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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Porto Alegre from C$ 575

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — POA
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Pierre Elliott Trudeau Intl to Porto Alegre

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Porto Alegre (POA). 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 11 September 2025.

Round-trip from

C$ 1,365

One-way from

C$ 575
27/12-31/3
  • 27/12-31/3
  • 3 total stops
  • 82h 30m total
  • Montreal to Porto Alegre
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United Airlines
  • United Airlines
  • 2/10
  • 2 total stops
  • 24h 50m total
  • Montreal to Porto Alegre
Search Deals

Find flight deals from Pierre Elliott Trudeau Intl to Porto Alegre

Cheapest flights from Pierre Elliott Trudeau Intl to Porto Alegre
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Sat 27/1210:30 p.m.YUL - POA
2 stops48h 15mMultiple Airlines
Tue 31/38:55 p.m.POA - YUL
1 stop34h 15mMultiple Airlines
Deal found 11/9C$ 1,365
Sat 27/127:10 a.m.YUL - POA
1 stop15h 20mCopa Airlines
Mon 30/31:30 a.m.POA - YUL
1 stop24h 10mCopa Airlines
Deal found 11/9C$ 2,223
Thu 18/124:10 p.m.YUL - POA
2 stops20h 25mAir Canada
Thu 1/12:05 p.m.POA - YUL
1 stop18h 05mAir Canada
Deal found 11/9C$ 2,413
Sat 27/127:12 a.m.YUL - POA
3 stops25h 18mAmerican Airlines
Tue 31/36:35 p.m.POA - YUL
2 stops21h 14mAmerican Airlines
Deal found 11/9C$ 2,798
Thu 18/123:10 p.m.YUL - POA
2 stops25h 10mMultiple Airlines
Wed 31/124:45 a.m.POA - YUL
1 stop27h 25mMultiple Airlines
Deal found 11/9C$ 2,816

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Porto Alegre 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 11 September 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Porto Alegre that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Porto Alegre

Route

Depart

Return

Price

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Sat 27/12

10:30 p.m.-12:45 a.m.

2 stops48h 15m

Porto Alegre Salgado Filho

Tue 31/3

8:55 p.m.-6:10 a.m.

1 stop34h 15m

C$ 1,365

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Sat 27/12

7:10 a.m.-12:30 a.m.

1 stop15h 20m

Porto Alegre Salgado Filho

Mon 30/3

1:30 a.m.-12:40 a.m.

1 stop24h 10m

C$ 2,223

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Fri 2/1

7:35 a.m.-12:30 a.m.

1 stop14h 55m

Porto Alegre Salgado Filho

Thu 8/1

1:45 a.m.-11:43 p.m.

1 stop23h 58m

C$ 2,300

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Fri 2/1

8:55 p.m.-4:10 p.m.

1 stop17h 15m

Porto Alegre Salgado Filho

Fri 9/1

1:40 p.m.-6:10 a.m.

1 stop18h 30m

C$ 2,395

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Thu 18/12

4:10 p.m.-2:35 p.m.

2 stops20h 25m

Porto Alegre Salgado Filho

Thu 1/1

2:05 p.m.-6:10 a.m.

1 stop18h 05m

C$ 2,413

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Thu 2/10

2:20 p.m.-4:10 p.m.

2 stops24h 50m

C$ 575

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Thu 2/10

8:41 a.m.-12:20 a.m.

1 stop14h 39m

C$ 604

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Thu 2/10

7:50 a.m.-10:25 a.m.

3 stops25h 35m

C$ 2,307

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

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

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre 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 Alegre

What is the cheapest time of day to fly from YUL to POA?

Find hourly flight availability from Pierre Elliott Trudeau Intl to Porto Alegre. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 September 2025.

When flying from Montreal Pierre Elliott Trudeau Intl Airport to Porto Alegre, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 28% versus a flight in the morning.

Reviews of airlines servicing Porto Alegre

Get insights into the airlines that provide service to Porto Alegre. 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 Alegre. Reviews last updated 11 September 2025.
Check out reviews from past customers who have flown with United Airlines and Air Canada from Montreal Pierre Elliott Trudeau Intl Airport to Porto Alegre to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews
Check prices

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews
Check prices

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews
Check prices

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

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

    Porto Alegre Salgado Filho (POA) is the airport you will fly into if you book a flight from Montreal Pierre Elliott Trudeau Intl to Porto Alegre. You should not have trouble finding flights to Salgado Filho from Montreal Pierre Elliott Trudeau Intl; the airport handles an average of 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Porto Alegre airport from Montreal Pierre Elliott Trudeau Intl. It is only a 6.4 km journey from Salgado Filho (POA) to Porto Alegre’s city centre.

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

    Departing from Montreal Pierre Elliott Trudeau Intl Airport to Porto Alegre will take you 15h 20m. The distance from Montreal Pierre Elliott Trudeau Intl Airport to Porto Alegre is about 8689 km. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Montreal Pierre Elliott Trudeau Intl Airport to Porto Alegre round-trip from C$ 1,049. Another airline that can offer you cheap pricing is United Airlines.

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

    One-way options have recently been found by users for as low as C$ 575 on United Airlines. Other airlines that offer cheap prices include Copa Airlines from C$ 604 and American Airlines from C$ 2,307 one-way.

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

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

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

    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 Alegre.

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

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Porto Alegre 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

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

Complete your trip to Porto Alegre by adding a car rental and/or hotel reservation to your travel itinerary.
Porto Alegre car rentals
Porto Alegre Salgado Filho Airport car rentals

Top 2 airlines flying from Pierre Elliott Trudeau Intl to Porto Alegre

Discover the top 2 airlines that operate flights from Pierre Elliott Trudeau Intl to Porto Alegre. 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 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,049AverageC$ 1,262FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 1,170AverageC$ 1,696FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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

Deals for Pierre Elliott Trudeau Intl to Porto Alegre flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

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

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

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