Cheap flights from Sydney to Porto Alegre from $1,958
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 15/12. Fares are subject to change and may not be available on all flights or dates of travel.
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 11 July 2025.
Round-trip from | $2,319 |
---|---|
Popular in | December |
Cheapest in | July |
Average price | $2,476 |
Find flight deals from Sydney to Porto Alegre
Cheapest flights from Sydney to Porto AlegreExplore 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 11 July 2025.
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 11 July 2025.
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 11 July 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
Sat 23/8
11:50-19:50
2 stops21h 00m
Porto Alegre Salgado Filho
Sat 30/8
18:55-17:15
2 stops33h 20m
SydneyPorto Alegre
SYD - POA
SYDPOA
Sydney Kingsford Smith
Mon 25/8
11:50-19:50
2 stops21h 00m
Porto Alegre Salgado Filho
Mon 1/9
20:55-09:35
1 stop23h 40m
SydneyPorto Alegre
SYD - POA
SYDPOA
Sydney Kingsford Smith
Thu 25/12
11:50-18:00
2 stops44h 10m
Porto Alegre Salgado Filho
Sun 25/1
13:50-07:00
2 stops51h 10m
SydneyPorto Alegre
SYD - POA
SYDPOA
Sydney Kingsford Smith
Fri 12/12
09:45-16:25
3 stops44h 40m
Porto Alegre Salgado Filho
Thu 8/1
18:35-06:55
2 stops46h 20m
SydneyPorto Alegre
SYD - POA
SYDPOA
Sydney Kingsford Smith
Thu 25/12
15:50-14:00
2 stops36h 10m
Porto Alegre Salgado Filho
Sat 24/1
04:40-06:50
2 stops36h 10m
SydneyPorto Alegre
SYD - POA
SYDPOA
Sydney Kingsford Smith
Mon 15/12
07:00-17:00
2 stops24h 00m
SydneyPorto Alegre
SYD - POA
SYDPOA
Sydney Kingsford Smith
Thu 25/12
11:10-23:25
2 stops26h 15m
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.
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 11 July 2025.
Check out reviews from past customers who have flown with LATAM Airlines from Sydney to Porto Alegre to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Crew
Comfort
Food
Overall
Boarding
Reviews
Murilo,June 2025
SFO - LAX
Entertainment
Crew
Comfort
Food
Overall
Boarding
Reviews
Murilo,June 2025
SFO - LAX
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.
Browse thousands of different options on Cheapflights for your next trip
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Complete your trip
Complete your trip to Porto Alegre by adding a car hire and/or hotel booking to your travel itinerary.
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 11 July 2025.
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.