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Cheap flights from Porto to Montreal from C$ 326

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto to Montreal departing on 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Air Transat Logo
8:40 a.m. - 10:55 a.m.OPO-YUL
7h 15mdirect
Air Transat Logo
7:40 p.m. - 7:00 a.m.YUL-OPO
6h 20mdirect
C$ 534Air Transat
Find Deal
Fri, 19 Sep - Thu, 25 Sep
Air Transat Logo
8:25 a.m. - 10:40 a.m.OPO-YUL
7h 15mdirect
Air Transat Logo
10:00 a.m. - 11:55 a.m.YUL-OPO
20h 55m1 stop
C$ 586Air Transat
Find Deal
Tue, 16 Sep - Wed, 8 Oct
Lufthansa Logo
6:00 a.m. - 4:00 p.m.OPO-YUL
15h 00m1 stop
Lufthansa Logo
10:00 p.m. - 9:35 a.m.YUL-OPO
6h 35mdirect
C$ 610Lufthansa
Find Deal
Mon, 15 Sep - Mon, 22 Sep
Lufthansa Logo
6:00 a.m. - 4:00 p.m.OPO-YUL
15h 00m1 stop
Lufthansa Logo
10:50 p.m. - 11:20 p.m.YUL-OPO
19h 30m1 stop
C$ 611Lufthansa
Find Deal
Tue, 16 Sep - Wed, 8 Oct
Logo
6:00 a.m. - 4:00 p.m.OPO-YUL
15h 00m1 stop
Logo
4:40 p.m. - 11:25 a.m.YUL-OPO
13h 45m1 stop
C$ 613
Find Deal
Mon, 15 Sep - Mon, 22 Sep
Logo
6:00 a.m. - 4:00 p.m.OPO-YUL
15h 00m1 stop
Logo
4:40 p.m. - 11:25 a.m.YUL-OPO
13h 45m1 stop
C$ 617
Find Deal
Mon, 15 Sep - Mon, 22 Sep
Air Canada Logo
12:50 p.m. - 3:15 p.m.OPO-YUL
7h 25mdirect
Air Canada Logo
4:40 p.m. - 11:30 a.m.YUL-OPO
13h 50m1 stop
C$ 618Air Canada
Find Deal
Tue, 16 Sep - Tue, 7 Oct
Air Canada Logo
6:00 a.m. - 9:52 p.m.OPO-YUL
20h 52m2 stops
Air Canada Logo
4:45 p.m. - 11:15 a.m.YUL-OPO
13h 30m1 stop
C$ 628Air Canada
Find Deal
Sat, 6 Dec - Wed, 10 Dec
SWISS Logo
12:00 p.m. - 3:10 p.m.OPO-YUL
32h 10m1 stop
SWISS Logo
4:45 p.m. - 5:35 p.m.YUL-OPO
19h 50m2 stops
C$ 636SWISS
Find Deal
Sat, 6 Dec - Sat, 13 Dec
SWISS Logo
12:15 p.m. - 3:00 p.m.OPO-YUL
31h 45m1 stop
SWISS Logo
4:40 p.m. - 1:45 p.m.YUL-OPO
16h 05m2 stops
C$ 649SWISS
Find Deal
Tue, 16 Sep - Wed, 8 Oct

SWISS flights from Porto to Montreal Pierre Elliott Trudeau Intl Airport

Our best SWISS deals on Porto to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
SWISS
6 Dec
OPO12:00 p.m.Porto
32h 10m
1 stop
YUL3:10 p.m.Montreal Pierre Elliott Trudeau Intl
13 Dec
YUL4:45 p.m.Montreal Pierre Elliott Trudeau Intl
19h 50m
2 stops
OPO5:35 p.m.Porto
C$ 636
Find similar
SWISS
16 Sep
OPO12:15 p.m.Porto
31h 45m
1 stop
YUL3:00 p.m.Montreal Pierre Elliott Trudeau Intl
8 Oct
YUL4:40 p.m.Montreal Pierre Elliott Trudeau Intl
16h 05m
2 stops
OPO1:45 p.m.Porto
C$ 649
Find similar
SWISS
15 Sep
OPO7:20 p.m.Porto
24h 40m
1 stop
YUL3:00 p.m.Montreal Pierre Elliott Trudeau Intl
8 Oct
YUL4:40 p.m.Montreal Pierre Elliott Trudeau Intl
16h 05m
2 stops
OPO1:45 p.m.Porto
C$ 691
Find similar

Air Canada flights from Porto to Montreal Pierre Elliott Trudeau Intl Airport

Our best Air Canada deals on Porto to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Air Canada
16 Sep
OPO12:50 p.m.Porto
7h 25m
YUL3:15 p.m.Montreal Pierre Elliott Trudeau Intl
7 Oct
YUL4:40 p.m.Montreal Pierre Elliott Trudeau Intl
13h 50m
1 stop
OPO11:30 a.m.Porto
C$ 618
Find similar
Air Canada
6 Dec
OPO6:00 a.m.Porto
20h 52m
2 stops
YUL9:52 p.m.Montreal Pierre Elliott Trudeau Intl
10 Dec
YUL4:45 p.m.Montreal Pierre Elliott Trudeau Intl
13h 30m
1 stop
OPO11:15 a.m.Porto
C$ 628
Find similar
Air Canada
16 Dec
OPO6:00 a.m.Porto
22h 22m
2 stops
YUL11:22 p.m.Montreal Pierre Elliott Trudeau Intl
27 Dec
YUL8:10 p.m.Montreal Pierre Elliott Trudeau Intl
11h 40m
1 stop
OPO12:50 p.m.Porto
C$ 632
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Porto to Montreal Pierre Elliott Trudeau Intl Airport 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, momondo users made 96,600 searches. Data last updated 2 August 2025.
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

PortoMontreal

OPO - YUL

OPOYUL

Porto

Fri 19/9

8:40 a.m.-10:55 a.m.

Nonstop7h 15m

Montreal Pierre Elliott Trudeau Intl

Thu 25/9

7:40 p.m.-7:00 a.m.

Nonstop6h 20m

C$ 534

PortoMontreal

OPO - YUL

OPOYUL

Porto

Tue 16/9

8:25 a.m.-10:40 a.m.

Nonstop7h 15m

Montreal Pierre Elliott Trudeau Intl

Wed 8/10

10:00 a.m.-11:55 a.m.

1 stop20h 55m

C$ 586

PortoMontreal

OPO - YUL

OPOYUL

Porto

Mon 15/9

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

1 stop15h 00m

Montreal Pierre Elliott Trudeau Intl

Mon 22/9

10:00 p.m.-9:35 a.m.

Nonstop6h 35m

C$ 610

PortoMontreal

OPO - YUL

OPOYUL

Porto

Tue 16/9

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

1 stop15h 00m

Montreal Pierre Elliott Trudeau Intl

Wed 8/10

10:50 p.m.-11:20 p.m.

1 stop19h 30m

C$ 611

PortoMontreal

OPO - YUL

OPOYUL

Porto

Mon 15/9

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

1 stop15h 00m

Montreal Pierre Elliott Trudeau Intl

Mon 22/9

4:40 p.m.-11:25 a.m.

1 stop13h 45m

C$ 613

PortoMontreal

OPO - YUL

OPOYUL

Porto

Mon 15/9

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

1 stop15h 00m

Montreal Pierre Elliott Trudeau Intl

Mon 22/9

4:40 p.m.-11:25 a.m.

1 stop13h 45m

C$ 617

PortoMontreal

OPO - YUL

OPOYUL

Porto

Tue 16/9

12:50 p.m.-3:15 p.m.

Nonstop7h 25m

Montreal Pierre Elliott Trudeau Intl

Tue 7/10

4:40 p.m.-11:30 a.m.

1 stop13h 50m

C$ 618

PortoMontreal

OPO - YUL

OPOYUL

Porto

Sat 6/12

6:00 a.m.-9:52 p.m.

2 stops20h 52m

Montreal Pierre Elliott Trudeau Intl

Wed 10/12

4:45 p.m.-11:15 a.m.

1 stop13h 30m

C$ 628

PortoMontreal

OPO - YUL

OPOYUL

Porto

Sat 6/12

12:00 p.m.-3:10 p.m.

1 stop32h 10m

Montreal Pierre Elliott Trudeau Intl

Sat 13/12

4:45 p.m.-5:35 p.m.

2 stops19h 50m

C$ 636

PortoMontreal

OPO - YUL

OPOYUL

Porto

Tue 16/9

12:15 p.m.-3:00 p.m.

1 stop31h 45m

Montreal Pierre Elliott Trudeau Intl

Wed 8/10

4:40 p.m.-1:45 p.m.

2 stops16h 05m

C$ 649

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Montreal from

How to get the cheapest flight ticket from Porto to Montreal Pierre Elliott Trudeau Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport?

The month of May is, on average, the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport from Porto, with most prices found around C$ 519. The month of November is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Porto averaging around C$ 590.

What is the cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

The cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport is on a Sunday when prices can be found for as low as C$ 667. This is often the case because there is less demand to fly during this day of the week. On the other hand, Wednesday is the most expensive day to depart from Porto because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 774.

What is the cheapest time of day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

In the morning is the cheapest time of day to fly from Porto to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as C$ 709. Flying to Montreal Pierre Elliott Trudeau Intl Airport in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around C$ 711. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Porto to Montreal Pierre Elliott Trudeau Intl flight route?

Fly from Porto to Montreal Pierre Elliott Trudeau Intl for the best Porto - Montreal Pierre Elliott Trudeau Intl flight prices

What cabin class options are available on Porto to Montreal Pierre Elliott Trudeau Intl flights?

There are 2 cabin classes available to choose from on Porto to Montreal Pierre Elliott Trudeau Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Porto to Montreal Pierre Elliott Trudeau Intl Airport flight prices changed over time?

As of August 2025, prices for Porto to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 5% cheaper when compared to flights at the same time last year.

When to book flights from Porto to Montreal Pierre Elliott Trudeau Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Porto to Montreal Pierre Elliott Trudeau Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Porto to Montreal Pierre Elliott Trudeau Intl Airport (OPO to YUL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto to Montreal Pierre Elliott Trudeau Intl Airport

Best price found

C$ 326

Fastest flight time

7h 15m

Direct flights

Mon, Wed, Thu, Fri and Sat
The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from Porto in the past 72 hours is C$ 326. The best round-trip flight deal from Porto to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is C$ 534.
The fastest flight from Porto to Montreal Pierre Elliott Trudeau Intl Airport takes 7h 15m
Direct flights go from Porto to Montreal Pierre Elliott Trudeau Intl Airport on Monday, Wednesday, Thursday, Friday and Saturday. Airlines offering direct flights are: Porter Airlines, Lufthansa and Air Canada.
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  • How far is Porto to Montreal Pierre Elliott Trudeau Intl by plane?

    A flight from Porto to Montreal Pierre Elliott Trudeau Intl will travel around 5141.3 km. 7h 15m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Porto Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    Prices for flights from Porto Airport to Montreal Pierre Elliott Trudeau Intl Airport are updated daily.

  • How many operators does momondo search for flights from Porto Airport to Montreal Pierre Elliott Trudeau Intl Airport?

  • How old do you have to be to fly from Porto Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Porto Airport to Montreal Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The required travel and health documents for your Montreal Pierre Elliott Trudeau Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Montreal Pierre Elliott Trudeau Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Porto to Montreal Pierre Elliott Trudeau Intl Airport?

  • What is the most popular airline from Porto to Montreal Pierre Elliott Trudeau Intl Airport?

Best airlines flying from Porto to Montreal Pierre Elliott Trudeau Intl Airport

Compare and see reviews for airlines that fly from Porto to Montreal Pierre Elliott Trudeau Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 596Free CancellationRating
7.1
9,855 reviews
Search Air Canada flights
Air TransatPriceFrom C$ 596Free CancellationRating
7.7
424 reviews
Search Air Transat flights

  • Air Transat Flights From Porto to Montreal Pierre Elliott Trudeau Intl Airport

    Air Transat flies from Porto to Montreal Pierre Elliott Trudeau Intl Airport around 1 time per week, with 424 momondo users rating the airline 7.7/10. The cheapest Air Transat deal from Porto to Montreal Pierre Elliott Trudeau Intl Airport in the last 72 hours was C$ 431 (round-trip), much lower than the average airfare cost of C$ 494 for Air Transat flights on this route.

Travelling to a place near Montreal?

Book flights to Montreal if you plan to visit one of these locations
Laval
Montebello
Trois-Rivières
Sherbrooke
Brossard
Cornwall
Drummondville
Longueuil
Dorval
Magog
Bromont
Saint-Sauveur
Saint-Jean-sur-Richelieu
Boucherville
North Hatley
Sutton
Waterloo

Why use momondo?

Why should I use momondo to find a flight deal from Porto to Montreal?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Montreal from Porto.

Can I find flights from Porto to Montreal with flexible booking policies on momondo?

Flights from Porto to Montreal with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Porto to Montreal?

momondo provides multiple filters to help you find the best flight to Montreal from Porto. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Porto to Montreal right now. Can momondo alert me if prices change?

Price alerts on flights to Montreal from Porto are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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