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Cheap flights from Sydney to Porto Alegre from $1,362

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 20/2. 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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Cheap return flights

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LATAM Airlines Logo
11:10 - 17:00SYD-POA
19h 50m1 stop
LATAM Airlines Logo
04:45 - 06:15POA-SYD
36h 30m2 stops
$2,394LATAM Airlines
Find Deal
Mon, 9 Mar - Thu, 9 Apr
LATAM Airlines Logo
08:00 - 17:00SYD-POA
23h 00m2 stops
LATAM Airlines Logo
04:45 - 06:15POA-SYD
36h 30m2 stops
$2,432LATAM Airlines
Find Deal
Mon, 9 Mar - Thu, 9 Apr
LATAM Airlines Logo
11:10 - 09:15SYD-POA
36h 05m2 stops
LATAM Airlines Logo
19:05 - 10:25POA-SYD
26h 20m2 stops
$2,462LATAM Airlines
Find Deal
Tue, 10 Mar - Fri, 10 Apr
LATAM Airlines Logo
11:10 - 11:35SYD-POA
38h 25m2 stops
LATAM Airlines Logo
19:05 - 10:25POA-SYD
26h 20m2 stops
$2,463LATAM Airlines
Find Deal
Tue, 10 Mar - Fri, 10 Apr
Multiple Airlines Logo
10:20 - 16:10SYD-POA
43h 50m3 stops
Multiple Airlines Logo
16:05 - 07:20POA-SYD
50h 15m3 stops
$2,533Multiple Airlines
Find Deal
Fri, 27 Mar - Sun, 19 Apr
Multiple Airlines Logo
11:20 - 14:05SYD-POA
40h 45m3 stops
Multiple Airlines Logo
15:25 - 07:20POA-SYD
50h 55m3 stops
$2,536Multiple Airlines
Find Deal
Mon, 9 Mar - Thu, 9 Apr
Multiple Airlines Logo
10:20 - 14:35SYD-POA
42h 15m3 stops
Multiple Airlines Logo
16:05 - 07:20POA-SYD
50h 15m3 stops
$2,538Multiple Airlines
Find Deal
Fri, 27 Mar - Sun, 19 Apr
LATAM Airlines Logo
11:10 - 00:25SYD-POA
27h 15m3 stops
LATAM Airlines Logo
19:05 - 09:20POA-SYD
25h 15m2 stops
$2,595LATAM Airlines
Find Deal
Tue, 10 Mar - Fri, 10 Apr
LATAM Airlines Logo
11:10 - 00:25SYD-POA
27h 15m3 stops
LATAM Airlines Logo
19:05 - 09:30POA-SYD
25h 25m2 stops
$2,596LATAM Airlines
Find Deal
Tue, 10 Mar - Fri, 10 Apr
Multiple Airlines Logo
06:00 - 17:00SYD-POA
25h 00m2 stops
Multiple Airlines Logo
19:05 - 21:40POA-SYD
37h 35m2 stops
$2,682Multiple Airlines
Find Deal
Fri, 27 Mar - Sun, 19 Apr

LATAM Airlines flights from Sydney to Porto Alegre

Our best LATAM Airlines deals on Sydney to Porto Alegre flight tickets
LATAM Airlines
9 Mar
SYD11:10Sydney Kingsford Smith
19h 50m
1 stop
POA17:00Porto Alegre Salgado Filho
9 Apr
POA04:45Porto Alegre Salgado Filho
36h 30m
2 stops
SYD06:15Sydney Kingsford Smith
$2,394
Find similar
LATAM Airlines
9 Mar
SYD08:00Sydney Kingsford Smith
23h 00m
2 stops
POA17:00Porto Alegre Salgado Filho
9 Apr
POA04:45Porto Alegre Salgado Filho
36h 30m
2 stops
SYD06:15Sydney Kingsford Smith
$2,432
Find similar
LATAM Airlines
10 Mar
SYD11:10Sydney Kingsford Smith
36h 05m
2 stops
POA09:15Porto Alegre Salgado Filho
10 Apr
POA19:05Porto Alegre Salgado Filho
26h 20m
2 stops
SYD10:25Sydney Kingsford Smith
$2,462
Find similar

American Airlines flights from Sydney to Porto Alegre

Our best American Airlines deals on Sydney to Porto Alegre flight tickets
American Airlines
25 Dec
SYD14:05Sydney Kingsford Smith
41h 40m
2 stops
POA17:45Porto Alegre Salgado Filho
25 Jan
POA17:55Porto Alegre Salgado Filho
48h 20m
3 stops
SYD08:15Sydney Kingsford Smith
$3,965
Find similar
American Airlines
13 Dec
SYD09:45Sydney Kingsford Smith
39h 15m
3 stops
POA11:00Porto Alegre Salgado Filho
11 Jan
POA19:20Porto Alegre Salgado Filho
46h 55m
3 stops
SYD08:15Sydney Kingsford Smith
$4,015
Find similar
American Airlines
12 Dec
SYD09:45Sydney Kingsford Smith
38h 50m
2 stops
POA10:35Porto Alegre Salgado Filho
5 Jan
POA17:55Porto Alegre Salgado Filho
47h 00m
2 stops
SYD06:55Sydney Kingsford Smith
$4,049
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 25 November 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

Mon 9/3

11:10-17:00

1 stop19h 50m

Porto Alegre Salgado Filho

Thu 9/4

04:45-06:15

2 stops36h 30m

$2,394

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Mon 9/3

08:00-17:00

2 stops23h 00m

Porto Alegre Salgado Filho

Thu 9/4

04:45-06:15

2 stops36h 30m

$2,432

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Tue 10/3

11:10-09:15

2 stops36h 05m

Porto Alegre Salgado Filho

Fri 10/4

19:05-10:25

2 stops26h 20m

$2,462

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Tue 10/3

11:10-11:35

2 stops38h 25m

Porto Alegre Salgado Filho

Fri 10/4

19:05-10:25

2 stops26h 20m

$2,463

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Fri 27/3

10:20-16:10

3 stops43h 50m

Porto Alegre Salgado Filho

Sun 19/4

16:05-07:20

3 stops50h 15m

$2,533

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Mon 9/3

11:20-14:05

3 stops40h 45m

Porto Alegre Salgado Filho

Thu 9/4

15:25-07:20

3 stops50h 55m

$2,536

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Fri 27/3

10:20-14:35

3 stops42h 15m

Porto Alegre Salgado Filho

Sun 19/4

16:05-07:20

3 stops50h 15m

$2,538

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

19:05-09:20

2 stops25h 15m

$2,595

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

19:05-09:30

2 stops25h 25m

$2,596

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Fri 27/3

06:00-17:00

2 stops25h 00m

Porto Alegre Salgado Filho

Sun 19/4

19:05-21:40

2 stops37h 35m

$2,682

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, April 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 $2,421. If you don’t want to visit Porto Alegre in April, then you should wait until March to fly from Sydney, when ticket prices are also cheap, with an average price of $2,497.

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 $2,381. 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 $3,466.

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 $2,721. 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 $2,827 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.

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

Fastest flight time

24h 00m

Direct flights

None
The fastest flight from Sydney to Porto Alegre takes 24h 00m
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 18h 40m, 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 $1,997Free cancellationRating
7.5
1,886 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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