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Cheap flights from Porto to Montreal Pierre Elliott Trudeau Intl Airport from C$ 358

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 18/6. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — YUL
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Porto to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from Porto to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Porto to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 March 2026.

Thu 9/46:20 a.m.
OPO
-
YUL
1 stop17h 30m
Lufthansa
Wed 15/48:40 p.m.
YUL
-
OPO
1 stop21h 45m
Lufthansa
Deal found 10/3C$ 649
Thu 4/611:50 a.m.
OPO
-
YUL
Nonstop7h 05m
Air Canada
Mon 8/67:45 p.m.
YUL
-
OPO
Nonstop6h 15m
Air Canada
Deal found 9/3C$ 664
Thu 23/47:20 p.m.
OPO
-
YUL
1 stop24h 40m
Multiple Airlines
Thu 30/44:40 p.m.
YUL
-
OPO
1 stop20h 50m
Multiple Airlines
Deal found 9/3C$ 666
Sun 26/46:00 a.m.
OPO
-
YUL
2 stops30h 10m
Multiple Airlines
Tue 5/58:20 p.m.
YUL
-
OPO
1 stop12h 25m
Multiple Airlines
Deal found 6/3C$ 670
Mon 16/35:00 a.m.
OPO
-
YUL
1 stop17h 20m
KLM
Tue 31/36:50 p.m.
YUL
-
OPO
1 stop18h 30m
KLM
Deal found 5/3C$ 685
Fri 15/56:00 a.m.
OPO
-
YUL
2 stops30h 10m
Air Canada
Sat 30/58:10 a.m.
YUL
-
OPO
1 stop20h 35m
Air Canada
Deal found 10/3C$ 693
Thu 9/46:00 a.m.
OPO
-
YUL
2 stops30h 36m
Air Canada
Wed 15/44:40 p.m.
YUL
-
OPO
1 stop20h 50m
Air Canada
Deal found 10/3C$ 696
Sat 29/86:30 a.m.
OPO
-
YUL
1 stop13h 35m
KLM
Wed 16/97:00 p.m.
YUL
-
OPO
1 stop15h 25m
KLM
Deal found 8/3C$ 707

Find flight deals from Porto to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Pierre Elliott Trudeau Intl (YUL). 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 10 March 2026.

Round-trip from

C$ 649

One-way from

C$ 358

Popular in

October

Cheapest in

May

Average price

C$ 649

Good one-way deal

C$ 420 or less
Lufthansa
  • Lufthansa
  • 9/4-15/4
  • 2 total stops
  • 39h 15m total
  • Porto to Montreal
Search Deals
Iberia
  • Iberia
  • 18/6
  • 2 total stops
  • 16h 55m total
  • Porto to Montreal
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 93 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 63 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a one-way flight from Porto to Montreal Pierre Elliott Trudeau Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto to Pierre Elliott Trudeau Intl 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 10 March 2026.
Use the filters below to find and compare flights from Porto to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortoMontreal

OPO - YUL

OPOYUL

Porto

Thu 23/4

7:20 p.m.-3:00 p.m.

1 stop24h 40m

Montreal Pierre Elliott Trudeau Intl

Thu 30/4

4:40 p.m.-6:30 p.m.

1 stop20h 50m

C$ 666
Quickest round-trip

PortoMontreal

OPO - YUL

OPOYUL

Porto

Sat 29/8

6:30 a.m.-3:05 p.m.

1 stop13h 35m

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

7:00 p.m.-3:25 p.m.

1 stop15h 25m

C$ 707

PortoMontreal

OPO - YUL

OPOYUL

Porto

Sun 30/8

6:30 a.m.-3:05 p.m.

1 stop13h 35m

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

7:00 p.m.-3:25 p.m.

1 stop15h 25m

C$ 731

PortoMontreal

OPO - YUL

OPOYUL

Porto

Fri 26/6

12:35 p.m.-12:00 p.m.

2 stops28h 25m

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

6:10 a.m.-6:55 a.m.

2 stops19h 45m

C$ 737

PortoMontreal

OPO - YUL

OPOYUL

Porto

Sun 26/4

4:25 p.m.-3:05 p.m.

1 stop27h 40m

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

5:00 p.m.-10:05 p.m.

1 stop24h 05m

C$ 738

PortoMontreal

OPO - YUL

OPOYUL

Porto

Sat 29/8

6:30 a.m.-3:05 p.m.

1 stop13h 35m

Montreal Pierre Elliott Trudeau Intl

Wed 16/9

7:00 p.m.-3:30 p.m.

2 stops15h 30m

C$ 749

PortoMontreal

OPO - YUL

OPOYUL

Porto

Sun 26/4

6:00 a.m.-8:38 a.m.

2 stops31h 38m

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

8:20 a.m.-11:10 a.m.

2 stops21h 50m

C$ 764

PortoMontreal

OPO - YUL

OPOYUL

Porto

Sun 26/4

2:35 p.m.-1:50 p.m.

2 stops28h 15m

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

4:40 p.m.-5:35 p.m.

2 stops19h 55m

C$ 797

PortoMontreal

OPO - YUL

OPOYUL

Porto

Wed 19/8

9:00 a.m.-7:47 a.m.

2 stops27h 47m

Montreal Pierre Elliott Trudeau Intl

Sat 19/9

8:30 a.m.-9:45 a.m.

2 stops20h 15m

C$ 828

PortoMontreal

OPO - YUL

OPOYUL

Porto

Thu 4/6

9:00 a.m.-4:10 p.m.

1 stop12h 10m

Montreal Pierre Elliott Trudeau Intl

Mon 8/6

1:10 p.m.-3:40 p.m.

2 stops21h 30m

C$ 835

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/3

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Porto 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.

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Get insights into the airlines that provide service to Pierre Elliott Trudeau Intl. 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 Pierre Elliott Trudeau Intl. Reviews last updated 10 March 2026.
Read reviews from past customers who have flown Air Transat from Porto to Montreal Pierre Elliott Trudeau Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.7
Good
520 reviews
Check prices

Crew

8.5

Overall

7.7

Boarding

7.9

Food

6.8

Comfort

7.3

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Transat
7.7
Good
520 reviews
Air Transat
7.7
Good
520 reviews
Check prices

Crew

8.5

Overall

7.7

Boarding

7.9

Food

6.8

Comfort

7.3

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.

Related info for your journey

Find useful and relevant information for your journey from Porto to Pierre Elliott Trudeau Intl. 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 from for flights from Porto to Montreal Pierre Elliott Trudeau Intl?

    Porto (OPO) is the airport you will fly out of if you book a flight from Porto to Montreal Pierre Elliott Trudeau Intl. You should not have trouble finding flights to Montreal Pierre Elliott Trudeau Intl from Porto; the airport handles an average of 0 outbound flights to Montreal Pierre Elliott Trudeau Intl per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Porto airport to Montreal Pierre Elliott Trudeau Intl. It is only a 10.9 km journey to Porto (OPO) from Porto’s city centre.

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

    KLM and United Airlines can get you from Porto to Montreal Pierre Elliott Trudeau Intl Airport in just under 13h 35m. Your travel time can differ by up to 14h 50m. The distance between Porto and Montreal Pierre Elliott Trudeau Intl Airport is about 5132 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from Porto to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    Air Transat, at C$ 573, was found to be the cheapest airline from Porto to Montreal Pierre Elliott Trudeau Intl Airport.. Air Transat is priced at 25% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is Air Transat, with whom users have recently found tickets for as low as C$ 359. However, be on the lookout for offers from Azores Airlines and TAP AIR PORTUGAL, as they are both options that can get you from Porto to Montreal Pierre Elliott Trudeau Intl Airport for a low price.

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

    The cheapest flight price from Porto to Montreal Pierre Elliott Trudeau Intl Airport is C$ 298. On average you can expect to pay C$ 533. The most popular route, (Porto - Montreal Pierre Elliott Trudeau Intl), can usually be booked for C$ 666.

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

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto to Pierre Elliott Trudeau Intl.

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

    Yes. Cheapflights offers flight deals from Porto to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling 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
Laval
Trois-Rivières
Dorval
Sherbrooke
Cornwall
Montebello
Brossard
Boucherville
Longueuil
Magog
Saint-Jean-sur-Richelieu
Bromont
Drummondville
North Hatley
Saint-Sauveur
Louiseville

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Porto to Pierre Elliott Trudeau Intl

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

Top airline flying from Porto to Pierre Elliott Trudeau Intl

Discover the top airline that operate flights from Porto to Pierre Elliott Trudeau Intl. 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 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 573AverageC$ 672FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

Fly with Cheapflights

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

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

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

Need flexible booking options for your flight to Pierre Elliott Trudeau Intl from Porto? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Pierre Elliott Trudeau Intl from Porto today and book when prices fit your budget.

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