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$298+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to Porto (OPO)

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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — OPO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to Porto are usually found in November or February, booked 36 days in advance, depart on a Tuesday or Saturday and return on a Monday

Cheap flight deals from Pierre Elliott Trudeau Intl to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Porto (OPO). 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 June 12, 2025.

Round-trip from

$561
(Lufthansa)

One-way from

$298
(Connections by easyJet)

Popular in

December

Cheapest in

November

Average price

$692

Good round-trip deal

$606 or less
From Montreal Pierre Elliott Trudeau Intl to Porto
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One-way flight from Montreal Pierre Elliott Trudeau Intl to Porto
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Highest demand for flights based on searches. 6% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Porto.
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Find flight deals from Pierre Elliott Trudeau Intl to Porto

Cheapest flights from Pierre Elliott Trudeau Intl to Porto
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Lufthansa deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/110:00 pmYUL - OPO
Nonstop6h 35mLufthansa
Mon 9/86:15 amOPO - YUL
1 stop17h 35mLufthansa
Deal found 6/12$561
This Porter Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/35:50 pmYUL - OPO
1 stop12h 55mPorter Airlines
Thu 9/111:30 pmOPO - YUL
1 stop10h 50mPorter Airlines
Deal found 6/12$562
This Connections by easyJet deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1511:00 pmYUL - OPO
1 stop18h 55mMultiple Airlines
Fri 10/312:40 pmOPO - YUL
1 stop13h 20mMultiple Airlines
Deal found 6/11$573
This Air Transat deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Transat is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/187:25 pmYUL - OPO
Nonstop6h 20mAir Transat
Sat 11/18:50 amOPO - YUL
1 stop12h 25mAir Transat
Deal found 6/12$587
This SWISS deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/71:30 pmYUL - OPO
2 stops37h 25mSWISS
Mon 10/67:20 pmOPO - YUL
1 stop24h 40mSWISS
Deal found 6/12$589
This KLM deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/210:30 pmYUL - OPO
1 stop12h 00mKLM
Wed 9/108:10 pmOPO - YUL
1 stop25h 45mKLM
Deal found 6/12$598
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1210:30 pmYUL - OPO
1 stop28h 55mDelta
Wed 9/246:15 amOPO - YUL
1 stop15h 40mDelta
Deal found 6/11$599
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:15 amYUL - OPO
2 stops19h 40mUnited Airlines
Tue 9/169:00 amOPO - YUL
2 stops15h 45mUnited Airlines
Deal found 6/11$604
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2810:45 pmYUL - OPO
1 stop16h 45mTAP AIR PORTUGAL
Wed 10/89:15 pmOPO - YUL
1 stop28h 55mTAP AIR PORTUGAL
Deal found 6/11$642
This Air Canada deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1310:00 pmYUL - OPO
Nonstop6h 35mAir Canada
Wed 10/156:15 amOPO - YUL
1 stop19h 45mAir Canada
Deal found 6/10$643

Cheapflights Fare Finder

Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Porto 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 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Porto that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Porto

Route

Depart

Return

Price

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Mon 9/1

10:00 pm-9:35 am

Nonstop6h 35m

Porto

Mon 9/8

6:15 am-6:50 pm

1 stop17h 35m

$561

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Wed 9/3

5:50 pm-11:45 am

1 stop12h 55m

Porto

Thu 9/11

1:30 pm-7:20 pm

1 stop10h 50m

$562

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Mon 9/15

11:00 pm-10:55 pm

1 stop18h 55m

Porto

Fri 10/3

12:40 pm-9:00 pm

1 stop13h 20m

$573

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Sat 10/18

7:25 pm-6:45 am

Nonstop6h 20m

Porto

Sat 11/1

8:50 am-5:15 pm

1 stop12h 25m

$587

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Sun 9/7

1:30 pm-7:55 am

2 stops37h 25m

Porto

Mon 10/6

7:20 pm-3:00 pm

1 stop24h 40m

$589

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Tue 9/2

10:30 pm-3:30 pm

1 stop12h 00m

Porto

Thu 9/11

8:20 pm-4:55 pm

1 stop25h 35m

$598

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Fri 9/12

10:30 pm-8:25 am

1 stop28h 55m

Porto

Wed 9/24

6:15 am-4:55 pm

1 stop15h 40m

$599

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Sat 8/30

6:15 am-6:55 am

2 stops19h 40m

Porto

Tue 9/16

9:00 am-7:45 pm

2 stops15h 45m

$604

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Sun 9/28

10:45 pm-8:30 pm

1 stop16h 45m

Porto

Wed 10/8

9:15 pm-9:10 pm

1 stop28h 55m

$642

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Sat 9/13

10:00 pm-9:35 am

Nonstop6h 35m

Porto

Wed 10/15

6:15 am-9:00 pm

1 stop19h 45m

$643

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 17 results
1
2

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

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

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

Use this chart to determine the optimal time to book a round-trip flight from Pierre Elliott Trudeau Intl to Porto. Price data was last updated on June 9, 2025.

The best time to book flights from Montreal Pierre Elliott Trudeau Intl Airport to Porto is 36 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 Pierre Elliott Trudeau Intl Airport to Porto?

Currently, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Porto (average of $523). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Porto in June is currently the most expensive (average of $1,047). 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 OPO?

Find hourly flight availability from Pierre Elliott Trudeau Intl to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

One of the essential ways to save on airfare from Montreal Pierre Elliott Trudeau Intl Airport to Porto is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 22% on airfare.

Rainfall in Porto by month

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

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

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

If weather is an important factor for your trip to Porto, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated June 12, 2025.
To help decide which airline to fly from Montreal to Porto, see what other customers have to say about Porter Airlines, Delta and KLM. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
288 reviews

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Overall

8.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Porter Airlines
8.0
Very good
288 reviews
Porter Airlines
8.0
Very good
288 reviews

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Overall

8.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Delta
8.0
Very good
7,950 reviews
Porter Airlines
8.0
Very good
288 reviews

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Overall

8.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
KLM
7.8
Good
1,358 reviews
Porter Airlines
8.0
Very good
288 reviews

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Overall

8.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Air Transat
7.8
Good
396 reviews
Porter Airlines
8.0
Very good
288 reviews

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Overall

8.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Azores Airlines
7.6
Good
66 reviews
Porter Airlines
8.0
Very good
288 reviews

Entertainment

7.0

Boarding

8.2

Comfort

8.1

Food

7.6

Overall

8.0

Crew

8.7

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!

Related info for your journey

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

  • What airport do you fly into for flights to Porto from Montreal Pierre Elliott Trudeau Intl?

    Most people fly into Porto (OPO) if they book a flight to Porto from Montreal Pierre Elliott Trudeau Intl. On average, Porto has 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day from 3 airlines. Porto is conveniently located just 6.8 mi from Porto’s city center.

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

    Currently priced at $561, Lufthansa will fly you from Montreal Pierre Elliott Trudeau Intl Airport to Porto and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Porter Airlines and Air Transat - these airlines can fly you to your destination from $562 and $587, respectively. You may be able to fly from Montreal Pierre Elliott Trudeau Intl Airport to Porto for 17% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $311 on Azores Airlines. Other airlines that offer cheap prices include TAP AIR PORTUGAL from $317 and Air Canada from $361 one-way.

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

    While on average a flight from Montreal Pierre Elliott Trudeau Intl Airport to Porto is generally $684, our data shows the cheapest flight currently is $526. When looking at the most popular route, (Montreal Pierre Elliott Trudeau Intl - Porto), you can expect to pay $534 for that flight.

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

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

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

    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 Porto.

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

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

    Currently, January is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Porto (average of $523). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Porto in June is currently the most expensive (average of $1,047). 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

Traveling 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
Aveiro
Coimbra
Matosinhos
Arcos de Valdevez

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Alternative routes for Pierre Elliott Trudeau Intl to Porto

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Lisbon flights

Top 3 airlines flying from Pierre Elliott Trudeau Intl to Porto

Discover the top 3 airlines that operate flights from Pierre Elliott Trudeau Intl to Porto. 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$437Average$637FlexibilityNo cancel feeOn-timeN/A
Air TransatCheapest$528Average$714FlexibilityNo cancel feeOn-time50%
Porter AirlinesCheapest$578Average$720FlexibilityNo cancel feeOn-time52%

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