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Look for other cheap flights to Rio Grande do Sul

$2,308 Cheap flights to Rio Grande do Sul

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Rio Grande do Sul departing on 21/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Recent flights found to popular cities in Rio Grande do Sul

Find flights to these popular cities in Rio Grande do Sul from your nearest airport.

Flights to Porto Alegre

Search all flight deals to Porto Alegre
LATAM Airlines
21 Mar
SYD
19h 50m
1 stop
POA
28 Mar
POA
22h 50m
1 stop
SYD
$2,308
Multiple Airlines
21 Mar
SYD
22h 50m
2 stops
POA
28 Mar
POA
26h 15m
2 stops
SYD
$2,329
LATAM Airlines
21 Mar
SYD
19h 50m
1 stop
POA
28 Mar
POA
26h 00m
2 stops
SYD
$2,333
LATAM Airlines
23 Mar
SYD
19h 50m
1 stop
POA
4 Apr
POA
27h 50m
2 stops
SYD
$2,356
Multiple Airlines
23 Mar
SYD
22h 50m
2 stops
POA
4 Apr
POA
31h 50m
2 stops
SYD
$2,369
Multiple Airlines
7 Apr
SYD
38h 25m
3 stops
POA
14 Apr
POA
28h 10m
2 stops
SYD
$2,437
Multiple Airlines
7 Apr
SYD
36h 00m
3 stops
POA
23 Apr
POA
27h 50m
2 stops
SYD
$2,440
LATAM Airlines
10 Apr
SYD
19h 30m
1 stop
POA
26 Apr
POA
22h 45m
1 stop
SYD
$2,455
Multiple Airlines
21 Mar
SYD
22h 50m
2 stops
POA
28 Mar
POA
29h 40m
3 stops
SYD
$2,459
LATAM Airlines
18 May
SYD
24h 40m
2 stops
POA
31 May
POA
22h 45m
1 stop
SYD
$2,482
LATAM Airlines
18 May
SYD
22h 20m
2 stops
POA
31 May
POA
27h 25m
2 stops
SYD
$2,486
Multiple Airlines
7 Apr
SYD
18h 55m
1 stop
POA
14 Apr
POA
32h 35m
2 stops
SYD
$2,499

Find the cheapest flights from Australia to Rio Grande do Sul

Recent return flight deals from Australia to Rio Grande do Sul

Enter your travel dates to find the best prices.
LATAM Airlines Logo
11:10 - 17:00
SYD
-
POA
19h 50m
1 stop
LATAM Airlines Logo
18:00 - 06:50
POA
-
SYD
22h 50m
1 stop
$2,308LATAM Airlines
Sat, 21 Mar - Sat, 28 Mar
Multiple Airlines Logo
08:10 - 17:00
SYD
-
POA
22h 50m
2 stops
Multiple Airlines Logo
18:00 - 10:15
POA
-
SYD
26h 15m
2 stops
$2,329Multiple Airlines
Sat, 21 Mar - Sat, 28 Mar
LATAM Airlines Logo
11:10 - 17:00
SYD
-
POA
19h 50m
1 stop
LATAM Airlines Logo
14:50 - 06:50
POA
-
SYD
26h 00m
2 stops
$2,333LATAM Airlines
Sat, 21 Mar - Sat, 28 Mar
LATAM Airlines Logo
11:10 - 17:00
SYD
-
POA
19h 50m
1 stop
LATAM Airlines Logo
14:00 - 06:50
POA
-
SYD
27h 50m
2 stops
$2,356LATAM Airlines
Mon, 23 Mar - Sat, 4 Apr
Multiple Airlines Logo
08:10 - 17:00
SYD
-
POA
22h 50m
2 stops
Multiple Airlines Logo
10:00 - 07:50
POA
-
SYD
31h 50m
2 stops
$2,369Multiple Airlines
Mon, 23 Mar - Sat, 4 Apr
Multiple Airlines Logo
07:25 - 18:15
SYD
-
POA
23h 50m
2 stops
Multiple Airlines Logo
19:05 - 09:00
POA
-
SYD
24h 55m
2 stops
$2,372Multiple Airlines
Sun, 7 Jun - Mon, 22 Jun
Multiple Airlines Logo
07:25 - 18:15
SYD
-
POA
23h 50m
2 stops
Multiple Airlines Logo
19:05 - 06:50
POA
-
SYD
22h 45m
1 stop
$2,379Multiple Airlines
Sun, 7 Jun - Mon, 22 Jun
Qantas Airways Logo
07:00 - 18:15
MEL
-
POA
24h 15m
2 stops
Qantas Airways Logo
17:45 - 23:35
POA
-
MEL
40h 50m
3 stops
$2,667Qantas Airways
Tue, 7 Apr - Tue, 14 Apr
Qantas Airways Logo
18:20 - 17:00
MEL
-
POA
36h 40m
2 stops
Qantas Airways Logo
18:00 - 21:05
POA
-
MEL
37h 05m
2 stops
$2,724Qantas Airways
Thu, 19 Mar - Mon, 23 Mar
Qatar Airways Logo
22:10 - 23:35
BNE
-
POA
38h 25m
2 stops
Qatar Airways Logo
12:25 - 22:45
POA
-
BNE
45h 20m
2 stops
$3,427Qatar Airways
Wed, 8 Apr - Wed, 15 Apr

momondo Fare Finder

 
Locate flights to Rio Grande do Sul that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 24 February 2026.
Use the filters below to find and compare flights to Rio Grande do Sul that are best for you.

Fly from

Route

Depart

Return

Price

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Sat 21/3

11:10-17:00

1 stop19h 50m

Porto Alegre Salgado Filho

Sat 28/3

18:00-06:50

1 stop22h 50m

$2,308

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Sat 21/3

08:10-17:00

2 stops22h 50m

Porto Alegre Salgado Filho

Sat 28/3

18:00-10:15

2 stops26h 15m

$2,329

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Sat 21/3

11:10-17:00

1 stop19h 50m

Porto Alegre Salgado Filho

Sat 28/3

14:50-06:50

2 stops26h 00m

$2,333

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Mon 23/3

11:10-17:00

1 stop19h 50m

Porto Alegre Salgado Filho

Sat 4/4

14:00-06:50

2 stops27h 50m

$2,356

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Mon 23/3

08:10-17:00

2 stops22h 50m

Porto Alegre Salgado Filho

Sat 4/4

10:00-07:50

2 stops31h 50m

$2,369

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Sun 7/6

07:25-18:15

2 stops23h 50m

Porto Alegre Salgado Filho

Mon 22/6

19:05-09:00

2 stops24h 55m

$2,372

SydneyPorto Alegre

SYD - POA

SYDPOA

Sydney Kingsford Smith

Sun 7/6

07:25-18:15

2 stops23h 50m

Porto Alegre Salgado Filho

Mon 22/6

19:05-06:50

1 stop22h 45m

$2,379

MelbournePorto Alegre

MEL - POA

MELPOA

Melbourne

Tue 7/4

07:00-18:15

2 stops24h 15m

Porto Alegre Salgado Filho

Tue 14/4

17:45-23:35

3 stops40h 50m

$2,667

MelbournePorto Alegre

MEL - POA

MELPOA

Melbourne

Thu 19/3

18:20-17:00

2 stops36h 40m

Porto Alegre Salgado Filho

Mon 23/3

18:00-21:05

2 stops37h 05m

$2,724

BrisbanePorto Alegre

BNE - POA

BNEPOA

Brisbane

Wed 8/4

22:10-23:35

2 stops38h 25m

Porto Alegre Salgado Filho

Wed 15/4

12:25-22:45

2 stops45h 20m

$3,427

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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Rio Grande do Sul flights insights and trends

Explore insights for your Rio Grande do Sul flight to craft the best travel plan

How long is the flight from Australia to Rio Grande do Sul?

If you’re flying from a popular airport in Australia, such as Sydney Kingsford Smith or Melbourne, and flying into Rio Grande do Sul, then you can expect flight times to average 22h 50m and 37h, respectively.

Cheapest flights to cities in Rio Grande do Sul

Click on the cities below to find out when it's cheapest to fly to Rio Grande do Sul from Australia
Porto Alegre
Porto Alegre
Find flights to Porto Alegre

Cheap Rio Grande do Sul flight deals and tips

Summary info about Rio Grande do Sul flight prices, duration and airlines

Best One-Way Price

$1,290

Best Round-Trip Price

$2,308

Fastest flight time

22h 50m
The best one-way flight price to Rio Grande do Sul from Australia in the last 72 hours is $1,290 (Sydney Kingsford Smith to Porto Alegre Salgado Filho).
Search Deals
The best round-trip flight price to Rio Grande do Sul from Australia in the last 72 hours is $2,308 (Sydney Kingsford Smith to Porto Alegre Salgado Filho).
Search Deals
The fastest flight to Rio Grande do Sul from Australia takes 22h 50m (Sydney Kingsford Smith to Porto Alegre Salgado Filho).
Search Deals

Frequently asked questions about flying to Rio Grande do Sul

What is the best airport to fly into to visit Porto Alegre?

93% of momondo users visit Porto Alegre more often than any other city in Rio Grande do Sul. When travelling to Porto Alegre, typically the most convenient airport to fly into is Porto Alegre Airport.

What is the weather like in Rio Grande do Sul?

The temperatures in Rio Grande do Sul range from 13 °C to 25 °C depending on the time of year. The warmest month in Rio Grande do Sul is February, and the coldest month in Rio Grande do Sul is June. Those looking for a drier month during their visit should travel during the months of November, January, or January, when rain is least likely compared to the rest of the year.

When did momondo last update prices for flights to Rio Grande do Sul?

Prices for flights to Rio Grande do Sul were last updated today.

How many operators does momondo search for flights to Rio Grande do Sul?

There are 2 operators available for flights to Rio Grande do Sul as of February 2026.

How old do you have to be to fly to Rio Grande do Sul?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Rio Grande do Sul.

What documentation or ID do you need to fly to Rio Grande do Sul?

The travel and health documents you'll need for your trip to Rio Grande do Sul may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Rio Grande do Sul. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal to Rio Grande do Sul?

Finding the right flight to Rio Grande do Sul is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Rio Grande do Sul quick and easy, saving you time and money.

Can I find flights to Rio Grande do Sul with flexible booking policies on momondo?

Flights to Rio Grande do Sul with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights to Rio Grande do Sul?

momondo provides multiple filters to help you find the best flight to Rio Grande do Sul. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight to Rio Grande do Sul right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Rio Grande do Sul, momondo offers a useful price alert feature which will track prices for flights to Rio Grande do Sul and alert you when they change.

An easier way to manage your Rio Grande do Sul trip

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Find better results for your trip to Rio Grande do Sul

Popular Flights to Rio Grande do Sul

Popular routes according to searches in the past day on momondo
Sydney to Porto Alegre flightsfrom $2,369
Brisbane to Porto Alegre flightsfrom $2,647
Melbourne to Porto Alegre flightsfrom $2,657