Find flights
Airlines
Travel Guide

$1,322+ 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 28/11. Fares are subject to change and may not be available on all flights or dates of travel.
— POA
7 Sep — 14 Sep1
1 adult

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 2 September 2025.

Return from

$2,055

One-way from

$1,322

Popular in

December

Cheapest in

March

Average price

$2,867
LATAM Airlines
  • LATAM Airlines
  • 16/10-23/10
  • 6 total stops
  • 55h 45m total
  • Sydney to Porto Alegre
Search Deals
LATAM Airlines
  • LATAM Airlines
  • 28/11
  • 2 total stops
  • 22h 15m total
  • Sydney to Porto Alegre
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($873 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($152 potential savings vs. average return price).
Search Deals
Average for return flights in September 2025
Search Deals

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 2 September 2025.

Thu 16/1012:50SYD - POA
3 stops26h 20mLATAM Airlines
Thu 23/1015:10POA - SYD
3 stops29h 25mLATAM Airlines
Deal found 1/9$2,055
Sat 15/1111:10SYD - POA
1 stop19h 50mLATAM Airlines
Mon 15/1218:00POA - SYD
1 stop22h 20mLATAM Airlines
Deal found 31/8$2,589
Sat 15/1106:00SYD - POA
2 stops25h 00mMultiple Airlines
Mon 15/1218:00POA - SYD
2 stops24h 55mMultiple Airlines
Deal found 31/8$2,613
Mon 15/908:00SYD - POA
3 stops27h 40mLATAM Airlines
Sun 15/318:00POA - SYD
1 stop22h 20mLATAM Airlines
Deal found 1/9$2,871

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 2 September 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

Thu 16/10

12:50-01:10

3 stops26h 20m

Porto Alegre Salgado Filho

Thu 23/10

15:10-10:35

3 stops29h 25m

$2,055

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Sat 15/11

11:10-17:00

1 stop19h 50m

Porto Alegre Salgado Filho

Mon 15/12

18:00-06:20

1 stop22h 20m

$2,589

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Sat 15/11

06:00-17:00

2 stops25h 00m

Porto Alegre Salgado Filho

Mon 15/12

18:00-08:55

2 stops24h 55m

$2,613

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Mon 15/9

08:00-22:40

3 stops27h 40m

Porto Alegre Salgado Filho

Sun 15/3

18:00-06:20

1 stop22h 20m

$2,871

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Fri 28/11

08:45-17:00

2 stops22h 15m

$1,322

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Mon 15/9

09:20-09:20

3 stops37h 00m

$1,334

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Wed 15/10

12:50-19:50

2 stops21h 00m

$1,343

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Mon 17/11

06:00-17:55

2 stops25h 55m

$1,355

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Mon 17/11

11:10-17:55

1 stop20h 45m

$1,355

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Sun 28/9

12:20-19:50

1 stop20h 30m

$1,459

Flights are sorted by cheapest return flights first.

Deals found on 1/9

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 29 August 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 2 September 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
1,846 reviews
Check prices

Boarding

7.6

Comfort

7.4

Entertainment

7.0

Crew

8.0

Food

6.7

Overall

7.5

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.
LATAM Airlines
7.5
Good
1,846 reviews
LATAM Airlines
7.5
Good
1,846 reviews
Check prices

Boarding

7.6

Comfort

7.4

Entertainment

7.0

Crew

8.0

Food

6.7

Overall

7.5

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.

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 (18 hours 30 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

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.

Search flights to Porto Alegre by cabin class

Find flights to Porto Alegre, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy class

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 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 today with Cheapflights!

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

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

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

Yes, we can. To see specific flights to Porto Alegre with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Porto Alegre today and book when you’re ready!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.