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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Porto Alegre from C$ 491

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 31/3. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — POA
27 Feb — 6 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to Porto Alegre

Enter your travel dates to find the best prices.

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 28 January 2026.

Sun 22/36:45 p.m.
YUL
-
POA
2 stops28h 55m
Delta
Wed 25/36:40 a.m.
POA
-
YUL
2 stops29h 57m
Delta
Deal found 27/1C$ 905
Fri 13/38:41 a.m.
YUL
-
POA
1 stop14h 44m
Multiple Airlines
Fri 20/38:40 p.m.
POA
-
YUL
2 stops19h 45m
Multiple Airlines
Deal found 27/1C$ 1,128
Wed 29/48:30 a.m.
YUL
-
POA
2 stops32h 50m
United Airlines
Wed 6/53:25 p.m.
POA
-
YUL
2 stops29h 20m
United Airlines
Deal found 27/1C$ 1,184
Wed 29/410:55 p.m.
YUL
-
POA
1 stop14h 40m
Air Canada
Wed 6/55:10 p.m.
POA
-
YUL
1 stop14h 00m
Air Canada
Deal found 26/1C$ 1,248
Sun 22/39:55 p.m.
YUL
-
POA
1 stop17h 35m
Air Canada
Wed 25/35:10 p.m.
POA
-
YUL
1 stop14h 25m
Air Canada
Deal found 26/1C$ 1,260

Find 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 28 January 2026.

Round-trip from

C$ 905

One-way from

C$ 491
Delta
  • Delta
  • 22/3-25/3
  • 4 total stops
  • 57h 30m total
  • Montreal to Porto Alegre
Search Deals
31/3
  • 31/3
  • 2 total stops
  • 22h 30m total
  • Montreal to Porto Alegre
Search Deals

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 28 January 2026.
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

Sun 22/3

6:45 p.m.-2:05 p.m.

2 stops42h 20m

Porto Alegre Salgado Filho

Wed 25/3

8:10 p.m.-5:31 p.m.

2 stops46h 21m

C$ 905

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Fri 13/3

8:41 a.m.-12:25 a.m.

1 stop14h 44m

Porto Alegre Salgado Filho

Fri 20/3

8:40 p.m.-3:25 p.m.

2 stops19h 45m

C$ 1,128

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

8:30 a.m.-6:20 p.m.

2 stops32h 50m

Porto Alegre Salgado Filho

Wed 6/5

3:25 p.m.-7:45 p.m.

2 stops29h 20m

C$ 1,184

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

10:55 p.m.-2:35 p.m.

1 stop14h 40m

Porto Alegre Salgado Filho

Wed 6/5

5:10 p.m.-6:10 a.m.

1 stop14h 00m

C$ 1,248

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Sun 22/3

9:55 p.m.-4:30 p.m.

1 stop17h 35m

Porto Alegre Salgado Filho

Wed 25/3

5:10 p.m.-6:35 a.m.

1 stop14h 25m

C$ 1,260

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Tue 31/3

1:30 p.m.-1:00 p.m.

2 stops22h 30m

C$ 491

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

8:35 a.m.-12:25 a.m.

1 stop14h 50m

C$ 492

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Tue 31/3

10:55 p.m.-1:45 p.m.

1 stop13h 50m

C$ 544

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Mon 2/2

7:35 a.m.-12:25 a.m.

1 stop14h 50m

C$ 611

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

4:40 p.m.-1:55 p.m.

2 stops20h 15m

C$ 630

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/1

Showing 1-10 of 13 results
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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.

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 0 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 42h 20m. The distance from Montreal Pierre Elliott Trudeau Intl Airport to Porto Alegre is about 8689 km.

  • 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

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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

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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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