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Cheap flights from Montreal to Porto Alegre from C$ 475

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to Porto Alegre departing on 30/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Montreal to Porto Alegre

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:45 p.m. - 2:05 p.m.
YUL
-
POA
18h 20m2 stops
Delta Logo
5:55 p.m. - 5:31 p.m.
POA
-
YUL
24h 36m2 stops
C$ 889Delta
Mon, 16 Mar - Thu, 19 Mar
Air Canada Logo
10:55 p.m. - 2:35 p.m.
YUL
-
POA
14h 40m1 stop
Air Canada Logo
3:25 p.m. - 6:10 a.m.
POA
-
YUL
15h 45m1 stop
C$ 1,017Air Canada
Wed, 29 Apr - Wed, 6 May
Air Canada Logo
8:00 a.m. - 2:35 p.m.
YUL
-
POA
29h 35m2 stops
Air Canada Logo
5:10 p.m. - 6:10 a.m.
POA
-
YUL
14h 00m1 stop
C$ 1,111Air Canada
Wed, 29 Apr - Wed, 6 May
United Airlines Logo
6:25 p.m. - 2:40 p.m.
YUL
-
POA
42h 15m2 stops
United Airlines Logo
3:30 p.m. - 7:48 p.m.
POA
-
YUL
30h 18m2 stops
C$ 1,133United Airlines
Sun, 18 Jan - Sun, 25 Jan
Delta Logo
12:42 p.m. - 2:05 p.m.
YUL
-
POA
24h 23m2 stops
Delta Logo
6:40 a.m. - 11:59 p.m.
POA
-
YUL
18h 19m2 stops
C$ 1,147Delta
Mon, 16 Mar - Thu, 19 Mar
Delta Logo
12:42 p.m. - 2:05 p.m.
YUL
-
POA
24h 23m2 stops
Delta Logo
6:40 a.m. - 11:59 p.m.
POA
-
YUL
18h 19m2 stops
C$ 1,148Delta
Mon, 16 Mar - Thu, 19 Mar
Multiple Airlines Logo
12:15 p.m. - 2:35 p.m.
YUL
-
POA
25h 20m2 stops
Multiple Airlines Logo
8:05 p.m. - 4:15 p.m.
POA
-
YUL
21h 10m2 stops
C$ 1,229Multiple Airlines
Wed, 29 Apr - Wed, 6 May
Multiple Airlines Logo
8:55 p.m. - 7:25 p.m.
YUL
-
POA
20h 30m1 stop
Multiple Airlines Logo
8:25 a.m. - 9:22 a.m.
POA
-
YUL
26h 57m2 stops
C$ 1,805Multiple Airlines
Sun, 18 Jan - Sun, 25 Jan
Multiple Airlines Logo
8:55 p.m. - 7:25 p.m.
YUL
-
POA
20h 30m1 stop
Multiple Airlines Logo
5:55 p.m. - 6:10 a.m.
POA
-
YUL
14h 15m1 stop
C$ 2,150Multiple Airlines
Sun, 18 Jan - Sun, 25 Jan
Copa Airlines Logo
7:35 a.m. - 12:30 a.m.
YUL
-
POA
14h 55m1 stop
Copa Airlines Logo
1:45 a.m. - 11:43 p.m.
POA
-
YUL
23h 58m1 stop
C$ 2,759Copa Airlines
Fri, 2 Jan - Thu, 8 Jan

Delta flights from Montreal to Porto Alegre

Our best Delta deals on Montreal to Porto Alegre flight tickets
Delta
16 Mar
YUL6:45 p.m.Montreal Pierre Elliott Trudeau Intl
18h 20m
2 stops
POA2:05 p.m.Porto Alegre Salgado Filho
19 Mar
POA5:55 p.m.Porto Alegre Salgado Filho
24h 36m
2 stops
YUL5:31 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 889
Find similar
Delta
16 Mar
YUL12:42 p.m.Montreal Pierre Elliott Trudeau Intl
24h 23m
2 stops
POA2:05 p.m.Porto Alegre Salgado Filho
19 Mar
POA6:40 a.m.Porto Alegre Salgado Filho
18h 19m
2 stops
YUL11:59 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,147
Find similar
Delta
16 Mar
YUL12:42 p.m.Montreal Pierre Elliott Trudeau Intl
24h 23m
2 stops
POA2:05 p.m.Porto Alegre Salgado Filho
19 Mar
POA6:40 a.m.Porto Alegre Salgado Filho
18h 19m
2 stops
YUL11:59 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,148
Find similar

Air Canada flights from Montreal to Porto Alegre

Our best Air Canada deals on Montreal to Porto Alegre flight tickets
Air Canada
29 Apr
YUL10:55 p.m.Montreal Pierre Elliott Trudeau Intl
14h 40m
1 stop
POA2:35 p.m.Porto Alegre Salgado Filho
6 May
POA3:25 p.m.Porto Alegre Salgado Filho
15h 45m
1 stop
YUL6:10 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,017
Find similar
Air Canada
29 Apr
YUL8:00 a.m.Montreal Pierre Elliott Trudeau Intl
29h 35m
2 stops
POA2:35 p.m.Porto Alegre Salgado Filho
6 May
POA5:10 p.m.Porto Alegre Salgado Filho
14h 00m
1 stop
YUL6:10 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,111
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal 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, momondo users made 96,600 searches. Data last updated 23 December 2025.
Use the filters below to find and compare flights from Montreal to Porto Alegre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

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

2 stops18h 20m

Porto Alegre Salgado Filho

Thu 19/3

5:55 p.m.-5:31 p.m.

2 stops24h 36m

C$ 889

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

3:25 p.m.-6:10 a.m.

1 stop15h 45m

C$ 1,017

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

8:00 a.m.-2:35 p.m.

2 stops29h 35m

Porto Alegre Salgado Filho

Wed 6/5

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

1 stop14h 00m

C$ 1,111

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Sun 18/1

6:25 p.m.-2:40 p.m.

2 stops42h 15m

Porto Alegre Salgado Filho

Sun 25/1

3:30 p.m.-7:48 p.m.

2 stops30h 18m

C$ 1,133

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

12:42 p.m.-2:05 p.m.

2 stops24h 23m

Porto Alegre Salgado Filho

Thu 19/3

6:40 a.m.-11:59 p.m.

2 stops18h 19m

C$ 1,147

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

12:42 p.m.-2:05 p.m.

2 stops24h 23m

Porto Alegre Salgado Filho

Thu 19/3

6:40 a.m.-11:59 p.m.

2 stops18h 19m

C$ 1,148

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

12:15 p.m.-2:35 p.m.

2 stops25h 20m

Porto Alegre Salgado Filho

Wed 6/5

8:05 p.m.-4:15 p.m.

2 stops21h 10m

C$ 1,229

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Sun 18/1

8:55 p.m.-7:25 p.m.

1 stop20h 30m

Porto Alegre Salgado Filho

Sun 25/1

8:25 a.m.-9:22 a.m.

2 stops26h 57m

C$ 1,805

MontrealPorto Alegre

YUL - POA

YULPOA

Montreal Pierre Elliott Trudeau Intl

Sun 18/1

8:55 p.m.-7:25 p.m.

1 stop20h 30m

Porto Alegre Salgado Filho

Sun 25/1

5:55 p.m.-6:10 a.m.

1 stop14h 15m

C$ 2,150

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$ 2,759

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Porto Alegre from

How to get the cheapest flight ticket from Montreal to Porto Alegre

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Porto Alegre?

The cheapest day to depart from Montreal to Porto Alegre is on a Thursday. Travellers who choose to depart for Porto Alegre on a Thursday will often find tickets for as low as C$ 979. On the other hand, Monday is the most expensive day to depart from Montreal because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,516.

What is the cheapest time of day to depart on your flight to Porto Alegre?

According to our data, the cheapest time of day to fly to Porto Alegre is in the afternoon. momondo users have found flights departing from Montreal to Porto Alegre in the afternoon for as low as C$ 1,151. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 1,685 on average. Flights to Porto Alegre from Montreal at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

Can stopping save me money on Montreal to Porto Alegre flights?

You could potentially save up to 47% on your flight if you consider stops on a Montreal to Porto Alegre flight.

When to book flights from Montreal to Porto Alegre

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to Porto Alegre according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Montreal to Porto Alegre (YMQ to POA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Porto Alegre

Fastest flight time

14h 40m

Direct flights

None
The fastest flight from Montreal to Porto Alegre takes 14h 40m
There are no direct flights from Montreal to Porto Alegre. There are no popular flight routes from Montreal to Porto Alegre.
Search flight deals

  • How far is Montreal to Porto Alegre Salgado Filho by plane?

    The straight-line distance from Montreal to Porto Alegre Salgado Filho is 8690.6 km. A reasonable flight in good conditions will take 14h 40m.

  • When did momondo last update prices for flights from Montreal to Porto Alegre Salgado Filho Airport?

    Prices for flights from Montreal to Porto Alegre Salgado Filho Airport are updated daily.

  • How many operators does momondo search for flights from Montreal to Porto Alegre Salgado Filho Airport?

  • How old do you have to be to fly from Montreal to Porto Alegre Salgado Filho Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal to Porto Alegre Salgado Filho Airport.

  • What documentation or ID do you need to fly to Porto Alegre Salgado Filho Airport?

    The travel and health documents required for your trip to Porto Alegre Salgado Filho Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Alegre Salgado Filho Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Montreal to Porto Alegre

Compare and see reviews for airlines that fly from Montreal to Porto Alegre with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 1,042Free CancellationRating
7.1
10,551 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Porto Alegre?

Finding the right flight to Porto Alegre from Montreal is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Porto Alegre quick and easy, saving you time and money.

Can I find flights from Montreal to Porto Alegre with flexible booking policies on momondo?

Flights from Montreal to Porto Alegre with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Montreal to Porto Alegre?

Once you have performed a search for Montreal to Porto Alegre flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Montreal to Porto Alegre right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Montreal to Porto Alegre flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Porto Alegre trip

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