Find flights
When to book
FAQs

Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Porto Alegre from C$ 539

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — POA
25 May — 1 Jun1
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 25 April 2026.

Mon 1/67:00 a.m.
YUL
-
POA
2 stops26h 05m
Multiple Airlines
Mon 22/69:05 p.m.
POA
-
YUL
3 stops35h 25m
Multiple Airlines
Deal found 22/4C$ 946
Mon 8/64:40 p.m.
YUL
-
POA
2 stops26h 25m
Multiple Airlines
Mon 22/65:30 p.m.
POA
-
YUL
3 stops31h 50m
Multiple Airlines
Deal found 20/4C$ 1,025
Mon 8/612:48 p.m.
YUL
-
POA
3 stops34h 52m
LATAM Airlines
Mon 22/64:45 a.m.
POA
-
YUL
3 stops31h 58m
LATAM Airlines
Deal found 20/4C$ 1,073
Sun 16/811:01 a.m.
YUL
-
POA
2 stops31h 19m
Multiple Airlines
Thu 27/85:30 a.m.
POA
-
YUL
2 stops19h 50m
Multiple Airlines
Deal found 21/4C$ 1,230
Sun 19/711:01 a.m.
YUL
-
POA
2 stops33h 09m
Multiple Airlines
Tue 28/75:50 p.m.
POA
-
YUL
2 stops38h 40m
Multiple Airlines
Deal found 24/4C$ 1,250
Tue 21/711:01 a.m.
YUL
-
POA
2 stops23h 14m
Multiple Airlines
Thu 30/76:40 a.m.
POA
-
YUL
2 stops25h 50m
Multiple Airlines
Deal found 24/4C$ 1,297
Sun 5/711:01 a.m.
YUL
-
POA
2 stops33h 09m
Multiple Airlines
Tue 14/79:55 p.m.
POA
-
YUL
2 stops34h 35m
Multiple Airlines
Deal found 22/4C$ 1,300

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 25 April 2026.

Round-trip from

C$ 946

One-way from

C$ 539

Popular in

December

Cheapest in

November

Average price

C$ 1,016
1/6-22/6
  • 1/6-22/6
  • 5 total stops
  • 61h 30m total
  • Montreal to Porto Alegre
Search Deals
9/6
  • 9/6
  • 2 total stops
  • 30h 00m total
  • Montreal to Porto Alegre
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 247 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (C$ 144 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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 25 April 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

Mon 8/6

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

2 stops26h 25m

Porto Alegre Salgado Filho

Mon 22/6

5:30 p.m.-12:20 a.m.

3 stops31h 50m

C$ 1,025

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Sun 16/8

11:01 a.m.-7:20 p.m.

2 stops31h 19m

Porto Alegre Salgado Filho

Thu 27/8

5:30 a.m.-12:20 a.m.

2 stops19h 50m

C$ 1,230

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Thu 24/9

9:10 a.m.-3:35 p.m.

2 stops29h 25m

Porto Alegre Salgado Filho

Sun 27/9

2:00 p.m.-11:51 a.m.

2 stops22h 51m

C$ 1,499

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Sun 19/7

6:30 p.m.-11:40 p.m.

2 stops28h 10m

Porto Alegre Salgado Filho

Tue 28/7

6:00 a.m.-10:17 a.m.

3 stops29h 17m

C$ 1,629
Quickest round-trip

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

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

1 stop14h 45m

Porto Alegre Salgado Filho

Sun 21/6

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

1 stop24h 20m

C$ 1,690
Cheapest one-way

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Tue 9/6

8:35 a.m.-3:35 p.m.

2 stops30h 00m

C$ 539

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Tue 18/8

3:45 p.m.-6:55 p.m.

2 stops26h 10m

C$ 580

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Tue 9/6

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

1 stop14h 45m

C$ 590

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Mon 17/8

7:00 a.m.-5:45 p.m.

3 stops33h 45m

C$ 668
Quickest one-way

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Mon 17/8

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

1 stop14h 40m

C$ 703

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/4

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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

How much does it cost to fly round-trip from Montreal Pierre Elliott Trudeau Intl Airport to Porto Alegre?

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.

  • 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

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 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?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Pierre Elliott Trudeau Intl to Porto Alegre for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Pierre Elliott Trudeau Intl to Porto Alegre with no change fees.

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

Yes! Start tracking prices for Pierre Elliott Trudeau Intl to Porto Alegre flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.