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Cheap flights from Porto to Montreal from C$ 359

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 24/3. 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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Find the cheapest flights from Porto to Montreal

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
12:00 p.m. - 8:15 p.m.
OPO
-
YUL
13h 15m1 stop
TAP AIR PORTUGAL Logo
9:45 p.m. - 9:50 a.m.
YUL
-
OPO
31h 05m1 stop
C$ 600TAP AIR PORTUGAL
Fri, 23 Jan - Fri, 30 Jan
TAP AIR PORTUGAL Logo
6:55 a.m. - 8:15 p.m.
OPO
-
YUL
18h 20m1 stop
TAP AIR PORTUGAL Logo
9:45 p.m. - 8:00 a.m.
YUL
-
OPO
29h 15m1 stop
C$ 601TAP AIR PORTUGAL
Mon, 19 Jan - Sun, 25 Jan
Multiple Airlines Logo
6:00 a.m. - 11:52 p.m.
OPO
-
YUL
22h 52m2 stops
Multiple Airlines Logo
4:45 p.m. - 11:15 a.m.
YUL
-
OPO
13h 30m1 stop
C$ 618Multiple Airlines
Fri, 13 Feb - Tue, 17 Feb
Multiple Airlines Logo
6:00 a.m. - 7:58 p.m.
OPO
-
YUL
18h 58m2 stops
Multiple Airlines Logo
4:45 p.m. - 11:15 a.m.
YUL
-
OPO
13h 30m1 stop
C$ 620Multiple Airlines
Tue, 20 Jan - Tue, 27 Jan
Multiple Airlines Logo
6:00 a.m. - 12:22 p.m.
OPO
-
YUL
35h 22m2 stops
Multiple Airlines Logo
4:45 p.m. - 11:15 a.m.
YUL
-
OPO
13h 30m1 stop
C$ 623Multiple Airlines
Tue, 3 Feb - Tue, 17 Feb
Multiple Airlines Logo
6:00 a.m. - 10:22 p.m.
OPO
-
YUL
21h 22m2 stops
Multiple Airlines Logo
2:10 p.m. - 2:45 p.m.
YUL
-
OPO
19h 35m2 stops
C$ 627Multiple Airlines
Fri, 13 Feb - Tue, 17 Feb
Multiple Airlines Logo
12:05 p.m. - 3:10 p.m.
OPO
-
YUL
32h 05m1 stop
Multiple Airlines Logo
5:55 p.m. - 11:40 a.m.
YUL
-
OPO
12h 45m1 stop
C$ 629Multiple Airlines
Tue, 20 Jan - Tue, 27 Jan
Lufthansa Logo
12:30 p.m. - 12:00 p.m.
OPO
-
YUL
28h 30m1 stop
Lufthansa Logo
5:55 p.m. - 2:45 p.m.
YUL
-
OPO
15h 50m1 stop
C$ 630Lufthansa
Tue, 3 Feb - Tue, 17 Feb
Multiple Airlines Logo
6:00 a.m. - 7:43 a.m.
OPO
-
YUL
30h 43m2 stops
Multiple Airlines Logo
2:10 p.m. - 2:45 p.m.
YUL
-
OPO
19h 35m2 stops
C$ 637Multiple Airlines
Tue, 3 Feb - Tue, 17 Feb
SWISS Logo
12:05 p.m. - 1:45 p.m.
OPO
-
YUL
30h 40m2 stops
SWISS Logo
4:45 p.m. - 11:10 a.m.
YUL
-
OPO
13h 25m1 stop
C$ 644SWISS
Mon, 19 Jan - Sun, 25 Jan

United Airlines flights from Porto to Montreal Pierre Elliott Trudeau Intl Airport

Our best United Airlines deals on Porto to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
United Airlines
11 Mar
OPO6:00 a.m.Porto
33h 40m
2 stops
YUL11:40 a.m.Montreal Pierre Elliott Trudeau Intl
31 Mar
YUL8:30 a.m.Montreal Pierre Elliott Trudeau Intl
20h 15m
2 stops
OPO9:45 a.m.Porto
C$ 689
Find similar
United Airlines
11 Mar
OPO6:00 a.m.Porto
33h 40m
2 stops
YUL11:40 a.m.Montreal Pierre Elliott Trudeau Intl
31 Mar
YUL2:20 p.m.Montreal Pierre Elliott Trudeau Intl
14h 25m
2 stops
OPO9:45 a.m.Porto
C$ 691
Find similar
United Airlines
19 Jan
OPO6:00 a.m.Porto
35h 02m
2 stops
YUL12:02 p.m.Montreal Pierre Elliott Trudeau Intl
25 Jan
YUL8:05 a.m.Montreal Pierre Elliott Trudeau Intl
22h 35m
2 stops
OPO11:40 a.m.Porto
C$ 729
Find similar

TAP AIR PORTUGAL flights from Porto to Montreal Pierre Elliott Trudeau Intl Airport

Our best TAP AIR PORTUGAL deals on Porto to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
TAP AIR PORTUGAL
23 Jan
OPO12:00 p.m.Porto
13h 15m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
30 Jan
YUL9:45 p.m.Montreal Pierre Elliott Trudeau Intl
31h 05m
1 stop
OPO9:50 a.m.Porto
C$ 600
Find similar
TAP AIR PORTUGAL
19 Jan
OPO6:55 a.m.Porto
18h 20m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
25 Jan
YUL9:45 p.m.Montreal Pierre Elliott Trudeau Intl
29h 15m
1 stop
OPO8:00 a.m.Porto
C$ 601
Find similar
TAP AIR PORTUGAL
13 Jan
OPO8:00 p.m.Porto
29h 15m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
18 Jan
YUL9:45 p.m.Montreal Pierre Elliott Trudeau Intl
10h 15m
1 stop
OPO1:00 p.m.Porto
C$ 794
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 8 December 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 23/1

12:00 p.m.-8:15 p.m.

1 stop13h 15m

Montreal Pierre Elliott Trudeau Intl

Fri 30/1

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

1 stop31h 05m

C$ 600

PortoMontreal

OPO - YUL

OPOYUL

Porto

Mon 19/1

6:55 a.m.-8:15 p.m.

1 stop18h 20m

Montreal Pierre Elliott Trudeau Intl

Sun 25/1

9:45 p.m.-8:00 a.m.

1 stop29h 15m

C$ 601

PortoMontreal

OPO - YUL

OPOYUL

Porto

Fri 13/2

6:00 a.m.-11:52 p.m.

2 stops22h 52m

Montreal Pierre Elliott Trudeau Intl

Tue 17/2

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

1 stop13h 30m

C$ 618

PortoMontreal

OPO - YUL

OPOYUL

Porto

Tue 20/1

6:00 a.m.-7:58 p.m.

2 stops18h 58m

Montreal Pierre Elliott Trudeau Intl

Tue 27/1

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

1 stop13h 30m

C$ 620

PortoMontreal

OPO - YUL

OPOYUL

Porto

Tue 3/2

6:00 a.m.-12:22 p.m.

2 stops35h 22m

Montreal Pierre Elliott Trudeau Intl

Tue 17/2

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

1 stop13h 30m

C$ 623

PortoMontreal

OPO - YUL

OPOYUL

Porto

Fri 13/2

6:00 a.m.-10:22 p.m.

2 stops21h 22m

Montreal Pierre Elliott Trudeau Intl

Tue 17/2

2:10 p.m.-2:45 p.m.

2 stops19h 35m

C$ 627

PortoMontreal

OPO - YUL

OPOYUL

Porto

Tue 20/1

12:05 p.m.-3:10 p.m.

1 stop32h 05m

Montreal Pierre Elliott Trudeau Intl

Tue 27/1

5:55 p.m.-11:40 a.m.

1 stop12h 45m

C$ 629

PortoMontreal

OPO - YUL

OPOYUL

Porto

Tue 3/2

12:30 p.m.-12:00 p.m.

1 stop28h 30m

Montreal Pierre Elliott Trudeau Intl

Tue 17/2

5:55 p.m.-2:45 p.m.

1 stop15h 50m

C$ 630

PortoMontreal

OPO - YUL

OPOYUL

Porto

Tue 3/2

6:00 a.m.-7:43 a.m.

2 stops30h 43m

Montreal Pierre Elliott Trudeau Intl

Tue 17/2

2:10 p.m.-2:45 p.m.

2 stops19h 35m

C$ 637

PortoMontreal

OPO - YUL

OPOYUL

Porto

Mon 19/1

12:05 p.m.-1:45 p.m.

2 stops30h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 25/1

4:45 p.m.-11:10 a.m.

1 stop13h 25m

C$ 644

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$ 452. The month of September is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Porto averaging around C$ 587.

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$ 693. 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$ 759.

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

At noon 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$ 711. Flying to Montreal Pierre Elliott Trudeau Intl Airport at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around C$ 717. 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 3 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.

Can stopping save me money on Porto to Montreal Pierre Elliott Trudeau Intl Airport flights?

You could potentially save up to 2% on your flight if you consider stops on a Porto to Montreal Pierre Elliott Trudeau Intl Airport flight.

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

As of December 2025, prices for Porto to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 3% more expensive 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

Fastest flight time

13h 15m

Direct flights

Mon
The fastest flight from Porto to Montreal Pierre Elliott Trudeau Intl Airport takes 13h 15m
Direct flights go from Porto to Montreal Pierre Elliott Trudeau Intl Airport on Monday. The only airline offering direct flights is Air Transat.
Search flight deals

  • 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. 12h 05m 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 TransatPriceFrom C$ 583Free CancellationRating
7.8
480 reviews
Search Air Transat flights
Air CanadaPriceFrom C$ 596Free CancellationRating
7.1
10,512 reviews
Search Air Canada flights

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
Longueuil
Dorval
Boucherville
Drummondville
North Hatley
Cornwall
Magog
Saint-Sauveur
Bromont
Saint-Jean-sur-Richelieu
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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