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Cheap flights from Sydney to Porto Alegre from $2,281

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — POA
18 Jun — 25 Jun1
1 adult

Cheap flight deals from Sydney to Porto Alegre

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Porto Alegre (POA). 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 13 June 2025.

Round-trip from

$2,281

Popular in

December

Cheapest in

July

Average price

$2,548
LATAM Airlines
  • LATAM Airlines
  • 9/7-16/7
  • 3 total stops
  • 41h 50m total
  • Sydney to Porto Alegre
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($1,022 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($144 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
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Find flight deals from Sydney to Porto Alegre

Cheapest flights from Sydney to Porto Alegre
Explore the most affordable flight options available from Sydney to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Wed 9/711:50SYD - POA
2 stops21h 00mLATAM Airlines
Wed 16/720:55POA - SYD
1 stop20h 50mLATAM Airlines
Deal found 11/6$2,281
Thu 25/1211:50SYD - POA
2 stops44h 10mUnited Airlines
Sun 25/113:50POA - SYD
2 stops51h 10mUnited Airlines
Deal found 11/6$3,142
Thu 10/711:30SYD - POA
1 stop21h 20mQantas Airways
Thu 17/720:55POA - SYD
1 stop31h 20mQantas Airways
Deal found 11/6$3,270
Fri 19/1208:00SYD - POA
2 stops24h 50mMultiple Airlines
Fri 27/219:55POA - SYD
1 stop20h 35mMultiple Airlines
Deal found 12/6$3,337
Thu 18/1214:20SYD - POA
2 stops37h 10mAmerican Airlines
Sun 1/318:35POA - SYD
2 stops46h 20mAmerican Airlines
Deal found 12/6$3,915
Thu 25/1215:50SYD - POA
2 stops36h 00mQatar Airways
Sat 24/104:40POA - SYD
2 stops36h 10mQatar Airways
Deal found 11/6$4,140
Thu 18/1221:45SYD - POA
3 stops73h 30mTurkish Airlines
Wed 25/218:35POA - SYD
3 stops59h 15mTurkish Airlines
Deal found 12/6$4,234
Sat 20/1221:10SYD - POA
2 stops41h 30mEmirates
Mon 2/318:35POA - SYD
2 stops46h 25mEmirates
Deal found 12/6$5,092

Cheapflights 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, Cheapflights users made 647,157 searches. Data last updated 13 June 2025.
Use the filters below to find and compare flights from Sydney to Porto Alegre that are best for you.

Fly from

Sydney

Fly to

Porto Alegre

Route

Depart

Return

Price

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Wed 9/7

11:50-19:50

2 stops21h 00m

Porto Alegre Salgado Filho

Wed 16/7

20:55-06:45

1 stop20h 50m

$2,281

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Thu 10/7

11:30-19:50

1 stop21h 20m

Porto Alegre Salgado Filho

Thu 17/7

20:55-17:15

1 stop31h 20m

$3,270

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Thu 10/7

11:50-19:50

2 stops21h 00m

Porto Alegre Salgado Filho

Wed 16/7

01:23-12:15

3 stops45h 52m

$7,854

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Best time to book a flight from Sydney to Porto Alegre

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from Sydney 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 Sydney to Porto Alegre

Rainfall in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto Alegre ranges from 70.0 - 130.0 inches per month. September is typically the wettest month, when rainfall can reach 130.0 mm. November is typically the driest time to visit Porto Alegre when rainfall is around 70.0 mm.

Temperature in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto Alegre, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 13.0 C).

Reviews of airlines servicing Porto Alegre

Get insights into the airlines that provide service to Porto Alegre. 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 Porto Alegre. Reviews last updated 13 June 2025.
LATAM Airlines
7.5
Good
1,785 reviews
Check prices

Overall

7.5

Food

6.7

Boarding

7.6

Comfort

7.4

Entertainment

7.0

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2025

COR - LIM

Always a great service. Better than Delta or American Airlines
LATAM Airlines
7.5
Good
1,785 reviews
LATAM Airlines
7.5
Good
1,785 reviews
Check prices

Overall

7.5

Food

6.7

Boarding

7.6

Comfort

7.4

Entertainment

7.0

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2025

COR - LIM

Always a great service. Better than Delta or American Airlines
Qantas Airways
7.5
Good
854 reviews
LATAM Airlines
7.5
Good
1,785 reviews
Check prices

Overall

7.5

Food

6.7

Boarding

7.6

Comfort

7.4

Entertainment

7.0

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2025

COR - LIM

Always a great service. Better than Delta or American Airlines

Related info for your journey

Find useful and relevant information for your journey from Sydney to Porto Alegre. 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 Sydney to Porto Alegre round-trip?

    According to our current data, LATAM Airlines ($2,281), and Qantas Airways ($3,270) offers the cheapest pricing from Sydney to Porto Alegre. LATAM Airlines is priced at 22% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Porto Alegre by adding a car hire and/or hotel booking to your travel itinerary.
Porto Alegre car hire
Porto Alegre Salgado Filho Airport car hire

Top airline flying from Sydney to Porto Alegre

Discover the top airline that operate flights from Sydney to Porto Alegre. 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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$2,176Average$2,915FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Sydney to Porto Alegre?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Porto Alegre from Sydney today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Sydney to Porto Alegre?

Cheapflights simply makes it quick and affordable to book flights from Sydney to Porto Alegre by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Sydney to Porto Alegre, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Sydney to Porto Alegre flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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