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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport from C$ 372

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — LGW
19 Oct — 26 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to London Gatwick are usually found in January or October, booked 67 days in advance, depart on a Monday or Saturday and return on a Wednesday

Cheap flight deals from Pierre Elliott Trudeau Intl to Gatwick

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Gatwick (LGW). 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 19 September 2025.

Round-trip from

C$ 732

One-way from

C$ 372

Popular in

July

Cheapest in

January

Average price

C$ 789

Good round-trip deal

C$ 885 or less

Good one-way deal

C$ 498 or less
Air Transat
  • Air Transat
  • 7/11-13/11
  • 2 total stops
  • 26h 00m total
  • Montreal to London
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1/10
  • 1/10
  • 1 total stop
  • 10h 00m total
  • Montreal to London
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Highest demand for flights based on searches. 15% potential increase in price (C$ 223 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 September 2025
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Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to London Gatwick.
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Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to London Gatwick.
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Find flight deals from Pierre Elliott Trudeau Intl to Gatwick

Cheapest flights from Pierre Elliott Trudeau Intl to Gatwick
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2025.

Fri 7/112:30 p.m.YUL - LGW
1 stop14h 15mAir Transat
Wed 12/1111:40 a.m.LGW - YUL
1 stop11h 45mAir Transat
Deal found 17/9C$ 732
Sun 12/106:45 a.m.YUL - LGW
1 stop23h 00mAir Transat
Fri 31/1011:40 a.m.LGW - YUL
1 stop16h 55mAir Transat
Deal found 16/9C$ 733
Mon 6/104:00 p.m.YUL - LGW
1 stop13h 45mAir Transat
Fri 10/1011:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Deal found 17/9C$ 735
Mon 10/1110:35 a.m.YUL - LGW
1 stop18h 10mAir Transat
Fri 21/1111:40 a.m.LGW - YUL
1 stop11h 45mAir Transat
Deal found 17/9C$ 736
Sat 11/106:45 a.m.YUL - LGW
1 stop23h 00mAir Transat
Fri 31/1011:40 a.m.LGW - YUL
1 stop14h 30mAir Transat
Deal found 15/9C$ 738
Wed 5/1110:35 a.m.YUL - LGW
1 stop18h 10mPorter Airlines
Tue 11/1111:40 a.m.LGW - YUL
1 stop11h 45mPorter Airlines
Deal found 16/9C$ 740
Sat 11/1010:05 p.m.YUL - LGW
Nonstop6h 45mAir Transat
Wed 29/1011:40 a.m.LGW - YUL
1 stop16h 55mAir Transat
Deal found 15/9C$ 743
Fri 24/105:05 p.m.YUL - LGW
1 stop12h 40mAir Transat
Mon 3/1111:40 a.m.LGW - YUL
1 stop11h 45mAir Transat
Deal found 18/9C$ 745
Tue 30/93:10 p.m.YUL - LGW
1 stop14h 35mAir Transat
Thu 9/1011:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Deal found 15/9C$ 746
Thu 23/1010:05 p.m.YUL - LGW
Nonstop6h 45mAir Transat
Tue 4/1111:40 a.m.LGW - YUL
1 stop11h 45mAir Transat
Deal found 18/9C$ 747

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Gatwick 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 19 September 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Gatwick

Route

Depart

Return

Price

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Tue 7/10

4:00 p.m.-10:45 a.m.

1 stop13h 45m

London Gatwick

Sat 11/10

12:40 p.m.-7:20 p.m.

1 stop11h 40m

C$ 732

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Fri 7/11

2:30 p.m.-9:45 a.m.

1 stop14h 15m

London Gatwick

Wed 12/11

11:40 a.m.-6:25 p.m.

1 stop11h 45m

C$ 732

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

2:30 p.m.-9:45 a.m.

1 stop14h 15m

London Gatwick

Sun 9/11

11:40 a.m.-6:25 p.m.

1 stop11h 45m

C$ 754

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sun 9/11

2:30 p.m.-9:45 a.m.

1 stop14h 15m

London Gatwick

Wed 12/11

11:40 a.m.-6:25 p.m.

1 stop11h 45m

C$ 757

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sun 9/11

2:30 p.m.-9:45 a.m.

1 stop14h 15m

London Gatwick

Tue 11/11

11:40 a.m.-6:25 p.m.

1 stop11h 45m

C$ 757

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

2:30 p.m.-9:45 a.m.

1 stop14h 15m

London Gatwick

Sat 8/11

11:40 a.m.-6:25 p.m.

1 stop11h 45m

C$ 757

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sat 8/11

3:55 p.m.-9:45 a.m.

1 stop12h 50m

London Gatwick

Tue 11/11

11:40 a.m.-6:25 p.m.

1 stop11h 45m

C$ 757

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 5/11

2:30 p.m.-9:45 a.m.

1 stop14h 15m

London Gatwick

Sat 8/11

11:40 a.m.-6:25 p.m.

1 stop11h 45m

C$ 757

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 5/11

2:30 p.m.-9:45 a.m.

1 stop14h 15m

London Gatwick

Sun 9/11

11:40 a.m.-6:25 p.m.

1 stop11h 45m

C$ 757

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sun 9/11

2:30 p.m.-9:45 a.m.

1 stop14h 15m

London Gatwick

Thu 13/11

11:40 a.m.-6:25 p.m.

1 stop11h 45m

C$ 757

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/9

Showing 1-10 of 18 results
1
2

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

Have a flexible travel schedule? Discover the best time to fly to Gatwick 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.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from Pierre Elliott Trudeau Intl to Gatwick. Price data was last updated on 12 September 2025.

The price you pay for your flight from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport may vary depending on when you book. For the best chance of a lower fare, look to book 67 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 Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport?

Currently, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport (average of C$ 511). Flying from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport in July is currently the most expensive (average of C$ 793). 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 LGW?

Find hourly flight availability from Pierre Elliott Trudeau Intl to Gatwick. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 September 2025.

When flying from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 22% versus a flight in the evening.

Reviews of airlines servicing Gatwick

Get insights into the airlines that provide service to Gatwick. 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 Gatwick. Reviews last updated 19 September 2025.
Check out reviews from past customers who have flown with Porter Airlines,Air Transat, andTAP AIR PORTUGAL from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
365 reviews
Check prices

Overall

7.9

Boarding

8.2

Crew

8.6

Entertainment

7.0

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
7.9
Good
365 reviews
Porter Airlines
7.9
Good
365 reviews
Check prices

Overall

7.9

Boarding

8.2

Crew

8.6

Entertainment

7.0

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Transat
7.7
Good
441 reviews
Porter Airlines
7.9
Good
365 reviews
Check prices

Overall

7.9

Boarding

8.2

Crew

8.6

Entertainment

7.0

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
TAP AIR PORTUGAL
7.1
Good
1,978 reviews
Porter Airlines
7.9
Good
365 reviews
Check prices

Overall

7.9

Boarding

8.2

Crew

8.6

Entertainment

7.0

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
British Airways
6.7
Okay
7,373 reviews
Porter Airlines
7.9
Good
365 reviews
Check prices

Overall

7.9

Boarding

8.2

Crew

8.6

Entertainment

7.0

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to Gatwick. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport?

    Airlines like Air Transat fly from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport in about 13h 45m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 5243 km.

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

    According to our current data, TAP AIR PORTUGAL (C$ 602), Air Transat (C$ 654), and Porter Airlines (C$ 716) offers the cheapest pricing from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport. TAP AIR PORTUGAL is currently priced 32% below the average price you’ll pay for this route.

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

    The cheapest flight price from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport is C$ 406. On average you can expect to pay C$ 985. The most popular route, (Montreal Pierre Elliott Trudeau Intl - London Gatwick), can usually be booked for C$ 666.

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

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

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

    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 Gatwick.

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

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Gatwick 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 Gatwick Airport?

    Currently, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport (average of C$ 511). Flying from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport in July is currently the most expensive (average of C$ 793). 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 London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Brentford
Sutton
Hounslow
Slough
Marlow
Milton Keynes
Romford
Watford
Bedford
Luton
Southall

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Top 4 airlines flying from Pierre Elliott Trudeau Intl to Gatwick

Discover the top 4 airlines that operate flights from Pierre Elliott Trudeau Intl to Gatwick. 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 19 September 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapestC$ 602AverageC$ 676FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air TransatCheapestC$ 654AverageC$ 945FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Porter AirlinesCheapestC$ 716AverageC$ 888FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
British AirwaysCheapestC$ 873AverageC$ 983FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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

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

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

Not ready to book yet? You can track prices for flights from Pierre Elliott Trudeau Intl to Gatwick on Cheapflights with our Price Alert feature and get notified when better prices are available.

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