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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Porto from C$ 388

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — OPO
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to Porto are usually found in January or March, booked 74 days in advance, depart on a Monday or Wednesday and return on a Friday

Cheap flight deals from Pierre Elliott Trudeau Intl to Porto

Enter your travel dates to find the best prices.

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 10 March 2026.

Thu 4/67:25 p.m.
YUL
-
OPO
Nonstop6h 20m
Air Transat
Tue 16/61:30 p.m.
OPO
-
YUL
1 stop32h 32m
Air Transat
Deal found 8/3C$ 700
Tue 1/99:30 p.m.
YUL
-
OPO
1 stop16h 10m
Azores Airlines
Wed 30/97:35 p.m.
OPO
-
YUL
1 stop29h 35m
Azores Airlines
Deal found 9/3C$ 731
Mon 4/55:00 p.m.
YUL
-
OPO
1 stop17h 25m
KLM
Mon 11/57:00 p.m.
OPO
-
YUL
1 stop26h 55m
KLM
Deal found 9/3C$ 734
Mon 15/63:10 p.m.
YUL
-
OPO
1 stop15h 35m
Air Transat
Wed 1/78:25 a.m.
OPO
-
YUL
Nonstop7h 15m
Air Transat
Deal found 5/3C$ 737
Mon 14/99:30 p.m.
YUL
-
OPO
1 stop9h 10m
Azores Airlines
Wed 30/97:35 p.m.
OPO
-
YUL
1 stop29h 35m
Azores Airlines
Deal found 6/3C$ 738
Mon 6/48:40 p.m.
YUL
-
OPO
1 stop21h 45m
Multiple Airlines
Tue 21/412:15 p.m.
OPO
-
YUL
1 stop31h 45m
Multiple Airlines
Deal found 5/3C$ 740
Fri 17/47:00 p.m.
YUL
-
OPO
1 stop22h 00m
Delta
Fri 5/65:00 a.m.
OPO
-
YUL
1 stop16h 55m
Delta
Deal found 9/3C$ 742
Thu 3/99:30 p.m.
YUL
-
OPO
1 stop9h 10m
Azores Airlines
Wed 16/97:35 p.m.
OPO
-
YUL
1 stop29h 35m
Azores Airlines
Deal found 7/3C$ 744
Sat 23/56:50 p.m.
YUL
-
OPO
1 stop18h 20m
KLM
Wed 10/65:00 a.m.
OPO
-
YUL
1 stop16h 55m
KLM
Deal found 9/3C$ 745
Mon 25/511:00 p.m.
YUL
-
OPO
1 stop18h 35m
Multiple Airlines
Fri 5/68:05 a.m.
OPO
-
YUL
1 stop17h 55m
Multiple Airlines
Deal found 7/3C$ 746
Sat 25/49:30 p.m.
YUL
-
OPO
1 stop18h 50m
Azores Airlines
Sun 3/57:35 p.m.
OPO
-
YUL
1 stop29h 35m
Azores Airlines
Deal found 8/3C$ 748
Mon 20/49:30 p.m.
YUL
-
OPO
1 stop16h 10m
Azores Airlines
Sun 3/510:15 p.m.
OPO
-
YUL
1 stop26h 55m
Azores Airlines
Deal found 9/3C$ 750

Find 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 10 March 2026.

Round-trip from

C$ 700

One-way from

C$ 388

Popular in

December

Cheapest in

January

Average price

C$ 692

Good round-trip deal

C$ 842 or less

Good one-way deal

C$ 939 or less
Air Transat
  • Air Transat
  • 4/6-16/6
  • 1 total stop
  • 38h 52m total
  • Montreal to Porto
Search Deals
27/5
  • 27/5
  • 1 total stop
  • 16h 50m total
  • Montreal to Porto
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Porto.
Search Deals
Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to Porto.
Search Deals

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 629,999 searches. Data last updated 10 March 2026.
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

Cheapest round-trip

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

7:25 p.m.-6:45 a.m.

Nonstop6h 20m

Porto

Thu 25/6

1:30 p.m.-7:20 p.m.

1 stop10h 50m

C$ 776

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Sun 14/6

5:10 p.m.-11:45 a.m.

1 stop13h 35m

Porto

Sat 27/6

1:30 p.m.-7:32 p.m.

1 stop11h 02m

C$ 792

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

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

1 stop15h 25m

Porto

Wed 20/5

5:55 a.m.-12:00 p.m.

1 stop11h 05m

C$ 826

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Fri 22/5

7:00 p.m.-8:30 a.m.

1 stop32h 30m

Porto

Sun 7/6

5:00 a.m.-3:05 p.m.

2 stops15h 05m

C$ 844
Quickest round-trip

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Tue 30/6

7:25 p.m.-6:45 a.m.

Nonstop6h 20m

Porto

Tue 21/7

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

Nonstop7h 15m

C$ 854

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

5:00 p.m.-3:30 p.m.

2 stops17h 30m

Porto

Sat 9/5

5:55 a.m.-3:05 p.m.

1 stop14h 10m

C$ 867

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

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

2 stops15h 30m

Porto

Sat 9/5

5:00 a.m.-3:05 p.m.

2 stops15h 05m

C$ 909

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Sun 5/4

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

2 stops15h 30m

Porto

Wed 15/4

5:00 a.m.-3:05 p.m.

2 stops15h 05m

C$ 936

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Mon 6/7

7:25 p.m.-6:45 a.m.

Nonstop6h 20m

Porto

Tue 21/7

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

Nonstop7h 15m

C$ 942

MontrealPorto

YUL - OPO

YULOPO

Montreal Pierre Elliott Trudeau Intl

Fri 19/6

5:10 p.m.-11:45 a.m.

1 stop13h 35m

Porto

Sun 5/7

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

Nonstop7h 15m

C$ 970

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/3

Showing 1-10 of 22 resultsSorted by cheapest first
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2
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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 6 March 2026.

The price you pay for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 74 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Porto?

Currently, February is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Porto (average of C$ 418). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Porto in December is currently the most expensive (average of C$ 938). 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.

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 10 March 2026.
Get a feel of what it's like to fly with Porter Airlines,Air Transat, andAzores Airlines from Montreal Pierre Elliott Trudeau Intl Airport to Porto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
423 reviews
Check prices

Entertainment

7.0

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
423 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Entertainment

7.0

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Transat
7.7
Good
520 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Entertainment

7.0

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Azores Airlines
7.3
Good
94 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Entertainment

7.0

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,800 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Entertainment

7.0

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
TAP AIR PORTUGAL
7.1
Good
2,163 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Entertainment

7.0

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

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?

    Porto (OPO), located 10.9 km from the city centre, is the airport you fly into when you book flights from Montreal Pierre Elliott Trudeau Intl to Porto. 8 airlines have flights to Porto from Montreal Pierre Elliott Trudeau Intl on a regular basis. Booking flights from Montreal Pierre Elliott Trudeau Intl to Porto should not be difficult; the airport handles an average of 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day.

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

    There are many flights that can get you from Montreal Pierre Elliott Trudeau Intl Airport to Porto in 6h 20m. Fly via Air Transat, Delta, or KLM to get the fastest option. There are 5132 km between Montreal Pierre Elliott Trudeau Intl Airport and Porto. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    American Airlines, at C$ 419, was found to be the cheapest airline from Montreal Pierre Elliott Trudeau Intl Airport to Porto.Alternate airlines to your destination round-trip include TAP AIR PORTUGAL and Lufthansa. American Airlines is priced at 51% lower than the current average price of a flight leaving 3 months from now.

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

    C$ 339 is the cheapest one-way deal found within the past few days, from Air Transat. You may also be able to find cheap deals on Azores Airlines and Air Canada, with prices starting from C$ 357 and C$ 421, respectively.

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

    Looking for the cheapest flight from Montreal Pierre Elliott Trudeau Intl Airport to Porto? While on average our users pay C$ 962, our data indicates the cheapest price to be C$ 645. The most popular route (Montreal Pierre Elliott Trudeau Intl - Porto), is priced around C$ 700.

  • 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, February is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Porto (average of C$ 418). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Porto in December is currently the most expensive (average of C$ 938). 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

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro

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Fly from Pierre Elliott Trudeau Intl to Porto on these airlines

Choose from the following airlines for your flight from Pierre Elliott Trudeau Intl to Porto. Flights are based on user searches made on Cheapflights and were last updated on 10 March 2026.
Air Transat flights from Montreal Pierre Elliott Trudeau Intl to Porto
Air Canada flights from Montreal Pierre Elliott Trudeau Intl to Porto
TAP AIR PORTUGAL flights from Montreal Pierre Elliott Trudeau Intl to Porto

Top 8 airlines flying from Pierre Elliott Trudeau Intl to Porto

Discover the top 8 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 629,999 searches. Data last updated 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 419AverageC$ 420FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
TAP AIR PORTUGALCheapestC$ 616AverageC$ 813FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
LufthansaCheapestC$ 623AverageC$ 950FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Azores AirlinesCheapestC$ 629AverageC$ 848FlexibilityNo cancel feeOn-time74%
Search Azores Airlines flights
Air TransatCheapestC$ 721AverageC$ 927FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Air CanadaCheapestC$ 730AverageC$ 945FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
KLMCheapestC$ 730AverageC$ 799FlexibilityNo cancel feeOn-time75%
Search KLM flights
Porter AirlinesCheapestC$ 752AverageC$ 904FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Porto from Pierre Elliott Trudeau Intl today with Cheapflights!

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Porto from Pierre Elliott Trudeau Intl.

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

Yes, we can. To see specific flights from Pierre Elliott Trudeau Intl to Porto with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on Pierre Elliott Trudeau Intl to Porto flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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