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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Portugal from C$ 335

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 26/10. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — LIS
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Pierre Elliott Trudeau Intl to Portugal

Keep the following information in mind while searching for Pierre Elliott Trudeau Intl to Portugal flight deals. Data was last updated 11 September 2025.

Round-trip from

C$ 491

One-way from

C$ 335

Popular in

July

Cheapest in

January

Average price

C$ 869

Good round-trip deal

C$ 767 or less

Good one-way deal

C$ 422 or less
American Airlines
  • American Airlines
  • 26/2-9/3
  • 4 total stops
  • 98h 20m total
  • Montreal to Portugal
Search Deals
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 26/10
  • 1 total stop
  • 30h 30m total
  • Montreal to Portugal
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 176 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Portugal.
Search Deals
Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to Portugal.
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Find flight deals from Pierre Elliott Trudeau Intl to Portugal

Cheapest flights from Pierre Elliott Trudeau Intl to Portugal
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Tue 30/123:51 p.m.YUL - LIS
2 stops20h 49mAmerican Airlines
Sat 10/17:00 a.m.LIS - YUL
2 stops58h 15mAmerican Airlines
Deal found 9/9C$ 532
Mon 29/910:10 p.m.YUL - LIS
1 stop12h 30mAmerican Airlines
Tue 14/1010:15 p.m.LIS - YUL
2 stops27h 00mAmerican Airlines
Deal found 10/9C$ 536
Fri 7/118:30 p.m.YUL - LIS
2 stops40h 45mAmerican Airlines
Mon 17/118:45 p.m.LIS - YUL
2 stops51h 00mAmerican Airlines
Deal found 10/9C$ 538
Sat 25/107:29 a.m.YUL - LIS
2 stops45h 36mAmerican Airlines
Thu 6/116:30 a.m.LIS - YUL
2 stops41h 15mAmerican Airlines
Deal found 9/9C$ 539
Sat 25/1012:30 p.m.YUL - LIS
2 stops30h 55mIberia
Wed 5/118:45 p.m.LIS - YUL
2 stops27h 00mIberia
Deal found 10/9C$ 540
Wed 5/118:40 p.m.YUL - LIS
2 stops16h 25mAmerican Airlines
Fri 14/118:45 p.m.LIS - YUL
2 stops51h 00mAmerican Airlines
Deal found 10/9C$ 545
Mon 6/1010:10 p.m.YUL - LIS
2 stops16h 55mAmerican Airlines
Wed 22/1010:15 p.m.LIS - YUL
2 stops27h 00mAmerican Airlines
Deal found 9/9C$ 547
Mon 8/127:30 a.m.YUL - LIS
2 stops29h 35mAmerican Airlines
Tue 26/510:15 p.m.LIS - YUL
2 stops27h 00mAmerican Airlines
Deal found 9/9C$ 552
Mon 1/128:15 p.m.YUL - LIS
Nonstop6h 30mAir Transat
Tue 9/129:25 a.m.LIS - YUL
Nonstop7h 50mAir Transat
Deal found 10/9C$ 553
Tue 30/128:40 p.m.YUL - LIS
1 stop16h 00mAmerican Airlines
Thu 8/17:00 a.m.LIS - YUL
2 stops37h 00mAmerican Airlines
Deal found 9/9C$ 554
Sat 18/1010:30 a.m.YUL - LIS
2 stops31h 40mAmerican Airlines
Mon 3/116:45 p.m.LIS - YUL
2 stops29h 00mAmerican Airlines
Deal found 11/9C$ 557
Sun 30/119:45 p.m.YUL - FAO
1 stop21h 05mTAP AIR PORTUGAL
Sun 14/1211:15 a.m.FAO - YUL
1 stop14h 00mTAP AIR PORTUGAL
Deal found 11/9C$ 578

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Portugal 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 11 September 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Portugal that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Portugal

Route

Depart

Return

Price

MontrealFaro

YUL - FAO

YULFAO

Montreal Pierre Elliott Trudeau Intl

Sun 30/11

9:45 p.m.-11:50 p.m.

1 stop21h 05m

Faro

Sun 14/12

11:15 a.m.-8:15 p.m.

1 stop14h 00m

C$ 578

MontrealLisbon

YUL - LIS

YULLIS

Montreal Pierre Elliott Trudeau Intl

Mon 17/11

8:15 p.m.-7:45 a.m.

Nonstop6h 30m

Lisbon Humberto Delgado

Mon 1/12

9:25 a.m.-12:15 p.m.

Nonstop7h 50m

C$ 622

MontrealLisbon

YUL - LIS

YULLIS

Montreal Pierre Elliott Trudeau Intl

Mon 27/10

9:40 p.m.-6:55 p.m.

1 stop17h 15m

Lisbon Humberto Delgado

Tue 4/11

4:00 p.m.-6:45 p.m.

1 stop31h 45m

C$ 628

MontrealLisbon

YUL - LIS

YULLIS

Montreal Pierre Elliott Trudeau Intl

Thu 4/12

2:13 p.m.-8:10 a.m.

2 stops12h 57m

Lisbon Humberto Delgado

Thu 11/12

11:55 a.m.-7:48 p.m.

1 stop12h 53m

C$ 673

MontrealLisbon

YUL - LIS

YULLIS

Montreal Pierre Elliott Trudeau Intl

Wed 3/12

2:13 p.m.-8:10 a.m.

2 stops12h 57m

Lisbon Humberto Delgado

Wed 10/12

11:55 a.m.-9:42 p.m.

2 stops14h 47m

C$ 675

MontrealPonta Delgada

YUL - PDL

YULPDL

Montreal Pierre Elliott Trudeau Intl

Thu 25/9

9:30 p.m.-6:50 a.m.

Nonstop5h 20m

Ponta Delgada Nordela

Thu 2/10

6:15 p.m.-8:10 p.m.

Nonstop5h 55m

C$ 719

MontrealLisbon

YUL - LIS

YULLIS

Montreal Pierre Elliott Trudeau Intl

Sat 28/2

5:00 p.m.-11:20 a.m.

1 stop13h 20m

Lisbon Humberto Delgado

Mon 9/3

5:00 a.m.-6:20 p.m.

1 stop17h 20m

C$ 732

MontrealLisbon

YUL - LIS

YULLIS

Montreal Pierre Elliott Trudeau Intl

Tue 21/10

6:00 a.m.-10:45 a.m.

2 stops23h 45m

Lisbon Humberto Delgado

Thu 20/11

11:25 a.m.-5:20 p.m.

1 stop34h 55m

C$ 732

MontrealLisbon

YUL - LIS

YULLIS

Montreal Pierre Elliott Trudeau Intl

Sat 25/10

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

2 stops22h 00m

Lisbon Humberto Delgado

Mon 10/11

5:00 a.m.-5:20 p.m.

1 stop17h 20m

C$ 733

MontrealLisbon

YUL - LIS

YULLIS

Montreal Pierre Elliott Trudeau Intl

Fri 24/10

7:30 p.m.-9:00 a.m.

2 stops32h 30m

Lisbon Humberto Delgado

Thu 6/11

11:25 a.m.-5:20 p.m.

1 stop34h 55m

C$ 733

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 60 results
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Best time to book a flight from Pierre Elliott Trudeau Intl to Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Portugal (average of C$ 482). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Portugal in July is currently the most expensive (average of C$ 779). 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 PT?

Find hourly flight availability from Pierre Elliott Trudeau Intl to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montreal Pierre Elliott Trudeau Intl Airport to Portugal as you normally would.

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

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

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

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated 11 September 2025.
See what other customers who have flown with Porter Airlines,Air Transat, andAzores Airlines from Montreal Pierre Elliott Trudeau Intl Airport to Portugal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
363 reviews
Check prices

Crew

8.6

Boarding

8.1

Entertainment

7.0

Overall

7.9

Food

7.6

Comfort

7.9

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
363 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Crew

8.6

Boarding

8.1

Entertainment

7.0

Overall

7.9

Food

7.6

Comfort

7.9

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
438 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Crew

8.6

Boarding

8.1

Entertainment

7.0

Overall

7.9

Food

7.6

Comfort

7.9

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.
Azores Airlines
7.5
Good
73 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Crew

8.6

Boarding

8.1

Entertainment

7.0

Overall

7.9

Food

7.6

Comfort

7.9

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 Canada
7.1
Good
10,000 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Crew

8.6

Boarding

8.1

Entertainment

7.0

Overall

7.9

Food

7.6

Comfort

7.9

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
1,977 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Crew

8.6

Boarding

8.1

Entertainment

7.0

Overall

7.9

Food

7.6

Comfort

7.9

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 Portugal. 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 Portugal?

    Departing from Montreal Pierre Elliott Trudeau Intl Airport to Portugal will take you 6h 30m. There are 5234 km between Montreal Pierre Elliott Trudeau Intl Airport and Portugal. Both multi-stop and direct flights can be found to your destination and back.

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

    The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as C$ 335. However, be on the lookout for offers from Azores Airlines and Air Transat, as they are both options that can get you from Montreal Pierre Elliott Trudeau Intl Airport to Portugal for a low price.

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

    The most popular route from Montreal Pierre Elliott Trudeau Intl Airport to Portugal is Montreal Pierre Elliott Trudeau Intl - Lisbon Humberto Delgado. You may also consider Montreal Pierre Elliott Trudeau Intl - Funchal Madeira or Montreal Pierre Elliott Trudeau Intl - Ponta Delgada Nordela.

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

    No one likes to see their flight delayed. When booking a flight from Montreal Pierre Elliott Trudeau Intl Airport to Portugal consider choosing Air Canada (75%), United Airlines (75%) or Lufthansa (75%) as they are the most reliable in getting you off to your destination on time.

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

    Looking at all options, your cheapest flight can be booked for C$ 384. While the most popular route (Montreal Pierre Elliott Trudeau Intl - Lisbon Humberto Delgado) can be booked for C$ 392 on average, our data indicates C$ 1,889 when flying from Montreal Pierre Elliott Trudeau Intl Airport to Portugal.

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

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

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

    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 Portugal.

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

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

    Currently, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Portugal (average of C$ 482). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Portugal in July is currently the most expensive (average of C$ 779). 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

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Alternative routes for Pierre Elliott Trudeau Intl to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Pierre Elliott Trudeau Intl to Portugal

Discover the top 10 airlines that operate flights from Pierre Elliott Trudeau Intl to Portugal. 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 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapestC$ 265AverageC$ 855FlexibilityNo cancel feeOn-time79%
Search SWISS flights
American AirlinesCheapestC$ 372AverageC$ 500FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Azores AirlinesCheapestC$ 529AverageC$ 861FlexibilityNo cancel feeOn-time74%
Search Azores Airlines flights
Air FranceCheapestC$ 582AverageC$ 755FlexibilityNo cancel feeOn-time77%
Search Air France flights
TAP AIR PORTUGALCheapestC$ 610AverageC$ 948FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
British AirwaysCheapestC$ 611AverageC$ 760FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapestC$ 636AverageC$ 1,311FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
DeltaCheapestC$ 642AverageC$ 689FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air TransatCheapestC$ 646AverageC$ 1,044FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
KLMCheapestC$ 653AverageC$ 872FlexibilityNo cancel feeOn-time75%
Search KLM flights

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

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

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