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Cheap flights from Porto Alegre to Sydney from $1,780

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 26/4. Fares are subject to change and may not be available on all flights or dates of travel.
POA — SYD
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Porto Alegre Salgado Filho to Sydney Kingsford Smith are usually found in March or August, booked 37 days in advance, depart on a Tuesday or Friday and return on a Friday

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Cheapest flights from Porto Alegre to Sydney
Explore the most affordable flight options available from Porto Alegre to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2025.

Fri 28/1118:00POA - SYD
1 stop22h 15mLATAM Airlines
Mon 5/108:45SYD - POA
2 stops22h 15mLATAM Airlines
Deal found 6/11$2,711
Thu 6/1119:30POA - SYD
2 stops44h 45mLATAM Airlines
Fri 6/211:10SYD - POA
1 stop19h 50mLATAM Airlines
Deal found 5/11$3,088

Cheap flight deals from Porto Alegre to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Porto Alegre (POA) to Sydney (SYD). 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 7 November 2025.

Round-trip from

$2,570

One-way from

$1,780

Popular in

January

Cheapest in

March

Average price

$2,902
Turkish Airlines
  • Turkish Airlines
  • 7/2-28/2
  • 6 total stops
  • 107h 50m total
  • Porto Alegre to Sydney
Search Deals
Turkish Airlines
  • Turkish Airlines
  • 26/4
  • 3 total stops
  • 66h 55m total
  • Porto Alegre to Sydney
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($699 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($124 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Porto Alegre to Sydney 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 647,157 searches. Data last updated 7 November 2025.
Use the filters below to find and compare flights from Porto Alegre to Sydney that are best for you.

Fly from

Porto Alegre

Fly to

Sydney

Route

Depart

Return

Price

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Thu 26/2

12:40-19:20

3 stops40h 40m

Sydney Kingsford Smith

Wed 13/5

21:10-10:35

3 stops50h 25m

$2,570

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Sun 8/2

17:50-06:20

1 stop22h 30m

Sydney Kingsford Smith

Sat 21/2

11:10-09:05

2 stops35h 55m

$2,662

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Mon 2/2

18:00-06:20

1 stop22h 20m

Sydney Kingsford Smith

Sat 21/2

11:10-01:05

2 stops27h 55m

$2,662

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Sat 28/2

04:45-06:15

2 stops35h 30m

Sydney Kingsford Smith

Wed 1/4

11:10-19:50

1 stop22h 40m

$2,713

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Sun 1/3

11:40-19:20

3 stops65h 40m

Sydney Kingsford Smith

Wed 1/4

22:10-09:20

3 stops73h 10m

$2,715

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Tue 10/2

14:05-06:20

2 stops26h 15m

Sydney Kingsford Smith

Fri 29/5

11:10-19:50

1 stop21h 40m

$2,824

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Thu 5/3

14:05-06:15

2 stops26h 10m

Sydney Kingsford Smith

Sat 16/5

21:20-19:50

2 stops35h 30m

$2,825

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Sun 26/4

11:20-19:15

3 stops66h 55m

$1,780

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Sun 15/2

04:45-06:50

2 stops36h 05m

$1,941

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Sun 26/4

20:55-06:15

1 stop20h 20m

$2,173

Flights are sorted by cheapest return flights first.

Deals found on 6/11

Showing 1-10 of 13 results
1
2

Best time to book a flight from Porto Alegre to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Porto Alegre with our price prediction graph.
Estimated return 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 Porto Alegre to Sydney

How far ahead should I book a flight from Porto Alegre to Sydney?

Use this chart to determine the optimal time to book a return flight from Porto Alegre to Sydney. Price data was last updated on 31 October 2025.

Booking 37 days in advance of your planned departure date is, on average, the best time to get cheap flights from Porto Alegre to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Porto Alegre to Sydney?

Currently, March is the cheapest month in which you can book a flight from Porto Alegre to Sydney (average of $1,511). Flying from Porto Alegre to Sydney in January is currently the most expensive (average of $2,936). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from POA to SYD?

Find hourly flight availability from Porto Alegre to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 November 2025.

It’s optimal to fly from Porto Alegre to Sydney in the afternoon. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight in the morning.

How much does it cost for a return flight from Porto Alegre to Sydney?

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 7 November 2025.
See what other customers who have flown with LATAM Airlines from Porto Alegre to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.5
Good
1,873 reviews
Check prices

Overall

7.5

Crew

8.0

Entertainment

7.0

Food

6.7

Comfort

7.3

Boarding

7.6

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
LATAM Airlines
7.5
Good
1,873 reviews
LATAM Airlines
7.5
Good
1,873 reviews
Check prices

Overall

7.5

Crew

8.0

Entertainment

7.0

Food

6.7

Comfort

7.3

Boarding

7.6

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!

Related info for your journey

Find useful and relevant information for your journey from Porto Alegre to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Porto Alegre to Sydney?

    For as low as $2,662, LATAM Airlines can have you in Sydney from Porto Alegre in 22h 30m. There are 12519 km between Porto Alegre and Sydney.

  • What is the cheapest airline to fly from Porto Alegre to Sydney round-trip?

    LATAM Airlines, at $2,779, was found to be the cheapest airline from Porto Alegre to Sydney.. Users have found that LATAM Airlines is 8% cheaper than the other options available to this destination.

  • Can I find deals for flights from Porto Alegre to Sydney that include hotel bookings?

    Yes. In addition to deals on Porto Alegre to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Porto Alegre to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto Alegre to Sydney.

  • Can I find deals for business class flights from Porto Alegre to Sydney?

    Yes. Cheapflights offers flight deals from Porto Alegre to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Porto Alegre to Sydney?

    Currently, March is the cheapest month in which you can book a flight from Porto Alegre to Sydney (average of $1,511). Flying from Porto Alegre to Sydney in January is currently the most expensive (average of $2,936). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Katoomba
Penrith
Terrigal
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Coogee
Leura
Bondi Beach
Cronulla

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Top airline flying from Porto Alegre to Sydney

Discover the top airline that operate flights from Porto Alegre to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 7 November 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$2,779Average$3,579FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights

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Not ready to book yet? You can track prices for flights from Porto Alegre to Sydney on Cheapflights with our Price Alert feature and get notified when better prices are available.

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