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Cheap flights from Sydney to Porto Alegre from $1,400

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 26/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — POA
31 Mar — 7 Apr1
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 26 March 2025.

Popular in

December

Cheapest in

May

Average price

$2,727
Highest demand for flights based on searches. 20% potential increase in price ($1,263 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($166 potential savings vs. average return price).
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Average for round-trip flights in March 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 26 March 2025.

Wed 20/808:00SYD - POA
2 stops24h 50mLATAM Airlines
Sat 23/820:55POA - SYD
2 stops24h 15mLATAM Airlines
Deal found 25/3$2,073
Wed 20/808:55SYD - POA
2 stops23h 55mQantas Airways
Sat 23/820:55POA - SYD
1 stop31h 20mQantas Airways
Deal found 25/3$3,608
Tue 23/1211:50SYD - POA
2 stops57h 50mMultiple Airlines
Mon 2/215:30POA - SYD
2 stops49h 30mMultiple Airlines
Deal found 25/3$3,711
Sun 21/1214:30SYD - POA
2 stops58h 05mAmerican Airlines
Mon 26/118:35POA - SYD
2 stops46h 20mAmerican Airlines
Deal found 24/3$3,894

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 26 March 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 20/8

08:00-19:50

2 stops24h 50m

Porto Alegre Salgado Filho

Sat 23/8

20:55-10:10

2 stops24h 15m

$2,073

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Wed 20/8

08:55-19:50

2 stops23h 55m

Porto Alegre Salgado Filho

Sat 23/8

20:55-17:15

1 stop31h 20m

$3,608

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Mon 26/5

08:00-09:25

3 stops38h 25m

$1,400

Flights are sorted by cheapest return flights first.

Deals found on 25/3

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 26 March 2025.
LATAM Airlines
7.5
Good
1,749 reviews
Check prices

Comfort

7.4

Crew

8.1

Food

6.7

Overall

7.5

Boarding

7.6

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

GRU - ATL

Fantastic! Everything about my flight from Sao Paulo to Atlanta went well. The gate area was excellent, roomy and clean. Communication was clear and timely. The boarding process was simple and efficient. The plane was excellent as was the crew. Great job!
LATAM Airlines
7.5
Good
1,749 reviews
LATAM Airlines
7.5
Good
1,749 reviews
Check prices

Comfort

7.4

Crew

8.1

Food

6.7

Overall

7.5

Boarding

7.6

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

GRU - ATL

Fantastic! Everything about my flight from Sao Paulo to Atlanta went well. The gate area was excellent, roomy and clean. Communication was clear and timely. The boarding process was simple and efficient. The plane was excellent as was the crew. Great job!

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.

  • 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.

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 2 airlines flying from Sydney to Porto Alegre

Discover the top 2 airlines 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 26 March 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$2,250Average$2,862FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights
Qantas AirwaysCheapest$2,341Average$3,166FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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