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Cheap flights from Porto Alegre to Sydney from $1,472

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
POA — SYD
2 Jul — 9 Jul1
1 adult

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

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 27 June 2025.

Round-trip from

$2,232

One-way from

$1,472

Popular in

January

Cheapest in

March

Average price

$2,977
LATAM Airlines
  • LATAM Airlines
  • 13/8-5/9
  • 2 total stops
  • 41h 20m total
  • Porto Alegre to Sydney
4/8
  • 4/8
  • 2 total stops
  • 41h 10m total
  • Porto Alegre to Sydney
Highest demand for flights based on searches. 15% potential increase in price ($886 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($115 potential savings vs. average return price).
Average for round-trip flights in June 2025

Find flight deals from Porto Alegre to Sydney

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 27 June 2025.

Wed 13/820:55POA - SYD
1 stop20h 50mLATAM Airlines
Fri 5/912:20SYD - POA
1 stop20h 30mLATAM Airlines
Deal found 26/6$2,232
Sun 10/820:55POA - SYD
1 stop20h 50mMultiple Airlines
Sun 17/822:00SYD - POA
3 stops38h 25mMultiple Airlines
Deal found 26/6$2,281
Thu 21/817:45POA - SYD
2 stops47h 30mQatar Airways
Thu 9/1015:50SYD - POA
2 stops41h 25mQatar Airways
Deal found 25/6$2,442
Sun 19/1011:30POA - SYD
3 stops54h 50mAir Canada
Wed 29/1010:20SYD - POA
3 stops44h 30mAir Canada
Deal found 26/6$3,122
Mon 20/1015:30POA - SYD
3 stops62h 30mTurkish Airlines
Fri 31/1021:45SYD - POA
3 stops73h 35mTurkish Airlines
Deal found 26/6$3,254
Thu 21/820:55POA - SYD
1 stop31h 20mQantas Airways
Thu 9/1011:30SYD - POA
2 stops35h 50mQantas Airways
Deal found 25/6$3,420

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 27 June 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

Wed 13/8

20:55-06:45

1 stop20h 50m

Sydney Kingsford Smith

Fri 5/9

12:20-19:50

1 stop20h 30m

$2,232

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Sun 10/8

20:55-06:45

1 stop20h 50m

Sydney Kingsford Smith

Sun 17/8

22:00-23:25

3 stops38h 25m

$2,281

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Thu 21/8

17:45-06:15

2 stops47h 30m

Sydney Kingsford Smith

Thu 9/10

15:50-19:15

2 stops41h 25m

$2,442

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Sun 19/10

11:30-08:20

3 stops54h 50m

Sydney Kingsford Smith

Wed 29/10

10:20-16:50

3 stops44h 30m

$3,122

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Mon 20/10

15:30-20:00

3 stops62h 30m

Sydney Kingsford Smith

Fri 31/10

21:45-09:20

3 stops73h 35m

$3,254

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Thu 21/8

20:55-17:15

1 stop31h 20m

Sydney Kingsford Smith

Thu 9/10

11:30-09:20

2 stops35h 50m

$3,420

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Mon 4/8

01:20-07:30

2 stops41h 10m

$1,472

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Tue 5/8

12:35-06:15

2 stops52h 40m

$1,926

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Sun 12/10

20:55-07:45

1 stop20h 50m

$2,154

Porto AlegreSydney

POA - SYD

POASYD

Porto Alegre Salgado Filho

Tue 5/8

14:35-19:00

3 stops63h 25m

$2,231

Flights are sorted by cheapest return flights first.

Deals found on 25/6

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 20 June 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, May is the cheapest month in which you can book a flight from Porto Alegre to Sydney (average of $129). Flying from Porto Alegre to Sydney in October is currently the most expensive (average of $171). 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 27 June 2025.

It’s optimal to fly from Porto Alegre to Sydney in the afternoon. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight in the morning.

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 27 June 2025.
See what other customers who have flown with LATAM Airlines, Qantas Airways, andQatar Airways 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.

Overall

7.5

Entertainment

7.0

Comfort

7.4

Boarding

7.6

Food

6.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Duane,June 2025

GRU - MAD

The flight crew were accommodating and friendly. However, it was annoying that I did not receive the seat I had reserved when I originally booked my flight and was not able to get much help before takeoff.

Overall

7.5

Entertainment

7.0

Comfort

7.4

Boarding

7.6

Food

6.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Duane,June 2025

GRU - MAD

The flight crew were accommodating and friendly. However, it was annoying that I did not receive the seat I had reserved when I originally booked my flight and was not able to get much help before takeoff.

Overall

7.5

Entertainment

7.0

Comfort

7.4

Boarding

7.6

Food

6.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Duane,June 2025

GRU - MAD

The flight crew were accommodating and friendly. However, it was annoying that I did not receive the seat I had reserved when I originally booked my flight and was not able to get much help before takeoff.

Overall

7.5

Entertainment

7.0

Comfort

7.4

Boarding

7.6

Food

6.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Duane,June 2025

GRU - MAD

The flight crew were accommodating and friendly. However, it was annoying that I did not receive the seat I had reserved when I originally booked my flight and was not able to get much help before takeoff.

Overall

7.5

Entertainment

7.0

Comfort

7.4

Boarding

7.6

Food

6.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Duane,June 2025

GRU - MAD

The flight crew were accommodating and friendly. However, it was annoying that I did not receive the seat I had reserved when I originally booked my flight and was not able to get much help before takeoff.

Overall

7.5

Entertainment

7.0

Comfort

7.4

Boarding

7.6

Food

6.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Duane,June 2025

GRU - MAD

The flight crew were accommodating and friendly. However, it was annoying that I did not receive the seat I had reserved when I originally booked my flight and was not able to get much help before takeoff.

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.
  • What are the cheapest airlines flying from Porto Alegre to Sydney round-trip?

    LATAM Airlines, at $2,232, was found to be the cheapest airline from Porto Alegre to Sydney.Alternate airlines to your destination round-trip include Qatar Airways and Air Canada. Users have found that LATAM Airlines is 27% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Porto Alegre to Sydney one-way?

    To fly one-way, consider booking your trip with Qatar Airways, which is currently one of the cheapest options available, starting at $1,926. LATAM Airlines flights start at $2,154 while deals on Turkish Airlines start at $2,231 one-way.

  • 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, May is the cheapest month in which you can book a flight from Porto Alegre to Sydney (average of $129). Flying from Porto Alegre to Sydney in October is currently the most expensive (average of $171). 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 Porto Alegre?

Book flights to Porto Alegre if you plan to visit one of these locations
Parramatta
Wollongong
Katoomba
Manly
Penrith
Coogee
Randwick
Cronulla
Terrigal
Lithgow
Bondi Beach
Leura

Browse thousands of different options on Cheapflights for your next trip

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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 27 June 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$2,778Average$3,557FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights

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Can Cheapflights find flights from Porto Alegre to Sydney with no change fees?

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Can Cheapflights notify me if prices for flights from Porto Alegre to Sydney become cheaper?

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