Question 1

What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to London round-trip?

Accepted Answer

Currently priced at £395, Air Transat will fly you from Montreal Pierre Elliott Trudeau Intl Airport to London and back. In addition to Air Transat, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Porter Airlines - these airlines can fly you to your destination from £395 and £399, respectively. Users have found that Air Transat is 23% cheaper than the other options available to this destination.

Question 2

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

Accepted Answer

For one-way options, check prices for Air Transat. According to our data, you can fly for as low as £204. Users have also found prices from £206 and £223 on TAP AIR PORTUGAL and Porter Airlines, respectively.

Question 3

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

Accepted Answer

Booking 57 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Question 4

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

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to London (average of £112). Flying from Montreal Pierre Elliott Trudeau Intl Airport to London in August is currently the most expensive (average of £164). 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.

Question 5

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

Accepted Answer

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

Question 6

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

Accepted Answer

The most flights from YUL to LON are scheduled on a Tuesday (20 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (10 on average).

Question 7

E

Accepted Answer

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

Question 8

E

Accepted Answer

If weather is an important factor for your trip to London, 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).

Question 9

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

Accepted Answer

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

Question 10

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

Accepted Answer

While on average a flight from Montreal Pierre Elliott Trudeau Intl Airport to London is generally £782, our data shows the cheapest flight currently is £320. When looking at the most popular route, (Montreal Pierre Elliott Trudeau Intl - London Heathrow), you can expect to pay £355 for that flight.

Question 11

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

Accepted Answer

Before booking your flight to London from Montreal Pierre Elliott Trudeau Intl Airport, check out the most reliable airlines to get you to your destination on time: Austrian Airlines (88%), United Airlines (88%), Lufthansa( 88%).

Question 12

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

Accepted Answer

Friday flights are found to be more expensive to fly from Montreal Pierre Elliott Trudeau Intl Airport to London. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London.

Question 13

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

Accepted Answer

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 45 days in advance, which can save you up to 20% on flights from Montreal Pierre Elliott Trudeau Intl Airport to London compared to booking the week you need them. Waiting 45 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £495. For sooner than that we have options available in the next 3 days from £654.

Question 14

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

Accepted Answer

May is one of the best times of the year to fly to London from Montreal Pierre Elliott Trudeau Intl Airport. Prices for May average £519 per person but you can even find prices for as low as £358. The most expensive prices can be found in the month of December. Opting for a May flight can save you 29% on your journey compared to booking in December

Question 15

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

Accepted Answer

Unlike at midday, when flights are generally more expensive, you can save up to 15% on flights from Montreal Pierre Elliott Trudeau Intl Airport to London by exploring options for tickets in the afternoon.

Question 16

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

Accepted Answer

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

Question 17

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

Accepted Answer

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 London.

Question 18

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

Accepted Answer

Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl 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.

Question 19

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

Accepted Answer

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

Question 20

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

Accepted Answer

Millions of users choose and trust Cheapflights to book the best flight deals from Pierre Elliott Trudeau Intl to London for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Question 21

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

Accepted Answer

Certainly. Search results for flights to London from Pierre Elliott Trudeau Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Question 22

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

Accepted Answer

Of course! You can now track prices for flights from Pierre Elliott Trudeau Intl to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Round-trip from	£395
One-way from	£203
Popular in	December
Cheapest in	May
Average price	£579
Good round-trip deal	£476 or less
Good one-way deal	£221 or less

Airline	Cheapest	Average	Flexibility	On-time
Air Transat	Cheapest£380	Average£578	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Air Canada	Cheapest£399	Average£501	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
British Airways	Cheapest£408	Average£653	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to London from £203

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 21/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to London are usually found in May or October, booked 57 days in advance, depart on a Sunday or Wednesday and return on a Wednesday

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Find flight deals from Pierre Elliott Trudeau Intl to London

Cheapest flights from Pierre Elliott Trudeau Intl to LondonExplore the most affordable flight options available from Pierre Elliott Trudeau Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2025.

Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2025.

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

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

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

Use this chart to determine the optimal time to book a return flight from Pierre Elliott Trudeau Intl to London. Price data was last updated on 27 June 2025.

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

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

Find hourly flight availability from Pierre Elliott Trudeau Intl 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 8 July 2025.

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

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 8 July 2025.

Get a feel of what it's like to fly with Delta, Porter Airlines, andKLM from Montreal Pierre Elliott Trudeau Intl Airport 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.

Related info for your journey

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

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

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

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

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

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

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

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

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

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Alternative routes for Pierre Elliott Trudeau Intl to London

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Top 3 airlines flying from Pierre Elliott Trudeau Intl to London

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

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

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

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Cheapest flights from Pierre Elliott Trudeau Intl to London
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2025.