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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport from C$ 423

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — LHR
25 Feb — 4 Mar1
1 adult

The best prices from Montreal Pierre Elliott Trudeau Intl to London Heathrow are usually found in October or September, booked 39 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap flight deals from Pierre Elliott Trudeau Intl to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 February 2025.

Round-trip from

C$ 820

One-way from

C$ 425

Popular in

December

Cheapest in

October

Average price

C$ 994

Good round-trip deal

C$ 1,006 or less

Good one-way deal

C$ 1,023 or less
Air Canada
  • Air Canada
  • 11/5-21/5
  • 1 total stop
  • 16h 30m total
  • Montreal to London
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TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 26/3
  • 1 total stop
  • 14h 45m total
  • Montreal to London
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 41 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 31 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to London Heathrow.
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Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to London Heathrow.
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Find flight deals from Pierre Elliott Trudeau Intl to Heathrow

Cheapest flights from Pierre Elliott Trudeau Intl to Heathrow
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 February 2025.

Sun 9/38:15 p.m.YUL - LHR
Nonstop6h 55mAir Canada
Tue 18/37:25 p.m.LHR - YUL
1 stop23h 30mAir Canada
Deal found 19/2C$ 800
Thu 22/510:25 p.m.YUL - LHR
Nonstop6h 35mMultiple Airlines
Wed 28/56:50 a.m.LHR - YUL
1 stop9h 55mMultiple Airlines
Deal found 20/2C$ 820
Sun 11/510:25 p.m.YUL - LHR
Nonstop6h 35mLufthansa
Mon 19/59:30 a.m.LHR - YUL
Nonstop7h 10mLufthansa
Deal found 19/2C$ 835
Tue 3/61:25 p.m.YUL - LHR
2 stops16h 15mUnited Airlines
Fri 13/69:30 a.m.LHR - YUL
2 stops19h 29mUnited Airlines
Deal found 19/2C$ 909
Sun 9/37:35 p.m.YUL - LHR
1 stop14h 30mAustrian Airlines
Tue 18/37:25 p.m.LHR - YUL
1 stop23h 30mAustrian Airlines
Deal found 20/2C$ 910
Mon 5/56:55 p.m.YUL - LHR
1 stop17h 10mBrussels Airlines
Tue 13/55:50 p.m.LHR - YUL
1 stop22h 55mBrussels Airlines
Deal found 20/2C$ 959
Thu 10/410:05 p.m.YUL - LHR
Nonstop6h 40mAmerican Airlines
Thu 17/46:05 p.m.LHR - YUL
Nonstop7h 10mAmerican Airlines
Deal found 19/2C$ 1,035
Fri 14/36:00 p.m.YUL - LHR
1 stop12h 30mDelta
Fri 21/36:30 a.m.LHR - YUL
1 stop15h 40mDelta
Deal found 18/2C$ 1,045

Find flights from Pierre Elliott Trudeau Intl to Heathrow within your budget

Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Heathrow 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 20 February 2025.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Heathrow

Route

Depart

Return

Price

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sun 9/3

8:15 p.m.-7:10 a.m.

Nonstop6h 55m

London Heathrow

Tue 18/3

7:25 p.m.-2:55 p.m.

1 stop23h 30m

C$ 800

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sat 3/5

10:25 p.m.-10:00 a.m.

Nonstop6h 35m

London Heathrow

Wed 14/5

6:50 a.m.-11:45 a.m.

1 stop9h 55m

C$ 821

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sat 10/5

10:25 p.m.-10:00 a.m.

Nonstop6h 35m

London Heathrow

Fri 23/5

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

Nonstop7h 10m

C$ 835

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Tue 3/6

2:00 p.m.-10:40 a.m.

1 stop15h 40m

London Heathrow

Tue 17/6

9:30 a.m.-11:59 p.m.

2 stops19h 29m

C$ 909

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sun 9/3

7:35 p.m.-2:05 p.m.

1 stop14h 30m

London Heathrow

Tue 18/3

7:25 p.m.-2:55 p.m.

1 stop23h 30m

C$ 910

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 5/5

6:55 p.m.-5:05 p.m.

1 stop17h 10m

London Heathrow

Tue 13/5

5:50 p.m.-11:45 a.m.

1 stop22h 55m

C$ 959

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Fri 11/4

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

Nonstop6h 40m

London Heathrow

Sat 19/4

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

Nonstop7h 10m

C$ 997

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Fri 14/3

6:00 p.m.-8:00 a.m.

1 stop10h 00m

London Heathrow

Thu 20/3

6:20 a.m.-1:15 p.m.

1 stop10h 55m

C$ 1,034

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Thu 10/4

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

Nonstop6h 40m

London Heathrow

Thu 17/4

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

Nonstop7h 10m

C$ 1,035

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 5/5

11:00 p.m.-2:15 p.m.

1 stop10h 15m

C$ 423

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/2

Showing 1-10 of 18 results
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Best time to book a flight from Pierre Elliott Trudeau Intl to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Pierre Elliott Trudeau Intl 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.

Travel insights for flights from Pierre Elliott Trudeau Intl to Heathrow

Get recent, data-driven insights about flights from Pierre Elliott Trudeau Intl to Heathrow including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Pierre Elliott Trudeau Intl to Heathrow. Price data was last updated on 14 February 2025.

To ensure you get the cheapest price possible for a flight from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport, you should look to book at least 39 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 Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport (average of C$ 560). Flying from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport in July is currently the most expensive (average of C$ 874). 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 YUL to LHR?

Find hourly flight availability from Pierre Elliott Trudeau Intl 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 20 February 2025.

A simple way to save on the total cost of your ticket is to fly from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport in the morning. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Pierre Elliott Trudeau Intl to Heathrow. Price data was last updated on 16 December 2024.

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

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

Explore weekly flight availability from Pierre Elliott Trudeau Intl 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 20 February 2025.

The most flights from YUL to LHR are scheduled on a Monday (11 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (10 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

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.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 20 February 2025.
Get a feel of what it's like to fly with Delta, Finnair and Azores Airlines from Montreal to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,220 reviews
Check prices

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,220 reviews
Delta
8.0
Very good
8,220 reviews
Check prices

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
8,220 reviews
Check prices

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Azores Airlines
7.6
Good
62 reviews
Delta
8.0
Very good
8,220 reviews
Check prices

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines
7.6
Good
773 reviews
Delta
8.0
Very good
8,220 reviews
Check prices

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.5
Good
1,568 reviews
Delta
8.0
Very good
8,220 reviews
Check prices

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

    Currently priced at C$ 820, Air Canada will fly you from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Lufthansa and United Airlines - these airlines can fly you to your destination from C$ 835 and C$ 909, respectively. Air Canada is currently priced 23% below the average price you’ll pay for this route.

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

    One-way options have recently been found by users for as low as C$ 425 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include WestJet from C$ 500 and Azores Airlines from C$ 565 one-way.

  • What are the most reliable airlines from Montreal Pierre Elliott Trudeau Intl Airport 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 Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport on time: Aegean Airlines (64%), Air Canada (63%), Austrian Airlines (63%).

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

    Looking for the cheapest flight from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport? While on average our users pay C$ 2,193, our data indicates the cheapest price to be C$ 821. The most popular route (Montreal Pierre Elliott Trudeau Intl - London Heathrow), is priced around C$ 820.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport (average of C$ 560). Flying from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport in July is currently the most expensive (average of C$ 874). 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 Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Brentford
Hounslow
Slough
Luton
Milton Keynes
Romford
Watford
Bromley
Bedford
Southall

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Fly from Pierre Elliott Trudeau Intl to Heathrow on these airlines

Choose from the following airlines for your flight from Pierre Elliott Trudeau Intl to Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 20 February 2025.
Air Canada flights from Montreal Pierre Elliott Trudeau Intl to London Heathrow
British Airways flights from Montreal Pierre Elliott Trudeau Intl to London Heathrow
Lufthansa flights from Montreal Pierre Elliott Trudeau Intl to London Heathrow

Top 9 airlines flying from Pierre Elliott Trudeau Intl to Heathrow

Discover the top 9 airlines that operate flights from Pierre Elliott Trudeau Intl to Heathrow. 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 20 February 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapestC$ 584AverageC$ 1,036FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air FranceCheapestC$ 626AverageC$ 909FlexibilityNo cancel feeOn-time77%
Search Air France flights
TAP AIR PORTUGALCheapestC$ 636AverageC$ 700FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air TransatCheapestC$ 665AverageC$ 924FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Virgin AtlanticCheapestC$ 768AverageC$ 885FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air CanadaCheapestC$ 795AverageC$ 1,043FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapestC$ 796AverageC$ 1,035FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapestC$ 834AverageC$ 1,104FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapestC$ 1,000AverageC$ 1,179FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Pierre Elliott Trudeau Intl to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from Pierre Elliott Trudeau Intl to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to Heathrow from Pierre Elliott Trudeau Intl? 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 Pierre Elliott Trudeau Intl to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Pierre Elliott Trudeau Intl today and book when prices fit your budget.

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