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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Porto Alegre from C$ 630

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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — POA
27 Aug — 3 Sep1
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 July 2026.

Wed 9/97:00 a.m.
YUL
-
POA
2 stops25h 45m
Multiple Airlines
Wed 16/911:50 a.m.
POA
-
YUL
2 stops30h 46m
Multiple Airlines
Deal found 26/7C$ 1,257
Fri 21/87:00 a.m.
YUL
-
POA
2 stops39h 55m
Multiple Airlines
Mon 31/86:45 p.m.
POA
-
YUL
2 stops30h 35m
Multiple Airlines
Deal found 24/7C$ 1,289
Wed 9/910:55 p.m.
YUL
-
POA
1 stop18h 25m
Air Canada
Wed 16/95:10 p.m.
POA
-
YUL
1 stop14h 00m
Air Canada
Deal found 26/7C$ 1,360
Sat 22/88:35 a.m.
YUL
-
POA
1 stop14h 40m
Copa Airlines
Sun 30/81:15 a.m.
POA
-
YUL
1 stop24h 25m
Copa Airlines
Deal found 23/7C$ 1,364
Fri 9/1010:55 p.m.
YUL
-
POA
1 stop15h 40m
Multiple Airlines
Sat 17/102:55 p.m.
POA
-
YUL
2 stops34h 25m
Multiple Airlines
Deal found 24/7C$ 1,391
Sat 22/81:15 p.m.
YUL
-
POA
2 stops17h 35m
Multiple Airlines
Mon 31/83:25 p.m.
POA
-
YUL
2 stops33h 55m
Multiple Airlines
Deal found 23/7C$ 1,436
Fri 9/1011:01 a.m.
YUL
-
POA
2 stops27h 34m
Aeromexico
Sat 17/106:40 a.m.
POA
-
YUL
2 stops25h 50m
Aeromexico
Deal found 23/7C$ 1,472
Sun 16/86:51 p.m.
YUL
-
POA
2 stops39h 09m
LATAM Airlines
Thu 27/87:20 a.m.
POA
-
YUL
2 stops35h 26m
LATAM Airlines
Deal found 24/7C$ 1,477

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 July 2026.

Round-trip from

C$ 1,257

One-way from

C$ 630

Popular in

December

Cheapest in

November

Average price

C$ 1,561
9/9-16/9
  • 9/9-16/9
  • 4 total stops
  • 56h 31m total
  • Montreal to Porto Alegre
Search Deals
16/9
  • 16/9
  • 3 total stops
  • 36h 30m total
  • Montreal to Porto Alegre
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 302 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease (C$ 166 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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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 July 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Sat 22/8

8:35 a.m.-12:15 a.m.

1 stop14h 40m

Porto Alegre Salgado Filho

Sun 30/8

1:15 a.m.-12:40 a.m.

1 stop24h 25m

C$ 1,364
Quickest round-trip

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Mon 31/8

8:35 a.m.-12:15 a.m.

1 stop14h 40m

Porto Alegre Salgado Filho

Sun 13/9

1:20 a.m.-12:40 a.m.

1 stop24h 20m

C$ 1,522

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Sat 22/8

8:35 a.m.-12:15 a.m.

1 stop14h 40m

Porto Alegre Salgado Filho

Mon 31/8

8:55 p.m.-12:20 a.m.

2 stops28h 25m

C$ 1,527

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Mon 21/9

6:47 p.m.-12:15 a.m.

2 stops28h 28m

Porto Alegre Salgado Filho

Fri 25/9

2:15 p.m.-1:36 p.m.

2 stops24h 21m

C$ 1,534

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Fri 9/10

11:01 a.m.-11:35 p.m.

2 stops35h 34m

Porto Alegre Salgado Filho

Sat 17/10

5:50 p.m.-7:30 a.m.

2 stops38h 40m

C$ 1,553

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Fri 9/10

8:35 a.m.-12:20 a.m.

1 stop14h 45m

Porto Alegre Salgado Filho

Fri 16/10

1:20 a.m.-12:40 a.m.

1 stop24h 20m

C$ 1,585
Cheapest one-way

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Wed 16/9

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

3 stops36h 30m

C$ 630

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Sun 16/8

6:51 p.m.-1:00 p.m.

3 stops41h 09m

C$ 663

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Sun 16/8

6:51 p.m.-7:40 a.m.

2 stops35h 49m

C$ 680
Quickest one-way

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Sat 15/8

8:35 a.m.-12:15 a.m.

1 stop14h 40m

C$ 1,534

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/7

Sorted by cheapest first

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 14h 40m. 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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