What are the cheapest airlines flying from Montreal to London round-trip?

Flying on Air Transat is currently your cheapest option to London, with prices starting at £422. Additional return tickets that might be worth considering are offered by Porter Airlines and Air Canada, with the lowest prices starting at £434 and £464, respectively. You may be able to fly from Montreal to London for 26% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Montreal to London one-way?

The cheapet airlines for a one-way flight from Montreal to London are TAP AIR PORTUGAL (£249), WestJet (£254), and Air Transat (£276).

What is the cheapest day to fly from Montreal to London?

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

What are the most popular routes from Montreal to London?

When deciding which route to take from Montreal 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.

What are the cheapest flights from Montreal to London?

On average you can expect to pay £1,082 for a flight from Montreal to London. The cheapest flight overall is £492 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - London Heathrow) is currently priced at £458.

What are the most reliable airlines from Montreal to London?

The top 3 most reliable airlines when flying from Montreal to London are Aegean Airlines (64%), Air Canada (58%) and Austrian Airlines (58%).

What are the most popular airlines that fly from Montreal to London?

When booking a flight from Montreal to London, you may want to consider flying on American Airlines, Air Canada or Finnair as they are the most popular for this route.

What is the cheapest day to fly round-trip from Montreal to London?

Flying to your destination on a Friday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to London. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from Montreal to London?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 53 days in advance, which can save you up to 17% on flights from Montreal to London compared to booking the week you need them. Waiting 53 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 £550. For sooner than that we have options available in the next 3 days from £623.

What is the cheapest month to fly from Montreal to London?

Our data shows that February tends to be the cheapest month to fly to London from Montreal. Users have commonly found prices around £575 for the month, but tickets can be as low as £379. Due to multiple factors, prepare for potentially higher prices in December.

Can I find deals for flights from Montreal to London that include hotel bookings?

Yes. In addition to deals on Montreal to London flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Montreal to London?

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

Can I find deals for business class flights from Montreal to London?

Yes. Cheapflights offers flight deals from Montreal 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.

£246+ Flights from Montreal to London

The best prices from Montreal to London are usually found in February or September, booked 52 days in advance, depart on a Sunday or Tuesday and return on a Wednesday

Cheap flight deals from Montreal to London

Round-trip from	£422
One-way from	£246
Popular in	December
Cheapest in	February
Average price	£498
Good round-trip deal	£561 or less
Good one-way deal	£571 or less

Air Transat
24/5-16/6
Nonstop
14h 25m total
Montreal to London

Search Deals

21/5
1 total stop
16h 50m total
Montreal to London

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (£29 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).

Search Deals

Average for round-trip flights in February 2025

Search Deals

Price to beat on a round-trip flight from Montreal (YMQ) to London (LON).

Search Deals

Price to beat on a one-way flight from Montreal (YMQ) to London (LON).

Search Deals

Find flight deals from Montreal to London

Cheapest flights from Montreal to London
Explore the most affordable flight options available from Montreal to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 2월 2025.

토 24/522:05YUL - LGW

Nonstop6h 45mAir Transat

월 16/611:35LGW - YUL

Nonstop7h 40mAir Transat

Deal found 3/2£422

토 17/510:00YUL - LGW

1 stop19h 45mPorter Airlines

일 25/512:40LGW - YUL

1 stop12h 12mPorter Airlines

Deal found 3/2£434

수 12/320:15YUL - LTN

1 stop11h 50mMultiple Airlines

월 17/318:35LTN - YUL

1 stop22h 15mMultiple Airlines

Deal found 3/2£434

수 12/320:15YUL - LGW

1 stop17h 30mMultiple Airlines

월 17/318:10LGW - YUL

1 stop22h 40mMultiple Airlines

Deal found 3/2£442

금 16/522:25YUL - LHR

Nonstop6h 35mMultiple Airlines

화 20/506:50LHR - YUL

1 stop9h 55mMultiple Airlines

Deal found 3/2£458

금 23/522:25YUL - LHR

Nonstop6h 35mAir Canada

토 31/509:30LHR - YUL

Nonstop7h 10mAir Canada

Deal found 3/2£464

일 1/622:25YUL - LHR

Nonstop6h 35mLufthansa

일 8/609:30LHR - YUL

Nonstop7h 10mLufthansa

Deal found 3/2£466

화 11/216:50YUL - LGW

1 stop20h 00mSWISS

화 18/218:45LGW - YUL

1 stop25h 30mSWISS

Deal found 2/2£502

토 3/511:15YUL - LHR

1 stop18h 25mUnited Airlines

토 10/509:30LHR - YUL

1 stop12h 28mUnited Airlines

Deal found 3/2£508

수 12/319:35YUL - LHR

2 stops41h 30mBrussels Airlines

토 15/311:05LHR - YUL

1 stop29h 35mBrussels Airlines

Deal found 3/2£513

월 17/221:25YUL - STN

2 stops22h 05mMultiple Airlines

일 2/311:35STN - YUL

1 stop29h 40mMultiple Airlines

Deal found 3/2£515

토 5/407:05YUL - LHR

1 stop20h 50mDelta

목 10/408:40LHR - YUL

1 stop13h 15mDelta

Deal found 3/2£520

Best flights from Montreal to London
Discover carefully curated flight deals from Montreal to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 2월 2025.

토 24/522:05YUL - LGW

Nonstop6h 45mAir Transat

월 16/611:35LGW - YUL

Nonstop7h 40mAir Transat

Deal found 3/2£422

토 17/510:00YUL - LGW

1 stop19h 45mPorter Airlines

일 25/512:40LGW - YUL

1 stop12h 12mPorter Airlines

Deal found 3/2£434

수 12/320:15YUL - LTN

1 stop11h 50mMultiple Airlines

월 17/318:35LTN - YUL

1 stop22h 15mMultiple Airlines

Deal found 3/2£434

금 23/522:25YUL - LHR

Nonstop6h 35mAir Canada

토 31/509:30LHR - YUL

Nonstop7h 10mAir Canada

Deal found 3/2£464

일 1/622:25YUL - LHR

Nonstop6h 35mLufthansa

일 8/609:30LHR - YUL

Nonstop7h 10mLufthansa

Deal found 3/2£466

토 3/511:15YUL - LHR

1 stop18h 25mUnited Airlines

토 10/509:30LHR - YUL

1 stop12h 28mUnited Airlines

Deal found 3/2£508

수 12/319:35YUL - LHR

2 stops41h 30mBrussels Airlines

토 15/311:05LHR - YUL

1 stop29h 35mBrussels Airlines

Deal found 3/2£513

토 5/407:05YUL - LHR

1 stop20h 50mDelta

목 10/408:40LHR - YUL

1 stop13h 15mDelta

Deal found 3/2£520

일 6/418:50YUL - LCY

1 stop9h 00mVirgin Atlantic

목 10/407:45LCY - YUL

1 stop14h 10mVirgin Atlantic

Deal found 3/2£522

일 1/622:00YUL - LHR

Nonstop6h 40mAmerican Airlines

일 8/609:20LHR - YUL

1 stop12h 20mAmerican Airlines

Deal found 3/2£526

화 18/216:50YUL - LCY

1 stop10h 55mSWISS

화 25/309:15LCY - YUL

1 stop11h 00mSWISS

Deal found 3/2£529

일 11/522:45YUL - LGW

1 stop30h 00mTAP AIR PORTUGAL

화 20/521:15LGW - YUL

2 stops28h 30mTAP AIR PORTUGAL

Deal found 3/2£549

Direct flights from Montreal to London
Explore direct flight options from Montreal to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 2월 2025.

토 24/522:05YUL - LGW

Nonstop6h 45mAir Transat

월 16/611:35LGW - YUL

Nonstop7h 40mAir Transat

Deal found 3/2£422

금 30/522:05YUL - LGW

Nonstop6h 45mPorter Airlines

일 8/611:35LGW - YUL

Nonstop7h 40mPorter Airlines

Deal found 3/2£425

금 23/522:25YUL - LHR

Nonstop6h 35mAir Canada

토 31/509:30LHR - YUL

Nonstop7h 10mAir Canada

Deal found 3/2£464

일 1/622:25YUL - LHR

Nonstop6h 35mLufthansa

일 8/609:30LHR - YUL

Nonstop7h 10mLufthansa

Deal found 3/2£466

수 7/522:25YUL - LHR

Nonstop6h 35mMultiple Airlines

토 17/509:30LHR - YUL

Nonstop7h 10mMultiple Airlines

Deal found 3/2£481

수 11/622:10YUL - LHR

Nonstop6h 40mBritish Airways

목 26/618:05LHR - YUL

Nonstop7h 10mBritish Airways

Deal found 3/2£497

일 15/622:00YUL - LHR

Nonstop6h 40mAmerican Airlines

일 29/618:05LHR - YUL

Nonstop7h 10mAmerican Airlines

Deal found 3/2£516

수 16/422:10YUL - LHR

Nonstop6h 40mFinnair

월 21/418:05LHR - YUL

Nonstop7h 10mFinnair

Deal found 3/2£553

Last-minute flights from Montreal to London
Discover last-minute flight deals from Montreal to London. Data last updated 4 2월 2025 and is based on user searches.

월 10/214:35YUL - LGW

1 stop14h 10mAir Transat

월 17/211:40LGW - YUL

1 stop12h 25mAir Transat

Deal found 3/2£456

월 10/221:25YUL - STN

2 stops30h 45mMultiple Airlines

목 20/318:10STN - YUL

1 stop31h 05mMultiple Airlines

Deal found 3/2£545

월 10/218:35YUL - LHR

1 stop14h 30mAustrian Airlines

월 17/206:00LHR - YUL

1 stop12h 55mAustrian Airlines

Deal found 3/2£553

화 11/220:10YUL - LTN

1 stop13h 40mMultiple Airlines

화 18/310:50LTN - YUL

1 stop30h 00mMultiple Airlines

Deal found 3/2£459

화 11/220:10YUL - LGW

1 stop15h 30mMultiple Airlines

화 18/316:45LGW - YUL

1 stop24h 05mMultiple Airlines

Deal found 3/2£461

화 11/216:50YUL - LGW

1 stop20h 00mSWISS

화 18/218:45LGW - YUL

1 stop25h 30mSWISS

Deal found 2/2£502

화 11/219:15YUL - LHR

Nonstop6h 55mLufthansa

일 23/315:00LHR - YUL

Nonstop7h 40mLufthansa

Deal found 3/2£505

화 11/213:15YUL - LHR

1 stop12h 40mUnited Airlines

화 18/207:10LHR - YUL

2 stops15h 07mUnited Airlines

Deal found 2/2£538

화 11/216:50YUL - LCY

1 stop15h 00mMultiple Airlines

화 18/318:15LCY - YUL

1 stop22h 40mMultiple Airlines

Deal found 3/2£566

수 12/216:50YUL - LHR

1 stop10h 15mSWISS

목 20/308:55LHR - YUL

2 stops15h 58mSWISS

Deal found 3/2£548

목 13/219:15YUL - LHR

Nonstop6h 55mAir Canada

수 19/208:55LHR - YUL

1 stop11h 20mAir Canada

Deal found 3/2£467

목 13/219:15YUL - LHR

Nonstop6h 55mMultiple Airlines

목 20/208:55LHR - YUL

1 stop11h 20mMultiple Airlines

Deal found 3/2£493

One-way flights from Montreal to London
Search for one-way flight options from Montreal to London. Find affordable one-way fares based on user searches. Data last updated 4 2월 2025.

수 21/523:00YUL - SEN

1 stop16h 50mMultiple Airlines

Deal found 3/2£246

월 19/522:45YUL - LHR

1 stop18h 15mTAP AIR PORTUGAL

Deal found 3/2£249

수 12/320:15YUL - LTN

1 stop11h 50mMultiple Airlines

Deal found 3/2£249

월 17/322:45YUL - LGW

1 stop13h 00mTAP AIR PORTUGAL

Deal found 3/2£252

화 4/306:45YUL - LHR

3 stops25h 05mWestJet

Deal found 3/2£254

수 12/320:15YUL - LGW

1 stop17h 30mMultiple Airlines

Deal found 3/2£255

월 10/221:25YUL - STN

2 stops30h 45mMultiple Airlines

Deal found 3/2£259

월 10/320:15YUL - LHR

1 stop14h 10mMultiple Airlines

Deal found 2/2£259

월 2/622:05YUL - LGW

Nonstop6h 45mAir Transat

Deal found 3/2£276

목 29/506:45YUL - LGW

2 stops21h 40mWestJet

Deal found 3/2£293

월 31/321:30YUL - LHR

2 stops15h 15mAzores Airlines

Deal found 3/2£297

화 6/517:50YUL - LGW

1 stop11h 55mPorter Airlines

Deal found 3/2£302

Find flights from Montreal to London within your budget

Fly from

Fly to

Route

Depart

Return

Price

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

토 24/5

22:05-09:50

Nonstop6h 45m

London Gatwick

월 16/6

11:35-14:15

Nonstop7h 40m

£422

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

토 17/5

10:00-10:45

1 stop19h 45m

London Gatwick

일 25/5

12:40-19:52

1 stop12h 12m

£434

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

수 12/3

20:15-12:05

1 stop11h 50m

London Luton

월 17/3

18:35-12:50

1 stop22h 15m

£434

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

수 12/3

20:15-17:45

1 stop17h 30m

London Gatwick

월 17/3

18:10-12:50

1 stop22h 40m

£442

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

금 16/5

22:25-10:00

Nonstop6h 35m

London Heathrow

화 20/5

06:50-11:45

1 stop9h 55m

£458

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

금 23/5

22:25-10:00

Nonstop6h 35m

London Heathrow

토 31/5

09:30-11:40

Nonstop7h 10m

£464

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

일 1/6

22:25-10:00

Nonstop6h 35m

London Heathrow

일 8/6

09:30-11:40

Nonstop7h 10m

£466

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

토 3/5

11:15-10:40

1 stop18h 25m

London Heathrow

토 10/5

09:30-16:58

1 stop12h 28m

£508

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

수 12/3

19:35-17:05

2 stops41h 30m

London Heathrow

토 15/3

11:05-12:40

1 stop29h 35m

£513

MontrealLondon

YUL - STN

YULSTN

Montreal Pierre Elliott Trudeau Intl

월 17/2

21:25-00:30

2 stops22h 05m

London Stansted

일 2/3

11:35-12:15

1 stop29h 40m

£515

Flights are sorted by cheapest return flights first.

Deals found on 3/2

Showing 1-10 of 57 results

...

Best time to book a flight from Montreal to London

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

Estimated return 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 Montreal to London

Get recent, data-driven insights about flights from Montreal to London including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Montreal to London?

The best time to book flights from Montreal to London is 52 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Montreal to London?

Currently, January is the cheapest month in which you can book a flight from Montreal to London (average of £112). Flying from Montreal to London in August is currently the most expensive (average of £162). 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 YMQ to LON?

Unlike in the evening, when flights are generally more expensive, you can save up to 19% on flights from Montreal to London by exploring options for tickets at midday.

Weekly flight availability from Montreal to London

The most flights from YMQ to LON are scheduled on a Thursday (14 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (11 on average).

Rainfall in London by month

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.

Temperature in London by month

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).

Reviews of airlines servicing London

See what other customers who have flown with Delta, Porter Airlines and KLM from Montreal to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

8,415 reviews

Check prices

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

8,415 reviews

Delta

8.0

Very Good

8,415 reviews

Check prices

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.

Porter Airlines

7.9

Good

277 reviews

Delta

8.0

Very Good

8,415 reviews

Check prices

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.

KLM

7.8

Good

1,334 reviews

Delta

8.0

Very Good

8,415 reviews

Check prices

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.

Air Transat

7.8

Good

383 reviews

Delta

8.0

Very Good

8,415 reviews

Check prices

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

1,284 reviews

Delta

8.0

Very Good

8,415 reviews

Check prices

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

What are the cheapest airlines flying from Montreal to London round-trip?
Flying on Air Transat is currently your cheapest option to London, with prices starting at £422. Additional return tickets that might be worth considering are offered by Porter Airlines and Air Canada, with the lowest prices starting at £434 and £464, respectively. You may be able to fly from Montreal to London for 26% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Montreal to London one-way?
The cheapet airlines for a one-way flight from Montreal to London are TAP AIR PORTUGAL (£249), WestJet (£254), and Air Transat (£276).
What are the most popular routes from Montreal to London?
When deciding which route to take from Montreal 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.
What are the most reliable airlines from Montreal to London?
The top 3 most reliable airlines when flying from Montreal to London are Aegean Airlines (64%), Air Canada (58%) and Austrian Airlines (58%).
What are the cheapest flights from Montreal to London?
On average you can expect to pay £1,082 for a flight from Montreal to London. The cheapest flight overall is £492 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - London Heathrow) is currently priced at £458.
Can I find deals for flights from Montreal to London that include hotel bookings?
Yes. In addition to deals on Montreal to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Montreal to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to London.
Can I find deals for business class flights from Montreal to London?
Yes. Cheapflights offers flight deals from Montreal 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 Montreal to London?
Currently, January is the cheapest month in which you can book a flight from Montreal to London (average of £112). Flying from Montreal to London in August is currently the most expensive (average of £162). 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

Deal

Hounslow

Gatwick

Milton Keynes

Croydon

Slough

Luton

Ilford

Hayes

Eastbourne

Southend-on-Sea

Wembley

Ipswich

Maidstone

Winchester

Crawley

Watford

Dartford

Stansted

Southall

Browse thousands of different options on Cheapflights for your next trip

Top 5 airlines flying from Montreal to London

Airline	Cheapest	Average	Flexibility	On-time
Air Transat	Cheapest£413	Average£549	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Air Canada	Cheapest£451	Average£576	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
British Airways	Cheapest£452	Average£676	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Finnair	Cheapest£544	Average£677	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
American Airlines	Cheapest£601	Average£690	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Montreal to London?

When you search for this flight from Montreal to London, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Montreal to London?

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 London from Montreal.

Can Cheapflights find flights from Montreal to London with no change fees?

Yes! Cheapflights helps users easily find flights from Montreal to London with no change fees.

Can Cheapflights notify me if prices for flights from Montreal to London become cheaper?

Yes! Start tracking prices for Montreal to London flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Montreal to London from £246

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 21/5. Fares are subject to change and may not be available on all flights or dates of travel.

The best prices from Montreal to London are usually found in February or September, booked 52 days in advance, depart on a Sunday or Tuesday and return on a Wednesday

Cheap flight deals from Montreal to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Montreal to London

Cheapest flights from Montreal to LondonExplore the most affordable flight options available from Montreal to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 2월 2025.

Explore the most affordable flight options available from Montreal to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 2월 2025.

Find flights from Montreal to London within your budget

Best time to book a flight from Montreal to London

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

Travel insights for flights from Montreal to London

Get recent, data-driven insights about flights from Montreal to London including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Montreal to London?

Use this chart to determine the optimal time to book a return flight from Montreal to London. Price data was last updated on 31 January 2025.

What is the cheapest month to book a flight from Montreal to London?

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

Find hourly flight availability from Montreal 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 4 2월 2025.

Weekly flight availability from Montreal to London

Explore weekly flight availability from Montreal 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 4 2월 2025.

Rainfall in London by month

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

Temperature in London by month

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

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 4 2월 2025.

See what other customers who have flown with Delta, Porter Airlines and KLM from Montreal to London have to say. You can also see how each airline compares 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 Montreal 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 to London round-trip?

What are the cheapest airlines to fly from Montreal to London one-way?

What are the most popular routes from Montreal to London?

What are the most reliable airlines from Montreal to London?

What are the cheapest flights from Montreal to London?

Can I find deals for flights from Montreal to London that include hotel bookings?

How can I find direct flights from Montreal to London?

Can I find deals for business class flights from Montreal to London?

What is the cheapest month to book a flight from Montreal to London?

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Alternative routes for Montreal to London

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Top 5 airlines flying from Montreal to London

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Cheapest flights from Montreal to London
Explore the most affordable flight options available from Montreal to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 2월 2025.