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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Porto from C$ 370

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Porto departing on 24/10. 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 Montreal Pierre Elliott Trudeau Intl Airport to Porto

Cheap round-trip flights

Multiple Airlines Logo
8:40 p.m. - 7:40 a.m.YUL-OPO
30h 00m2 stops
Multiple Airlines Logo
5:30 p.m. - 7:45 p.m.OPO-YUL
30h 15m1 stop
C$ 730Multiple Airlines
Find Deal
Mon, 9 Feb - Mon, 9 Mar
Multiple Airlines Logo
8:40 p.m. - 4:05 p.m.YUL-OPO
14h 25m1 stop
Multiple Airlines Logo
6:05 p.m. - 6:45 p.m.OPO-YUL
29h 40m1 stop
C$ 746Multiple Airlines
Find Deal
Wed, 5 Nov - Fri, 21 Nov
Multiple Airlines Logo
10:05 p.m. - 8:20 p.m.YUL-OPO
17h 15m1 stop
Multiple Airlines Logo
8:40 p.m. - 7:45 p.m.OPO-YUL
27h 05m2 stops
C$ 750Multiple Airlines
Find Deal
Thu, 23 Oct - Thu, 30 Oct
KLM Logo
7:00 p.m. - 8:25 a.m.YUL-OPO
32h 25m1 stop
KLM Logo
6:30 a.m. - 5:20 p.m.OPO-YUL
15h 50m1 stop
C$ 759KLM
Find Deal
Wed, 1 Oct - Mon, 1 Dec
TAP AIR PORTUGAL Logo
9:45 p.m. - 1:00 p.m.YUL-OPO
10h 15m1 stop
TAP AIR PORTUGAL Logo
8:00 p.m. - 8:15 p.m.OPO-YUL
29h 15m1 stop
C$ 763TAP AIR PORTUGAL
Find Deal
Sun, 16 Nov - Thu, 27 Nov
KLM Logo
7:10 p.m. - 7:20 p.m.YUL-OPO
19h 10m1 stop
KLM Logo
4:10 p.m. - 5:20 p.m.OPO-YUL
30h 10m1 stop
C$ 765KLM
Find Deal
Wed, 5 Nov - Sun, 16 Nov
TAP AIR PORTUGAL Logo
9:45 p.m. - 1:05 p.m.YUL-OPO
10h 20m1 stop
TAP AIR PORTUGAL Logo
10:10 a.m. - 8:15 p.m.OPO-YUL
15h 05m1 stop
C$ 774TAP AIR PORTUGAL
Find Deal
Mon, 3 Nov - Mon, 17 Nov
Lufthansa Logo
9:10 p.m. - 12:50 p.m.YUL-OPO
11h 40m1 stop
Lufthansa Logo
6:15 a.m. - 6:20 p.m.OPO-YUL
17h 05m1 stop
C$ 801Lufthansa
Find Deal
Mon, 27 Oct - Mon, 10 Nov
Air Canada Logo
4:45 p.m. - 11:10 a.m.YUL-OPO
13h 25m1 stop
Air Canada Logo
6:00 a.m. - 12:32 a.m.OPO-YUL
23h 32m2 stops
C$ 813Air Canada
Find Deal
Fri, 7 Nov - Tue, 18 Nov
Air Canada Logo
4:40 p.m. - 6:30 p.m.YUL-OPO
20h 50m1 stop
Air Canada Logo
12:35 p.m. - 11:57 a.m.OPO-YUL
27h 22m1 stop
C$ 823Air Canada
Find Deal
Wed, 22 Oct - Thu, 30 Oct

Delta flights from Montreal Pierre Elliott Trudeau Intl Airport to Porto

Our best Delta deals on Montreal Pierre Elliott Trudeau Intl Airport to Porto flight tickets
Delta
6 Nov
YUL7:05 p.m.Montreal Pierre Elliott Trudeau Intl
10h 20m
1 stop
OPO10:25 a.m.Porto
14 Nov
OPO6:30 a.m.Porto
15h 50m
1 stop
YUL5:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 757
Find similar
Delta
13 Nov
YUL5:00 p.m.Montreal Pierre Elliott Trudeau Intl
12h 25m
1 stop
OPO10:25 a.m.Porto
26 Nov
OPO11:25 a.m.Porto
32h 55m
1 stop
YUL3:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 783
Find similar
Delta
18 Nov
YUL5:00 p.m.Montreal Pierre Elliott Trudeau Intl
12h 30m
1 stop
OPO10:30 a.m.Porto
25 Nov
OPO11:10 a.m.Porto
30h 05m
1 stop
YUL12:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 784
Find similar

KLM flights from Montreal Pierre Elliott Trudeau Intl Airport to Porto

Our best KLM deals on Montreal Pierre Elliott Trudeau Intl Airport to Porto flight tickets
KLM
1 Oct
YUL7:00 p.m.Montreal Pierre Elliott Trudeau Intl
32h 25m
1 stop
OPO8:25 a.m.Porto
1 Dec
OPO6:30 a.m.Porto
15h 50m
1 stop
YUL5:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 759
Find similar
KLM
5 Nov
YUL7:10 p.m.Montreal Pierre Elliott Trudeau Intl
19h 10m
1 stop
OPO7:20 p.m.Porto
16 Nov
OPO4:10 p.m.Porto
30h 10m
1 stop
YUL5:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 765
Find similar
KLM
5 Dec
YUL7:10 p.m.Montreal Pierre Elliott Trudeau Intl
19h 05m
1 stop
OPO7:15 p.m.Porto
10 Dec
OPO6:00 a.m.Porto
16h 20m
1 stop
YUL5:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 766
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal Pierre Elliott Trudeau Intl Airport 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, momondo users made 96,600 searches. Data last updated 17 September 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

Fly to

Route

Depart

Return

Price

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Mon 9/2

8:40 p.m.-7:40 a.m.

2 stops30h 00m

Porto

Mon 9/3

5:30 p.m.-7:45 p.m.

1 stop30h 15m

C$ 730

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Wed 5/11

8:40 p.m.-4:05 p.m.

1 stop14h 25m

Porto

Fri 21/11

6:05 p.m.-6:45 p.m.

1 stop29h 40m

C$ 746

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Thu 23/10

10:05 p.m.-8:20 p.m.

1 stop17h 15m

Porto

Thu 30/10

8:40 p.m.-7:45 p.m.

2 stops27h 05m

C$ 750

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Wed 1/10

7:00 p.m.-8:25 a.m.

1 stop32h 25m

Porto

Mon 1/12

6:30 a.m.-5:20 p.m.

1 stop15h 50m

C$ 759

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Sun 16/11

9:45 p.m.-1:00 p.m.

1 stop10h 15m

Porto

Thu 27/11

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

1 stop29h 15m

C$ 763

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Wed 5/11

7:10 p.m.-7:20 p.m.

1 stop19h 10m

Porto

Sun 16/11

4:10 p.m.-5:20 p.m.

1 stop30h 10m

C$ 765

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Mon 3/11

9:45 p.m.-1:05 p.m.

1 stop10h 20m

Porto

Mon 17/11

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

1 stop15h 05m

C$ 774

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Mon 27/10

9:10 p.m.-12:50 p.m.

1 stop11h 40m

Porto

Mon 10/11

6:15 a.m.-6:20 p.m.

1 stop17h 05m

C$ 801

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Fri 7/11

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

1 stop13h 25m

Porto

Tue 18/11

6:00 a.m.-12:32 a.m.

2 stops23h 32m

C$ 813

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Wed 22/10

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

1 stop20h 50m

Porto

Thu 30/10

12:35 p.m.-11:57 a.m.

1 stop27h 22m

C$ 823

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 Porto from

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

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 Porto?

In general, February is the cheapest month to fly from Montreal Pierre Elliott Trudeau Intl Airport to Porto. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 791. If you’re not able to fly to Porto in February, then November is your next best option. Flight prices from Montreal Pierre Elliott Trudeau Intl Airport to Porto during November average around C$ 806.

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart from Montreal Pierre Elliott Trudeau Intl Airport to Porto is on a Tuesday. Travellers who choose to depart for Porto on a Tuesday will often find tickets for as low as C$ 921. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around C$ 1,066. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

In the evening is the cheapest time of day to fly from Montreal Pierre Elliott Trudeau Intl Airport to Porto when you can find flight prices for as low as C$ 950. Flying to Porto in the evening 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$ 1,112. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

How far in advance should I book a flight to Porto?

You are more likely to see cheaper flights to Porto from Montreal Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around C$ 939 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from Montreal Pierre Elliott Trudeau Intl Airport for as low as C$ 874 on momondo.

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

There are 4 cabin classes available to choose from on Montreal Pierre Elliott Trudeau Intl to Porto flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of September 2025, prices for Montreal Pierre Elliott Trudeau Intl Airport to Porto flights are approximately 9% cheaper when compared to flights at the same time last year.

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

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

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

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

Best price found

C$ 508

Fastest flight time

6h 20m

Direct flights

Tue, Wed, Fri and Sun

Airports in Porto

1 airport
The best one-way flight to Porto from Montreal Pierre Elliott Trudeau Intl Airport in the past 72 hours is C$ 508. The best round-trip flight deal from Montreal Pierre Elliott Trudeau Intl Airport to Porto found on momondo in the last 72 hours is C$ 891.
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Porto takes 6h 20m
Direct flights go from Montreal Pierre Elliott Trudeau Intl Airport to Porto on Tuesday, Wednesday, Friday and Sunday. There are no airlines offering direct flights.
There is 1 airport near Porto: Porto (OPO)
Search flight deals

  • How far is Montreal Pierre Elliott Trudeau Intl to Porto by plane?

    The straight-line distance from Montreal Pierre Elliott Trudeau Intl to Porto is 5141.3 km. Flights usually cover this in 6h 35m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Porto Airport are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal Pierre Elliott Trudeau Intl Airport to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The required travel and health documents for your Porto 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 Porto 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 Montreal Pierre Elliott Trudeau Intl Airport to Porto?

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

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

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to Porto with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom C$ 632Free CancellationRating
6.8
7,409 reviews
Search Lufthansa flights
Azores AirlinesPriceFrom C$ 683Free CancellationRating
7.5
73 reviews
Search Azores Airlines flights
TAP AIR PORTUGALPriceFrom C$ 740Free CancellationRating
7.1
1,977 reviews
Search TAP AIR PORTUGAL flights
KLMPriceFrom C$ 740Free CancellationRating
7.8
1,386 reviews
Search KLM flights
Air TransatPriceFrom C$ 753Free CancellationRating
7.7
439 reviews
Search Air Transat flights
Porter AirlinesPriceFrom C$ 762Free CancellationRating
7.9
365 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 787Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights

  • Porter Airlines Flights From Montreal Pierre Elliott Trudeau Intl Airport to Porto

    Porter Airlines flight deals from Montreal Pierre Elliott Trudeau Intl Airport to Porto start from C$ 554 round-trip. Over the 3 Porter Airlines flights for this route in a normal week, average airfare is usually C$ 647 round-trip - but some users have found much cheaper deals with momondo.

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

    Across 439 Air Transat reviews on momondo, the average score is 7.7/10. Air Transat flies from Montreal Pierre Elliott Trudeau Intl Airport to Porto about 3 times each week, with ticket deals ranging from C$ 547 to C$ 683. Price data is based on momondo searches in the last 72 hours.

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Braga
Coimbra
Matosinhos
Vila Nova de Gaia
Aveiro
Lamego
Pinhao
Esposende
Guimarães
Mira

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Montreal to Porto for you.

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

Yes. momondo allows you to filter the results for Montreal to Porto flights to just show those with flexible booking policies.

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

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

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

Yes. momondo can track prices for Montreal to Porto flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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