What are the cheapest airlines to fly from London to Montreal Pierre Elliott Trudeau Intl Airport one-way?

For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 527. Users have also found prices from C$ 548 and C$ 601 on Air Transat and TAP AIR PORTUGAL, respectively.

What is the cheapest day to fly from London to Montreal Pierre Elliott Trudeau Intl Airport?

Travelers seeking maximum savings on their London to Montreal Pierre Elliott Trudeau Intl Airport flight should consider departing on Saturday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular routes from London to Montreal Pierre Elliott Trudeau Intl Airport?

When deciding which route to take from London to Montreal Pierre Elliott Trudeau Intl Airport consider London Heathrow - Montreal Pierre Elliott Trudeau Intl, London Gatwick - Montreal Pierre Elliott Trudeau Intl or London City - Montreal Pierre Elliott Trudeau Intl as they are the most popular.

What are the most reliable airlines from London to Montreal Pierre Elliott Trudeau Intl 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 London to Montreal Pierre Elliott Trudeau Intl Airport on time: Aegean Airlines (93%), Air Canada (86%), Austrian Airlines (86%).

What are the most popular airlines that fly from London to Montreal Pierre Elliott Trudeau Intl Airport?

When booking a flight from London to Montreal Pierre Elliott Trudeau Intl Airport, you may want to consider flying on Air Canada, British Airways or Lufthansa as they are the most popular for this route.

What is the cheapest day to fly round-trip from London to Montreal Pierre Elliott Trudeau Intl Airport?

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

What is the cheapest month to fly from London to Montreal Pierre Elliott Trudeau Intl Airport?

Our data shows that September tends to be the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport from London. Users have commonly found prices around C$ 858 for the month, but tickets can be as low as C$ 573. Due to multiple factors, prepare for potentially higher prices in August.

Can I find deals for flights from London to Pierre Elliott Trudeau Intl that include hotel bookings?

Yes. In addition to deals on London to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from London to Pierre Elliott Trudeau Intl?

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

Can I find deals for business class flights from London to Pierre Elliott Trudeau Intl?

Yes. Cheapflights offers flight deals from London to Pierre Elliott Trudeau Intl 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$ 518+ Flights from London to Montreal Pierre Elliott Trudeau Intl Airport

Cheapflights Tip: The best prices from London to Montreal Pierre Elliott Trudeau Intl are usually found in September or February, booked 49 days in advance, depart on a Wednesday or Saturday and return on a Sunday

Cheap flight deals from London to Pierre Elliott Trudeau Intl

Round-trip from	C$ 655
One-way from	C$ 518
Popular in	December
Cheapest in	September
Average price	C$ 887
Good round-trip deal	C$ 655 or less
Good one-way deal	C$ 529 or less

Air Transat
4/6-7/7
1 total stop
38h 30m total
London to Montreal

Search Deals

6/6
2 total stops
51h 10m total
London to Montreal

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (C$ 94 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 35 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Price to beat on a round-trip flight from London (LON) to Montreal Pierre Elliott Trudeau Intl.

Search Deals

Price to beat on a one-way flight from London (LON) to Montreal Pierre Elliott Trudeau Intl.

Search Deals

Find flight deals from London to Pierre Elliott Trudeau Intl

Cheapest flights from London to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from London to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Wed 4/611:35 a.m.LGW - YUL

Nonstop7h 40mAir Transat

Mon 7/78:05 p.m.YUL - LGW

1 stop30h 50mAir Transat

Deal found 28/4C$ 655

Wed 21/57:30 a.m.LHR - YUL

1 stop13h 30mMultiple Airlines

Thu 5/62:10 p.m.YUL - LHR

1 stop14h 25mMultiple Airlines

Deal found 28/4C$ 655

Wed 3/99:30 a.m.LHR - YUL

Nonstop7h 10mAir Canada

Mon 8/95:10 p.m.YUL - LHR

1 stop10h 25mAir Canada

Deal found 28/4C$ 659

Fri 13/69:55 a.m.LHR - YUL

1 stop12h 00mVirgin Atlantic

Mon 16/66:50 p.m.YUL - LHR

1 stop14h 00mVirgin Atlantic

Deal found 29/4C$ 660

Wed 14/58:45 a.m.LCY - YUL

1 stop12h 15mMultiple Airlines

Sat 24/56:35 p.m.YUL - LCY

1 stop17h 40mMultiple Airlines

Deal found 28/4C$ 662

Sat 14/66:30 a.m.LHR - YUL

1 stop14h 30mLufthansa

Fri 5/92:10 p.m.YUL - LHR

1 stop13h 25mLufthansa

Deal found 29/4C$ 666

Tue 24/66:05 p.m.LHR - YUL

Nonstop7h 10mBritish Airways

Tue 8/710:10 p.m.YUL - LHR

Nonstop6h 40mBritish Airways

Deal found 29/4C$ 669

Mon 19/56:10 p.m.STN - YUL

2 stops26h 50mMultiple Airlines

Mon 26/54:40 p.m.YUL - STN

2 stops26h 45mMultiple Airlines

Deal found 29/4C$ 673

Tue 26/810:25 a.m.LHR - YUL

2 stops30h 45mAustrian Airlines

Mon 1/96:35 p.m.YUL - LHR

1 stop33h 25mAustrian Airlines

Deal found 29/4C$ 689

Thu 3/710:00 a.m.LCY - YUL

1 stop11h 55mVirgin Atlantic

Tue 8/76:50 p.m.YUL - LCY

1 stop18h 45mVirgin Atlantic

Deal found 29/4C$ 698

Thu 18/99:25 a.m.LCY - YUL

1 stop10h 35mSWISS

Mon 29/94:40 p.m.YUL - LCY

1 stop21h 05mSWISS

Deal found 29/4C$ 717

Wed 3/98:45 a.m.LCY - YUL

2 stops17h 15mLufthansa

Mon 8/99:45 p.m.YUL - LCY

1 stop15h 50mLufthansa

Deal found 28/4C$ 720

Best flights from London to Pierre Elliott Trudeau Intl
Discover carefully curated flight deals from London to Pierre Elliott Trudeau Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 April 2025.

Wed 4/611:35 a.m.LGW - YUL

Nonstop7h 40mAir Transat

Mon 7/78:05 p.m.YUL - LGW

1 stop30h 50mAir Transat

Deal found 28/4C$ 655

Wed 21/57:30 a.m.LHR - YUL

1 stop13h 30mMultiple Airlines

Thu 5/62:10 p.m.YUL - LHR

1 stop14h 25mMultiple Airlines

Deal found 28/4C$ 655

Wed 3/99:30 a.m.LHR - YUL

Nonstop7h 10mAir Canada

Mon 8/95:10 p.m.YUL - LHR

1 stop10h 25mAir Canada

Deal found 28/4C$ 659

Fri 13/69:55 a.m.LHR - YUL

1 stop12h 00mVirgin Atlantic

Mon 16/66:50 p.m.YUL - LHR

1 stop14h 00mVirgin Atlantic

Deal found 29/4C$ 660

Sat 14/66:30 a.m.LHR - YUL

1 stop14h 30mLufthansa

Fri 5/92:10 p.m.YUL - LHR

1 stop13h 25mLufthansa

Deal found 29/4C$ 666

Tue 24/66:05 p.m.LHR - YUL

Nonstop7h 10mBritish Airways

Tue 8/710:10 p.m.YUL - LHR

Nonstop6h 40mBritish Airways

Deal found 29/4C$ 669

Tue 26/86:00 a.m.LHR - YUL

2 stops35h 10mAustrian Airlines

Tue 2/96:35 p.m.YUL - LHR

1 stop32h 45mAustrian Airlines

Deal found 29/4C$ 689

Sat 31/512:00 p.m.LGW - YUL

1 stop27h 05mDelta

Thu 19/66:00 a.m.YUL - LGW

1 stop23h 00mDelta

Deal found 29/4C$ 707

Fri 6/66:40 p.m.LGW - YUL

1 stop25h 20mSWISS

Thu 19/64:40 p.m.YUL - LGW

1 stop20h 10mSWISS

Deal found 29/4C$ 717

Thu 21/87:45 a.m.LHR - YUL

2 stops17h 00mUnited Airlines

Mon 8/94:40 p.m.YUL - LHR

2 stops13h 00mUnited Airlines

Deal found 28/4C$ 760

Mon 26/56:05 p.m.LHR - YUL

Nonstop7h 10mAmerican Airlines

Mon 2/610:10 p.m.YUL - LHR

Nonstop6h 40mAmerican Airlines

Deal found 29/4C$ 781

Wed 2/78:10 p.m.LCY - YUL

1 stop25h 45mAir France

Sun 6/76:50 p.m.YUL - LCY

1 stop17h 30mAir France

Deal found 29/4C$ 796

Direct flights from London to Pierre Elliott Trudeau Intl
Explore direct flight options from London to Pierre Elliott Trudeau Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 April 2025.

Thu 3/711:35 a.m.LGW - YUL

Nonstop7h 40mAir Transat

Tue 8/710:05 p.m.YUL - LGW

Nonstop6h 45mAir Transat

Deal found 29/4C$ 655

Tue 1/76:05 p.m.LHR - YUL

Nonstop7h 10mBritish Airways

Sun 6/710:00 p.m.YUL - LHR

Nonstop6h 40mBritish Airways

Deal found 29/4C$ 655

Mon 8/99:30 a.m.LHR - YUL

Nonstop7h 10mLufthansa

Mon 22/99:55 p.m.YUL - LHR

Nonstop6h 40mLufthansa

Deal found 28/4C$ 662

Wed 27/89:30 a.m.LHR - YUL

Nonstop7h 10mAir Canada

Tue 2/96:55 p.m.YUL - LHR

Nonstop6h 35mAir Canada

Deal found 29/4C$ 663

Wed 2/76:05 p.m.LHR - YUL

Nonstop7h 10mMultiple Airlines

Sun 6/710:00 p.m.YUL - LHR

Nonstop6h 40mMultiple Airlines

Deal found 29/4C$ 757

Mon 26/56:05 p.m.LHR - YUL

Nonstop7h 10mAmerican Airlines

Mon 2/610:10 p.m.YUL - LHR

Nonstop6h 40mAmerican Airlines

Deal found 29/4C$ 781

Sun 13/76:05 p.m.LHR - YUL

Nonstop7h 10mFinnair

Wed 23/710:10 p.m.YUL - LHR

Nonstop6h 40mFinnair

Deal found 29/4C$ 875

Wed 21/511:35 a.m.LGW - YUL

Nonstop7h 40mMultiple Airlines

Fri 6/610:05 p.m.YUL - LGW

Nonstop6h 45mMultiple Airlines

Deal found 28/4C$ 961

Thu 12/66:05 p.m.LHR - YUL

Nonstop7h 10mAlaska Airlines

Thu 19/610:05 p.m.YUL - LHR

Nonstop6h 40mAlaska Airlines

Deal found 28/4C$ 1,138

Last-minute flights from London to Pierre Elliott Trudeau Intl
Discover last-minute flight deals from London to Pierre Elliott Trudeau Intl. Data last updated 30 April 2025 and is based on user searches.

Sun 4/57:45 a.m.LHR - YUL

2 stops17h 00mUnited Airlines

Sun 18/56:35 a.m.YUL - LHR

2 stops19h 20mUnited Airlines

Deal found 27/4C$ 819

Mon 5/56:00 a.m.LHR - YUL

1 stop12h 50mAustrian Airlines

Mon 12/56:35 p.m.YUL - LHR

1 stop32h 45mAustrian Airlines

Deal found 28/4C$ 735

Wed 7/56:30 a.m.LHR - YUL

1 stop14h 30mLufthansa

Thu 15/56:05 p.m.YUL - LHR

1 stop15h 35mLufthansa

Deal found 29/4C$ 675

Wed 7/510:30 a.m.LHR - YUL

1 stop10h 30mMultiple Airlines

Tue 13/54:40 p.m.YUL - LHR

1 stop10h 15mMultiple Airlines

Deal found 29/4C$ 709

Wed 7/59:30 a.m.LHR - YUL

Nonstop7h 10mAir Canada

Wed 14/56:55 p.m.YUL - LHR

Nonstop6h 35mAir Canada

Deal found 28/4C$ 765

Wed 7/57:00 p.m.LTN - YUL

2 stops26h 00mMultiple Airlines

Thu 15/56:05 p.m.YUL - LTN

2 stops23h 05mMultiple Airlines

Deal found 29/4C$ 786

Wed 7/57:10 p.m.LCY - YUL

1 stop22h 00mLufthansa

Thu 15/56:05 p.m.YUL - LCY

1 stop19h 30mLufthansa

Deal found 29/4C$ 804

Wed 7/58:40 a.m.LHR - YUL

1 stop11h 20mSWISS

Thu 15/54:40 p.m.YUL - LHR

1 stop20h 10mSWISS

Deal found 29/4C$ 723

Thu 8/512:40 p.m.LGW - YUL

1 stop11h 40mAir Transat

Tue 13/510:05 p.m.YUL - LGW

Nonstop6h 45mAir Transat

Deal found 29/4C$ 666

Thu 8/58:40 a.m.LHR - YUL

1 stop11h 20mSWISS

Mon 12/54:40 p.m.YUL - LHR

1 stop18h 45mSWISS

Deal found 28/4C$ 720

Thu 8/57:20 a.m.STN - YUL

1 stop11h 55mMultiple Airlines

Sun 11/59:00 p.m.YUL - STN

1 stop10h 20mMultiple Airlines

Deal found 29/4C$ 757

Thu 8/58:40 a.m.LCY - YUL

1 stop13h 15mDelta

Mon 12/56:50 p.m.YUL - LCY

1 stop9h 00mDelta

Deal found 28/4C$ 800

One-way flights from London to Pierre Elliott Trudeau Intl
Search for one-way flight options from London to Pierre Elliott Trudeau Intl. Find affordable one-way fares based on user searches. Data last updated 30 April 2025.

Fri 6/610:50 p.m.STN - YUL

2 stops51h 10mMultiple Airlines

Deal found 28/4C$ 518

Fri 9/58:20 p.m.LGW - YUL

2 stops43h 20mMultiple Airlines

Deal found 29/4C$ 519

Thu 29/55:40 p.m.SEN - YUL

1 stop22h 55mMultiple Airlines

Deal found 29/4C$ 520

Fri 30/56:45 p.m.LTN - YUL

3 stops34h 52mMultiple Airlines

Deal found 29/4C$ 520

Fri 16/56:15 a.m.LHR - YUL

1 stop19h 45mMultiple Airlines

Deal found 28/4C$ 525

Tue 27/510:45 a.m.LGW - YUL

2 stops18h 52mWestJet

Deal found 29/4C$ 527

Tue 20/512:40 p.m.LGW - YUL

1 stop11h 40mAir Transat

Deal found 27/4C$ 548

Tue 10/66:45 a.m.LCY - YUL

2 stops15h 35mMultiple Airlines

Deal found 28/4C$ 576

Tue 24/66:45 p.m.LHR - YUL

1 stop31h 00mTAP AIR PORTUGAL

Deal found 28/4C$ 601

Tue 24/64:25 p.m.LGW - YUL

1 stop33h 20mTAP AIR PORTUGAL

Deal found 29/4C$ 620

Tue 6/510:30 a.m.LHR - YUL

1 stop10h 30mLufthansa

Deal found 29/4C$ 685

Sat 21/66:00 a.m.LHR - YUL

1 stop14h 00mSWISS

Deal found 29/4C$ 702

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Wed 4/6

11:35 a.m.-2:15 p.m.

Nonstop7h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 7/7

8:05 p.m.-7:55 a.m.

1 stop30h 50m

C$ 655

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Wed 21/5

7:30 a.m.-4:00 p.m.

1 stop13h 30m

Montreal Pierre Elliott Trudeau Intl

Thu 5/6

2:10 p.m.-9:35 a.m.

1 stop14h 25m

C$ 655

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Wed 3/9

9:30 a.m.-11:40 a.m.

Nonstop7h 10m

Montreal Pierre Elliott Trudeau Intl

Mon 8/9

5:10 p.m.-8:35 a.m.

1 stop10h 25m

C$ 659

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Fri 13/6

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

1 stop12h 00m

Montreal Pierre Elliott Trudeau Intl

Mon 16/6

6:50 p.m.-1:50 p.m.

1 stop14h 00m

C$ 660

LondonMontreal

LCY - YUL

LCYYUL

London City

Wed 14/5

8:45 a.m.-4:00 p.m.

1 stop12h 15m

Montreal Pierre Elliott Trudeau Intl

Sat 24/5

6:35 p.m.-5:15 p.m.

1 stop17h 40m

C$ 662

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Sat 14/6

6:30 a.m.-4:00 p.m.

1 stop14h 30m

Montreal Pierre Elliott Trudeau Intl

Fri 5/9

2:10 p.m.-8:35 a.m.

1 stop13h 25m

C$ 666

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Tue 24/6

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

Nonstop7h 10m

Montreal Pierre Elliott Trudeau Intl

Tue 8/7

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

Nonstop6h 40m

C$ 669

LondonMontreal

STN - YUL

STNYUL

London Stansted

Mon 19/5

6:10 p.m.-4:00 p.m.

2 stops26h 50m

Montreal Pierre Elliott Trudeau Intl

Mon 26/5

4:40 p.m.-12:25 a.m.

2 stops26h 45m

C$ 673

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Tue 26/8

10:25 a.m.-12:10 p.m.

2 stops30h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 1/9

6:35 p.m.-9:00 a.m.

1 stop33h 25m

C$ 689

LondonMontreal

LCY - YUL

LCYYUL

London City

Thu 3/7

10:00 a.m.-4:55 p.m.

1 stop11h 55m

Montreal Pierre Elliott Trudeau Intl

Tue 8/7

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

1 stop18h 45m

C$ 698

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 60 results

...

Best time to book a flight from London to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from London 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 London to Montreal Pierre Elliott Trudeau Intl Airport

How far ahead should I book a flight from London to Montreal Pierre Elliott Trudeau Intl Airport?

The price you pay for your flight from London to Montreal Pierre Elliott Trudeau Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 49 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from London to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, October is the cheapest month in which you can book a flight from London to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 241). Flying from London to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 314). 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 LON to YUL?

Unlike at noon, when flights are generally more expensive, you can save up to 11% on flights from London to Montreal Pierre Elliott Trudeau Intl Airport by exploring options for tickets in the afternoon.

Weekly flight availability from London to Montreal Pierre Elliott Trudeau Intl Airport

The most flights from LON to YUL are scheduled on a Tuesday (17 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Pierre Elliott Trudeau Intl by month

In terms of precipitation, rainfall in Montreal Pierre Elliott Trudeau Intl Airport ranges from 64.0 - 111.0 mm per month. August is typically the wettest month, when rainfall can reach 111.0 mm. February is typically the driest time to visit Montreal Pierre Elliott Trudeau Intl Airport when rainfall is around 64.0 mm.

Temperature in Pierre Elliott Trudeau Intl by month

If weather is an important factor for your trip to Montreal Pierre Elliott Trudeau Intl 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 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -9.0 C).

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Read through reviews of airlines operating flights from London to Montreal, such as Delta, KLM and Air Transat. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,936 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Delta

8.0

Very good

7,936 reviews

Delta

8.0

Very good

7,936 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

KLM

7.8

Good

1,333 reviews

Delta

8.0

Very good

7,936 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Air Transat

7.8

Good

385 reviews

Delta

8.0

Very good

7,936 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Azores Airlines

7.6

Good

66 reviews

Delta

8.0

Very good

7,936 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Finnair

7.6

Good

1,273 reviews

Delta

8.0

Very good

7,936 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

What are the cheapest airlines flying from London to Montreal Pierre Elliott Trudeau Intl Airport round-trip?
Our cheapest airline available from London to Montreal Pierre Elliott Trudeau Intl Airport is Air Transat. Our recent data shows that you can find tickets from as low as C$ 655 on this airline. Additional options worth looking into are Air Canada and Virgin Atlantic, starting at C$ 659 and C$ 660 round-trip. You may be able to fly from London to Montreal Pierre Elliott Trudeau Intl Airport for 26% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from London to Montreal Pierre Elliott Trudeau Intl Airport one-way?
For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 527. Users have also found prices from C$ 548 and C$ 601 on Air Transat and TAP AIR PORTUGAL, respectively.
What are the most popular routes from London to Montreal Pierre Elliott Trudeau Intl Airport?
When deciding which route to take from London to Montreal Pierre Elliott Trudeau Intl Airport consider London Heathrow - Montreal Pierre Elliott Trudeau Intl, London Gatwick - Montreal Pierre Elliott Trudeau Intl or London City - Montreal Pierre Elliott Trudeau Intl as they are the most popular.
What are the most reliable airlines from London to Montreal Pierre Elliott Trudeau Intl 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 London to Montreal Pierre Elliott Trudeau Intl Airport on time: Aegean Airlines (93%), Air Canada (86%), Austrian Airlines (86%).
What are the cheapest flights from London to Montreal Pierre Elliott Trudeau Intl Airport?
The cheapest flight price from London to Montreal Pierre Elliott Trudeau Intl Airport is C$ 688. On average you can expect to pay C$ 858. The most popular route, (London Heathrow - Montreal Pierre Elliott Trudeau Intl), can usually be booked for C$ 586.
Can I find deals for flights from London to Pierre Elliott Trudeau Intl that include hotel bookings?
Yes. In addition to deals on London to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from London to Pierre Elliott Trudeau Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Pierre Elliott Trudeau Intl.
Can I find deals for business class flights from London to Pierre Elliott Trudeau Intl?
Yes. Cheapflights offers flight deals from London to Pierre Elliott Trudeau Intl 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 London to Montreal Pierre Elliott Trudeau Intl Airport?
Currently, October is the cheapest month in which you can book a flight from London to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 241). Flying from London to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 314). 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

Laval

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Longueuil

Cornwall

Brossard

Montebello

Drummondville

Sherbrooke

Saint-Jean-sur-Richelieu

Boucherville

Saint-Sauveur

Bromont

Trois-Rivières

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Top 4 airlines flying from London to Pierre Elliott Trudeau Intl

Airline	Cheapest	Average	Flexibility	On-time
Air Transat	CheapestC$ 588	AverageC$ 960	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Lufthansa	CheapestC$ 652	AverageC$ 891	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
British Airways	CheapestC$ 677	AverageC$ 1,027	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Air Canada	CheapestC$ 684	AverageC$ 853	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

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How does Cheapflights help users find flights from London to Pierre Elliott Trudeau Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London to Pierre Elliott Trudeau Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Pierre Elliott Trudeau Intl from London.

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Need flexible booking options for your flight to Pierre Elliott Trudeau Intl from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from London to Pierre Elliott Trudeau Intl become cheaper?

Yes, Cheapflights offers price alerts on London to Pierre Elliott Trudeau Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from London to Montreal Pierre Elliott Trudeau Intl Airport from C$ 518

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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from London to Montreal Pierre Elliott Trudeau Intl are usually found in September or February, booked 49 days in advance, depart on a Wednesday or Saturday and return on a Sunday

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Find flight deals from London to Pierre Elliott Trudeau Intl

Cheapest flights from London to Pierre Elliott Trudeau IntlExplore the most affordable flight options available from London to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Explore the most affordable flight options available from London to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

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Best time to book a flight from London to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from London with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London to Montreal Pierre Elliott Trudeau Intl Airport

How far ahead should I book a flight from London to Montreal Pierre Elliott Trudeau Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from London to Pierre Elliott Trudeau Intl. Price data was last updated on 25 April 2025.

What is the cheapest month to book a flight from London to Montreal Pierre Elliott Trudeau Intl Airport?

What is the cheapest time of day to fly from LON to YUL?

Find hourly flight availability from London to Pierre Elliott Trudeau Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2025.

Weekly flight availability from London to Montreal Pierre Elliott Trudeau Intl Airport

Rainfall in Pierre Elliott Trudeau Intl by month

Plan your trip to Pierre Elliott Trudeau Intl by taking into account the average rainfall totals by month.

Temperature in Pierre Elliott Trudeau Intl by month

Plan your trip to Pierre Elliott Trudeau Intl by taking into account the average temperature totals by month.

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Read through reviews of airlines operating flights from London to Montreal, such as Delta, KLM and Air Transat. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from London to Pierre Elliott Trudeau Intl. 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 flying from London to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

What are the cheapest airlines to fly from London to Montreal Pierre Elliott Trudeau Intl Airport one-way?

What are the most popular routes from London to Montreal Pierre Elliott Trudeau Intl Airport?

What are the most reliable airlines from London to Montreal Pierre Elliott Trudeau Intl Airport?

What are the cheapest flights from London to Montreal Pierre Elliott Trudeau Intl Airport?

Can I find deals for flights from London to Pierre Elliott Trudeau Intl that include hotel bookings?

How can I find direct flights from London to Pierre Elliott Trudeau Intl?

Can I find deals for business class flights from London to Pierre Elliott Trudeau Intl?

What is the cheapest month to book a flight from London to Montreal Pierre Elliott Trudeau Intl Airport?

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Alternative routes for London to Pierre Elliott Trudeau Intl

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Top 4 airlines flying from London to Pierre Elliott Trudeau Intl

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How does Cheapflights help users find flights from London to Pierre Elliott Trudeau Intl?

Why should you use Cheapflights to find cheap flight tickets from London to Pierre Elliott Trudeau Intl?

Can Cheapflights find flights from London to Pierre Elliott Trudeau Intl with no change fees?

Can Cheapflights notify me if prices for flights from London to Pierre Elliott Trudeau Intl become cheaper?

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Cheapest flights from London to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from London to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.