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$2,471+ Cheap flights to Porto Alegre

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
— POA
8 Feb — 15 Feb1
1 adult
1 adult, Economy, 0 bags

Flights to Porto Alegre in 2026

Find the latest flights to Porto Alegre in 2026, 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 9 January 2026.

Return from

$2,194

One-way from

$4,077

Popular in

December

Cheapest in

February

Average price

$2,850
LATAM Airlines
  • LATAM Airlines
  • 20/2-27/2
  • 4 total stops
  • 47h 45m total
  • Sydney to Porto Alegre
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1/3
  • 1/3
  • 3 total stops
  • 54h 20m total
  • Sydney to Porto Alegre
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($388 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($87 potential savings vs. average return price).
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Average for return flights in January 2026
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Find flight deals to Porto Alegre

Enter your travel dates to find the best prices.

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 9 January 2026.

Tue 10/311:10SYD - POA
2 stops26h 45mLATAM Airlines
Fri 10/419:05POA - SYD
1 stop22h 45mLATAM Airlines
Deal found 8/1$2,471
Fri 27/311:10SYD - POA
1 stop19h 50mLATAM Airlines
Sun 19/419:05POA - SYD
1 stop22h 45mLATAM Airlines
Deal found 7/1$2,541
Mon 9/311:10SYD - POA
1 stop19h 50mLATAM Airlines
Thu 9/414:00POA - SYD
2 stops27h 50mLATAM Airlines
Deal found 7/1$2,562
Sat 28/321:20SYD - POA
2 stops33h 55mMultiple Airlines
Tue 21/419:05POA - SYD
1 stop22h 45mMultiple Airlines
Deal found 7/1$2,568
Mon 9/308:10SYD - POA
2 stops22h 50mMultiple Airlines
Thu 9/410:00POA - SYD
2 stops31h 50mMultiple Airlines
Deal found 7/1$2,600

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 9 January 2026.
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

Tue 10/3

11:10-23:55

2 stops26h 45m

Porto Alegre Salgado Filho

Fri 10/4

19:05-06:50

1 stop22h 45m

$2,471

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Fri 27/3

11:10-17:00

1 stop19h 50m

Porto Alegre Salgado Filho

Sun 19/4

19:05-06:50

1 stop22h 45m

$2,541

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Mon 9/3

11:10-17:00

1 stop19h 50m

Porto Alegre Salgado Filho

Thu 9/4

14:00-06:50

2 stops27h 50m

$2,562

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Sat 28/3

21:20-17:15

2 stops33h 55m

Porto Alegre Salgado Filho

Tue 21/4

19:05-06:50

1 stop22h 45m

$2,568

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Mon 9/3

08:10-17:00

2 stops22h 50m

Porto Alegre Salgado Filho

Thu 9/4

10:00-06:50

2 stops31h 50m

$2,600

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Sun 1/3

07:20-23:40

3 stops54h 20m

$4,077

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Sun 1/3

11:10-17:00

1 stop19h 50m

$10,343

Flights are sorted by cheapest return flights first.

Deals found on 8/1

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

What are the cheapest airlines that fly to Porto Alegre?

The cheapest airline flying from Sydney to Porto Alegre is LATAM Airlines.

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 9 January 2026.
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
1,901 reviews
Check prices

Boarding

7.6

Entertainment

7.0

Food

6.7

Comfort

7.3

Crew

8.0

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.
LATAM Airlines
7.5
Good
1,901 reviews
LATAM Airlines
7.5
Good
1,901 reviews
Check prices

Boarding

7.6

Entertainment

7.0

Food

6.7

Comfort

7.3

Crew

8.0

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.

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.

  • What is the cheapest airport to fly to in Porto Alegre?

    Porto Alegre Salgado Filho is currently the cheapest airport to fly to in Porto Alegre. One-way flights to Porto Alegre Salgado Filho typically cost $286, while return flights cost around $128.

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

    For those looking to save time traveling to Porto Alegre, Sydney Kingsford Smith offers the quickest one-way flight (18 hours 40 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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