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Cheap flights from Sydney to Porto Alegre from $1,172

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Porto Alegre departing on 15/10. 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 Sydney to Porto Alegre

Cheap return flights

Logo
21:15 - 17:00SYD-POA
33h 45m2 stops
Logo
18:00 - 10:50POA-SYD
26h 50m2 stops
$2,478
Find Deal
Sat, 15 Nov - Sat, 6 Dec
Logo
22:00 - 19:50SYD-POA
35h 50m2 stops
Logo
18:00 - 21:45POA-SYD
37h 45m2 stops
$2,514
Find Deal
Tue, 14 Oct - Sun, 26 Oct
LATAM Airlines Logo
11:10 - 00:25SYD-POA
27h 15m2 stops
LATAM Airlines Logo
20:55 - 06:15POA-SYD
20h 20m1 stop
$2,542LATAM Airlines
Find Deal
Tue, 10 Mar - Fri, 10 Apr
Logo
11:10 - 23:25SYD-POA
26h 15m2 stops
Logo
20:00 - 21:40POA-SYD
36h 40m3 stops
$2,553
Find Deal
Tue, 10 Mar - Fri, 10 Apr
LATAM Airlines Logo
11:10 - 00:25SYD-POA
27h 15m3 stops
LATAM Airlines Logo
20:55 - 06:15POA-SYD
20h 20m1 stop
$2,556LATAM Airlines
Find Deal
Tue, 10 Mar - Fri, 10 Apr
LATAM Airlines Logo
11:10 - 00:25SYD-POA
27h 15m2 stops
LATAM Airlines Logo
20:55 - 06:15POA-SYD
20h 20m1 stop
$2,567LATAM Airlines
Find Deal
Tue, 10 Mar - Fri, 10 Apr
Air Canada Logo
10:20 - 16:25SYD-POA
44h 05m3 stops
Air Canada Logo
17:10 - 07:20POA-SYD
49h 10m3 stops
$2,891Air Canada
Find Deal
Tue, 10 Mar - Fri, 10 Apr
Air Canada Logo
10:20 - 16:25SYD-POA
44h 05m3 stops
Air Canada Logo
17:10 - 07:20POA-SYD
49h 10m3 stops
$2,910Air Canada
Find Deal
Tue, 10 Mar - Fri, 10 Apr
Turkish Airlines Logo
21:15 - 08:45SYD-POA
49h 30m3 stops
Turkish Airlines Logo
18:35 - 19:00POA-SYD
59h 25m3 stops
$2,969Turkish Airlines
Find Deal
Mon, 9 Mar - Thu, 9 Apr
Qatar Airways Logo
21:45 - 23:30SYD-POA
39h 45m2 stops
Qatar Airways Logo
06:40 - 06:50POA-SYD
34h 10m2 stops
$3,224Qatar Airways
Find Deal
Fri, 17 Oct - Mon, 27 Oct

Air Canada flights from Sydney to Porto Alegre

Our best Air Canada deals on Sydney to Porto Alegre flight tickets
Air Canada
10 Mar
SYD10:20Sydney Kingsford Smith
44h 05m
3 stops
POA16:25Porto Alegre Salgado Filho
10 Apr
POA17:10Porto Alegre Salgado Filho
49h 10m
3 stops
SYD07:20Sydney Kingsford Smith
$2,891
Find similar
Air Canada
10 Mar
SYD10:20Sydney Kingsford Smith
44h 05m
3 stops
POA16:25Porto Alegre Salgado Filho
10 Apr
POA17:10Porto Alegre Salgado Filho
49h 10m
3 stops
SYD07:20Sydney Kingsford Smith
$2,910
Find similar

LATAM Airlines flights from Sydney to Porto Alegre

Our best LATAM Airlines deals on Sydney to Porto Alegre flight tickets
LATAM Airlines
10 Mar
SYD11:10Sydney Kingsford Smith
27h 15m
2 stops
POA00:25Porto Alegre Salgado Filho
10 Apr
POA20:55Porto Alegre Salgado Filho
20h 20m
1 stop
SYD06:15Sydney Kingsford Smith
$2,542
Find similar
LATAM Airlines
10 Mar
SYD11:10Sydney Kingsford Smith
27h 15m
3 stops
POA00:25Porto Alegre Salgado Filho
10 Apr
POA20:55Porto Alegre Salgado Filho
20h 20m
1 stop
SYD06:15Sydney Kingsford Smith
$2,556
Find similar
LATAM Airlines
10 Mar
SYD11:10Sydney Kingsford Smith
27h 15m
2 stops
POA00:25Porto Alegre Salgado Filho
10 Apr
POA20:55Porto Alegre Salgado Filho
20h 20m
1 stop
SYD06:15Sydney Kingsford Smith
$2,566
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Sydney 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 78,305 searches. Data last updated 12 September 2025.
Use the filters below to find and compare flights from Sydney to Porto Alegre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Sat 15/11

21:15-17:00

2 stops33h 45m

Porto Alegre Salgado Filho

Sat 6/12

18:00-10:50

2 stops26h 50m

$2,478

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Tue 14/10

22:00-19:50

2 stops35h 50m

Porto Alegre Salgado Filho

Sun 26/10

18:00-21:45

2 stops37h 45m

$2,514

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Tue 10/3

11:10-00:25

2 stops27h 15m

Porto Alegre Salgado Filho

Fri 10/4

20:55-06:15

1 stop20h 20m

$2,542

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Tue 10/3

11:10-23:25

2 stops26h 15m

Porto Alegre Salgado Filho

Fri 10/4

20:00-21:40

3 stops36h 40m

$2,553

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Tue 10/3

11:10-00:25

3 stops27h 15m

Porto Alegre Salgado Filho

Fri 10/4

20:55-06:15

1 stop20h 20m

$2,556

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Tue 10/3

11:10-00:25

2 stops27h 15m

Porto Alegre Salgado Filho

Fri 10/4

20:55-06:15

1 stop20h 20m

$2,566

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Tue 10/3

10:20-16:25

3 stops44h 05m

Porto Alegre Salgado Filho

Fri 10/4

17:10-07:20

3 stops49h 10m

$2,891

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Tue 10/3

10:20-16:25

3 stops44h 05m

Porto Alegre Salgado Filho

Fri 10/4

17:10-07:20

3 stops49h 10m

$2,910

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Mon 9/3

21:15-08:45

3 stops49h 30m

Porto Alegre Salgado Filho

Thu 9/4

18:35-19:00

3 stops59h 25m

$2,969

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Fri 17/10

21:45-23:30

2 stops39h 45m

Porto Alegre Salgado Filho

Mon 27/10

06:40-06:50

2 stops34h 10m

$3,224

Flights are sorted by cheapest return 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 Sydney 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 month to fly to Porto Alegre?

In general, March is the cheapest month to fly from Sydney to Porto Alegre. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $2,434. If you don’t want to visit Porto Alegre in March, then you should wait until July to fly from Sydney, when ticket prices are also cheap, with an average price of $2,450.

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

On average, the least expensive day to fly to Porto Alegre from Sydney is on a Friday. momondo users have found tickets for Friday departures for as low as $2,319. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Porto Alegre is Sunday, with ticket prices averaging around $3,376.

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

In the evening is the cheapest time of day to fly from Sydney to Porto Alegre when you can find flight prices for as low as $2,650. Flying to Porto Alegre in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $2,753 on average. Flights to Porto Alegre from Sydney in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

How far in advance should I book a flight to Porto Alegre?

You are more likely to see cheaper flights to Porto Alegre from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto Alegre for around $2,792 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto Alegre from Sydney for as low as $2,383 on momondo.

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

You could potentially save up to 7% on your flight if you consider stops on a Sydney to Porto Alegre flight.

When to book flights from Sydney to Porto Alegre

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

Cheap Sydney to Porto Alegre (SYD to POA) flight deals and tips

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

Direct flights

None
There are no direct flights from Sydney to Porto Alegre. There are no popular flight routes from Sydney to Porto Alegre.
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  • How far is Sydney Kingsford Smith to Porto Alegre Salgado Filho by plane?

    Sydney Kingsford Smith and Porto Alegre Salgado Filho are 12519.5 km apart from one another. Flights usually cover this in 19h 50m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Sydney Kingsford Smith Airport to Porto Alegre Salgado Filho Airport refresh daily.

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

  • How old do you have to be to fly from Sydney Kingsford Smith Airport 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 stopovers 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 Sydney Kingsford Smith Airport to Porto Alegre Salgado Filho Airport.

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

    The necessary travel and health documents for your Porto Alegre Salgado Filho Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Sydney to Porto Alegre?

Best airlines flying from Sydney to Porto Alegre

Compare and see reviews for airlines that fly from Sydney to Porto Alegre with momondo
Airline
Rating
Free cancellation
Price
LATAM AirlinesPriceFrom $1,945Free cancellationRating
7.5
1,847 reviews
Search LATAM Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Sydney to Porto Alegre for you.

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

Yes. All flights to Porto Alegre from Sydney on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Sydney and Porto Alegre by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Porto Alegre, momondo offers a useful price alert feature which will track prices for flights to Porto Alegre from Sydney and alert you when they change.

An easier way to manage your Porto Alegre trip

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