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$1,149+ Cheap flights to Porto Alegre

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
— POA
17 oct. — 24 oct.1
1 adult
1 adult, Economy

Flights to Porto Alegre in 2025

Find the latest flights to Porto Alegre in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 17 septembre 2025.

Return from

$2,463

One-way from

$1,149

Popular in

December

Cheapest in

March

Average price

$2,860
LATAM Airlines
  • LATAM Airlines
  • 10/3-10/4
  • 3 total stops
  • 46h 35m total
  • Sydney to Porto Alegre
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15/10
  • 15/10
  • 3 total stops
  • 45h 00m total
  • Sydney to Porto Alegre
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($827 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($147 potential savings vs. average return price).
Search Deals
Average for return flights in September 2025
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Find flight deals to Porto Alegre

Cheapest flights to Porto Alegre
Explore the most affordable flight options available to Porto Alegre. Find the lowest fares based on data from user searches, with prices last updated on 17 septembre 2025.

mer. 15/1008:15SYD - POA
2 stops25h 35mMultiple Airlines
ven. 31/1018:00POA - SYD
2 stops24h 55mMultiple Airlines
Deal found 15/9$2,505
mer. 15/1012:50SYD - POA
3 stops34h 20mLATAM Airlines
ven. 31/1007:00POA - SYD
2 stops57h 20mLATAM Airlines
Deal found 15/9$2,538
ven. 31/1015:50SYD - POA
2 stops36h 15mQatar Airways
ven. 7/1106:40POA - SYD
2 stops58h 10mQatar Airways
Deal found 15/9$3,039
sam. 1/1115:50SYD - POA
2 stops46h 35mQatar Airways
sam. 8/1112:40POA - SYD
2 stops52h 10mQatar Airways
Deal found 17/9$3,109
ven. 31/1010:20SYD - POA
3 stops42h 15mMultiple Airlines
ven. 7/1115:25POA - SYD
3 stops52h 10mMultiple Airlines
Deal found 15/9$3,241
sam. 1/1121:15SYD - POA
3 stops73h 50mTurkish Airlines
sam. 8/1117:35POA - SYD
3 stops59h 45mTurkish Airlines
Deal found 17/9$3,310
jeu. 25/1221:15SYD - POA
3 stops72h 30mTurkish Airlines
dim. 25/114:50POA - SYD
3 stops62h 30mTurkish Airlines
Deal found 15/9$3,503

Cheapflights Fare Finder

 
Locate flights to Porto Alegre that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 17 septembre 2025.
Use the filters below to find and compare flights to Porto Alegre that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

mar. 10/3

11:10-23:25

2 stops26h 15m

Porto Alegre Salgado Filho

ven. 10/4

20:55-06:15

1 stop20h 20m

$2,463

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

mer. 15/10

12:50-09:10

3 stops34h 20m

Porto Alegre Salgado Filho

ven. 31/10

07:00-06:20

2 stops57h 20m

$2,538

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

lun. 9/3

11:20-16:10

3 stops42h 50m

Porto Alegre Salgado Filho

jeu. 9/4

15:25-07:20

3 stops50h 55m

$2,592

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

lun. 9/3

11:10-17:00

1 stop19h 50m

Porto Alegre Salgado Filho

jeu. 9/4

12:35-06:15

2 stops28h 40m

$2,775

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

mer. 15/10

17:20-00:20

3 stops45h 00m

$1,149

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

dim. 15/2

14:10-00:25

3 stops48h 15m

$1,191

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

lun. 16/3

11:10-17:00

1 stop19h 50m

$1,365

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

dim. 15/2

15:50-14:05

2 stops36h 15m

$1,668

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

dim. 15/2

11:10-17:00

1 stop19h 50m

$2,011

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Best time to book a flight to Porto Alegre

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

When is the best time to book a flight to Porto Alegre?

Use this chart to determine the optimal time to book a return flight from Sydney to Porto Alegre. Price data was last updated on 12 September 2025.

The best time to book flights to Porto Alegre is 85 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 17 septembre 2025.
Check out reviews from past customers who have flown LATAM Airlines to Brazil to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.5
Good
1,847 reviews
Check prices

Boarding

7.6

Crew

8.0

Food

6.7

Comfort

7.4

Entertainment

7.0

Overall

7.5

Reviews

1 / 20
8.0
Excellent

Darrel,Sept 2025

LIM - GRU

The Wi-Fi was not working, so there was no in-flight entertainment. The biggest disappointment was that my Delta diamond status did not transfer any status to my LATAM flight. I WOULD’VE THOUGHT THAT THERE WOULD BE A BETTER WORKING AGREEMENT BETWEEN THE AIRLINES.
LATAM Airlines
7.5
Good
1,847 reviews
LATAM Airlines
7.5
Good
1,847 reviews
Check prices

Boarding

7.6

Crew

8.0

Food

6.7

Comfort

7.4

Entertainment

7.0

Overall

7.5

Reviews

1 / 20
8.0
Excellent

Darrel,Sept 2025

LIM - GRU

The Wi-Fi was not working, so there was no in-flight entertainment. The biggest disappointment was that my Delta diamond status did not transfer any status to my LATAM flight. I WOULD’VE THOUGHT THAT THERE WOULD BE A BETTER WORKING AGREEMENT BETWEEN THE AIRLINES.

FAQs about flying to Porto Alegre

  • What airport do you fly into for flights to Porto Alegre?

    Most people fly into Porto Alegre Salgado Filho (POA) if they book a flight to Porto Alegre. Salgado Filho is conveniently located just 6.4 km from Porto Alegre’s city centre.

  • Can I find cheaper flights to Porto Alegre if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Porto Alegre on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Porto Alegre?

    Based on reviews from Cheapflights users, LATAM Airlines is rated the highest out of the airlines that fly to Porto Alegre.

  • Where does the fastest flight to Porto Alegre depart from?

    For those looking to save time traveling to Porto Alegre, Melbourne offers the quickest one-way flight (19 hours 0 minutes).

  • Does Porto Alegre Salgado Filho have car hire?

    Yes. Those touching down at Porto Alegre Salgado Filho can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Porto Alegre Salgado Filho?

    Yes. Porto Alegre Salgado Filho has hotels nearby for those requiring accommodations. Motel Porto dos Casais is the closest property to Porto Alegre Salgado Filho (0.0 km away from Porto Alegre Salgado Filho).

See more FAQs

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