10/99:00 p.m.YOW - LHR

Nonstop6h 35mLufthansa

Wed 17/912:40 p.m.LHR - YOW

Nonstop7h 20mLufthansa

Deal found 1/8C$ 1,042

Last-minute flights from Quebec to Heathrow
Discover last-minute flight deals from Quebec to Heathrow. Data last updated 1 August 2025 and is based on user searches.

Wed 6/86:20 p.m.YQB - LHR

1 stop10h 40mAir Canada

Wed 20/89:30 a.m.LHR - YQB

1 stop15h 06mAir Canada

Deal found 31/7C$ 1,115

Sun 10/85:50 p.m.YOW - LHR

1 stop12h 35mUnited Airlines

Mon 15/96:50 a.m.LHR - YOW

2 stops15h 16mUnited Airlines

Deal found 31/7C$ 1,001

Sun 10/810:00 p.m.YUL - LHR

Nonstop6h 40mAmerican Airlines

Mon 25/86:05 p.m.LHR - YUL

Nonstop7h 10mAmerican Airlines

Deal found 30/7C$ 1,021

Sun 10/810:00 p.m.YUL - LHR

Nonstop6h 40mBritish Airways

Tue 26/86:05 p.m.LHR - YUL

Nonstop7h 10mBritish Airways

Deal found 30/7C$ 1,024

Sun 10/811:05 a.m.YOW - LHR

1 stop17h 55mAir Canada

Mon 25/86:50 a.m.LHR - YOW

2 stops11h 54mAir Canada

Deal found 31/7C$ 1,035

Sun 10/87:55 p.m.YOW - LHR

1 stop31h 40mAustrian Airlines

Fri 19/96:00 a.m.LHR - YOW

2 stops16h 04mAustrian Airlines

Deal found 31/7C$ 1,046

Sun 10/81:55 p.m.YOW - LHR

2 stops15h 00mLufthansa

Fri 29/812:05 p.m.LHR - YOW

1 stop17h 15mLufthansa

Deal found 31/7C$ 1,100

Mon 11/810:25 p.m.YUL - LHR

Nonstop6h 35mLufthansa

Wed 8/1010:50 a.m.LHR - YUL

1 stop15h 10mLufthansa

Deal found 30/7C$ 888

Mon 11/810:15 p.m.YUL - LHR

1 stop17h 45mAir Canada

Tue 16/96:00 a.m.LHR - YUL

2 stops16h 20mAir Canada

Deal found 31/7C$ 890

Mon 11/84:40 p.m.YUL - LHR

1 stop10h 15mSWISS

Sat 11/106:00 a.m.LHR - YUL

1 stop14h 00mSWISS

Deal found 30/7C$ 911

Mon 11/89:15 a.m.YOW - LHR

1 stop30h 45mMultiple Airlines

Thu 28/88:40 a.m.LHR - YOW

2 stops19h 28mMultiple Airlines

Deal found 31/7C$ 1,024

Mon 11/88:00 a.m.YOW - LHR

2 stops18h 55mSWISS

Thu 28/88:40 a.m.LHR - YOW

2 stops19h 28mSWISS

Deal found 31/7C$ 1,384

One-way flights from Quebec to Heathrow
Search for one-way flight options from Quebec to Heathrow. Find affordable one-way fares based on user searches. Data last updated 1 August 2025.

Tue 4/116:00 a.m.YOW - LHR

1 stop25h 50mWestJet

Deal found 1/8C$ 349

Mon 29/129:45 p.m.YUL - LHR

1 stop19h 55mTAP AIR PORTUGAL

Deal found 31/7C$ 364

Wed 29/1011:05 a.m.YOW - LHR

2 stops21h 45mMultiple Airlines

Deal found 31/7C$ 367

Wed 24/911:00 p.m.YUL - LHR

1 stop10h 15mMultiple Airlines

Deal found 30/7C$ 389

Sat 4/106:45 a.m.YUL - LHR

2 stops24h 20mWestJet

Deal found 30/7C$ 454

Sun 14/94:35 p.m.YQB - LHR

3 stops44h 10mMultiple Airlines

Deal found 30/7C$ 545

Thu 14/87:50 p.m.YQB - LHR

1 stop11h 00mAir Canada

Deal found 30/7C$ 989

Fri 12/912:55 a.m.YQB - LHR

1 stop15h 30mVirgin Atlantic

Deal found 30/7C$ 1,066

Wed 13/812:55 a.m.YQB - LHR

1 stop12h 40mAir France

Deal found 30/7C$ 1,103

Tue 19/86:30 p.m.YQB - LHR

1 stop36h 35mWestJet

Deal found 29/7C$ 1,110

Wed 13/812:55 a.m.YQB - LHR

2 stops13h 30mKLM

Deal found 30/7C$ 1,146

Tue 19/86:25 p.m.YQB - LHR

2 stops21h 35mLufthansa

Deal found 29/7C$ 1,227

Cheapflights Fare Finder

Use the filters below to find and compare flights from Quebec to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sun 14/9

4:30 p.m.-10:00 a.m.

1 stop12h 30m

London Heathrow

Fri 19/9

6:00 a.m.-6:20 p.m.

2 stops17h 20m

C$ 746

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

1:40 p.m.-9:00 p.m.

1 stop26h 20m

London Heathrow

Mon 13/10

8:25 p.m.-6:50 p.m.

1 stop27h 25m

C$ 749

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sat 4/10

8:05 p.m.-9:00 p.m.

1 stop19h 55m

London Heathrow

Sat 18/10

7:10 p.m.-9:00 p.m.

1 stop30h 50m

C$ 750

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Fri 10/10

10:00 p.m.-9:40 a.m.

Nonstop6h 40m

London Heathrow

Sun 12/10

6:05 p.m.-8:15 p.m.

Nonstop7h 10m

C$ 780

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sat 4/10

10:05 p.m.-9:45 a.m.

Nonstop6h 40m

London Heathrow

Sat 18/10

6:05 p.m.-8:15 p.m.

Nonstop7h 10m

C$ 783

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 1/12

9:45 p.m.-5:30 p.m.

1 stop14h 45m

London Heathrow

Tue 16/12

6:30 p.m.-8:15 p.m.

1 stop30h 45m

C$ 787

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 1/10

4:40 p.m.-7:20 p.m.

1 stop21h 40m

London Heathrow

Sat 25/10

7:00 a.m.-3:00 p.m.

2 stops13h 00m

C$ 804

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

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

2 stops13h 59m

London Heathrow

Fri 24/10

9:00 a.m.-10:06 p.m.

2 stops18h 06m

C$ 805

Québec CityLondon

YQB - LHR

YQBLHR

Québec City

Sun 21/9

12:55 a.m.-9:25 p.m.

1 stop15h 30m

London Heathrow

Wed 1/10

11:30 a.m.-11:20 p.m.

1 stop16h 50m

C$ 884

Québec CityLondon

YQB - LHR

YQBLHR

Québec City

Mon 17/11

5:10 p.m.-10:25 a.m.

1 stop12h 15m

London Heathrow

Sun 23/11

8:00 a.m.-3:52 p.m.

1 stop12h 52m

C$ 886

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Showing 1-10 of 34 results

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$ 857). 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?

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

The most flights from CAQC to LHR are scheduled on a Wednesday (17 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (12 on average).

Reviews of airlines servicing Heathrow

See what other customers who have flown with KLM,Austrian Airlines, andAir France from Quebec to London Heathrow Airport have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,383 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

KLM

7.8

Good

1,383 reviews

KLM

7.8

Good

1,383 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Austrian Airlines

7.6

Good

823 reviews

KLM

7.8

Good

1,383 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Air France

7.5

Good

1,465 reviews

KLM

7.8

Good

1,383 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

SWISS

7.5

Good

1,686 reviews

KLM

7.8

Good

1,383 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

United Airlines

7.4

Good

8,900 reviews

KLM

7.8

Good

1,383 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

What are the cheapest airlines to fly from Quebec to London Heathrow Airport one-way?
For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 349. Users have also found prices from C$ 364 and C$ 989 on TAP AIR PORTUGAL and Air Canada, respectively.
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: Austrian Airlines (88%), United Airlines (88%), Lufthansa (88%).
What are the cheapest flights from Quebec to London Heathrow Airport?
Looking at all options, your cheapest flight can be booked for C$ 437. While the most popular route (Montreal Pierre Elliott Trudeau Intl - London Heathrow) can be booked for C$ 602 on average our data indicates C$ 2,125 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$ 857). 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

Brentford

Sutton

Hounslow

Slough

Marlow

Leamington Spa

Milton Keynes

Romford

Watford

Bromley

Luton

Bedford

Southall

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Quebec to Heathrow

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Top 10 airlines flying from Quebec to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
TAP AIR PORTUGAL	CheapestC$ 632	AverageC$ 703	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Air Transat	CheapestC$ 695	AverageC$ 1,017	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Air Canada	CheapestC$ 751	AverageC$ 1,084	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Lufthansa	CheapestC$ 764	AverageC$ 1,045	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Virgin Atlantic	CheapestC$ 770	AverageC$ 866	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
British Airways	CheapestC$ 791	AverageC$ 1,059	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	CheapestC$ 805	AverageC$ 1,036	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Air France	CheapestC$ 818	AverageC$ 917	FlexibilityNo cancel fee	On-time77%	Search Air France flights
American Airlines	CheapestC$ 925	AverageC$ 1,130	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Finnair	CheapestC$ 968	AverageC$ 1,010	FlexibilityNo cancel fee	On-time76%	Search Finnair flights

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Cheap flights from Quebec to London Heathrow Airport from C$ 349

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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.

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 1 August 2025.

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Find flight deals from Quebec to Heathrow

Cheapest flights from Quebec to HeathrowExplore 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 1 August 2025.

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 1 August 2025.

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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.

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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?

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 1 August 2025.

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 1 August 2025.

Reviews of airlines servicing Heathrow

See what other customers who have flown with KLM,Austrian Airlines, andAir France from Quebec to London Heathrow Airport have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

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

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

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

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

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

How can I find direct flights from Quebec to Heathrow?

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

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

Travelling to a place near London Heathrow Airport?

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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.

Top 10 airlines flying from Quebec to Heathrow

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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?

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

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

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

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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 1 August 2025.