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Cheap flights from Porto Alegre to Rio de Janeiro from $66

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto Alegre to Rio de Janeiro departing on 2/21. 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
0 bags
Travel Warning: Due to flooding, the airport may be currently closed. Check local travel advisories before booking.

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Find the cheapest flights from Porto Alegre to Rio de Janeiro

Cheap round-trip flights

Enter your travel dates to find the best prices.
GOL Logo
7:00 am - 11:45 am
POA
-
SDU
4h 45m1 stop
GOL Logo
12:35 pm - 5:20 pm
SDU
-
POA
4h 45m1 stop
$96GOL
Sat, Mar 21 - Sat, Mar 28
GOL Logo
10:35 am - 3:00 pm
POA
-
SDU
4h 25m1 stop
GOL Logo
3:50 pm - 8:30 pm
SDU
-
POA
4h 40m1 stop
$97GOL
Tue, Mar 3 - Tue, Mar 10
LATAM Airlines Logo
3:25 pm - 7:50 pm
POA
-
SDU
4h 25m1 stop
LATAM Airlines Logo
4:40 pm - 8:50 pm
SDU
-
POA
4h 10m1 stop
$98LATAM Airlines
Sun, Apr 12 - Tue, Apr 14
GOL Logo
10:50 am - 3:10 pm
POA
-
SDU
4h 20m1 stop
GOL Logo
11:50 am - 4:40 pm
SDU
-
POA
4h 50m1 stop
$100GOL
Wed, May 6 - Wed, May 20
GOL Logo
7:00 am - 11:45 am
POA
-
SDU
4h 45m1 stop
GOL Logo
12:05 pm - 4:40 pm
SDU
-
POA
4h 35m1 stop
$101GOL
Sat, Mar 21 - Sat, Mar 28
GOL Logo
12:35 pm - 5:10 pm
POA
-
SDU
4h 35m1 stop
GOL Logo
6:35 pm - 10:40 pm
SDU
-
POA
4h 05m1 stop
$102GOL
Thu, May 7 - Thu, May 14
LATAM Airlines Logo
8:45 am - 12:30 pm
POA
-
SDU
3h 45m1 stop
LATAM Airlines Logo
8:55 am - 12:30 pm
SDU
-
POA
3h 35m1 stop
$118LATAM Airlines
Sat, Jun 6 - Sat, Jun 13
GOL Logo
8:00 am - 11:45 am
POA
-
SDU
3h 45m1 stop
GOL Logo
6:55 am - 10:45 am
SDU
-
POA
3h 50m1 stop
$121GOL
Sat, Mar 14 - Sun, Mar 15
GOL Logo
11:35 am - 3:40 pm
POA
-
SDU
4h 05m1 stop
GOL Logo
2:35 pm - 7:10 pm
SDU
-
POA
4h 35m1 stop
$132GOL
Mon, Mar 2 - Fri, Mar 6
LATAM Airlines Logo
8:25 pm - 7:15 am
POA
-
SDU
10h 50m1 stop
LATAM Airlines Logo
10:15 am - 4:50 pm
SDU
-
POA
6h 35m1 stop
$134LATAM Airlines
Wed, Feb 18 - Wed, Feb 25

LATAM Airlines flights from Porto Alegre to Rio de Janeiro Santos Dumont Airport

Our best LATAM Airlines deals on Porto Alegre to Rio de Janeiro Santos Dumont Airport flight tickets
LATAM Airlines
Apr 12
POA3:25 pmPorto Alegre Salgado Filho
4h 25m
1 stop
SDU7:50 pmRio de Janeiro Santos Dumont
Apr 14
SDU4:40 pmRio de Janeiro Santos Dumont
4h 10m
1 stop
POA8:50 pmPorto Alegre Salgado Filho
$98
Find similar
LATAM Airlines
Jun 6
POA6:20 amPorto Alegre Salgado Filho
9h 00m
1 stop
SDU3:20 pmRio de Janeiro Santos Dumont
Jun 13
SDU8:55 amRio de Janeiro Santos Dumont
5h 00m
1 stop
POA1:55 pmPorto Alegre Salgado Filho
$107
Find similar
LATAM Airlines
Apr 4
POA7:30 amPorto Alegre Salgado Filho
4h 05m
1 stop
SDU11:35 amRio de Janeiro Santos Dumont
Apr 11
SDU8:55 amRio de Janeiro Santos Dumont
3h 35m
1 stop
POA12:30 pmPorto Alegre Salgado Filho
$113
Find similar

GOL flights from Porto Alegre to Rio de Janeiro Santos Dumont Airport

Our best GOL deals on Porto Alegre to Rio de Janeiro Santos Dumont Airport flight tickets
GOL
Mar 21
POA7:00 amPorto Alegre Salgado Filho
4h 45m
1 stop
SDU11:45 amRio de Janeiro Santos Dumont
Mar 28
SDU12:35 pmRio de Janeiro Santos Dumont
4h 45m
1 stop
POA5:20 pmPorto Alegre Salgado Filho
$96
Find similar
GOL
Mar 3
POA10:35 amPorto Alegre Salgado Filho
4h 25m
1 stop
SDU3:00 pmRio de Janeiro Santos Dumont
Mar 10
SDU3:50 pmRio de Janeiro Santos Dumont
4h 40m
1 stop
POA8:30 pmPorto Alegre Salgado Filho
$97
Find similar
GOL
May 6
POA10:50 amPorto Alegre Salgado Filho
4h 20m
1 stop
SDU3:10 pmRio de Janeiro Santos Dumont
May 20
SDU11:50 amRio de Janeiro Santos Dumont
4h 50m
1 stop
POA4:40 pmPorto Alegre Salgado Filho
$100
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Porto Alegre to Rio de Janeiro Santos Dumont Airport 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, momondo users made 832,500 searches. Data last updated January 6, 2026.
Use the filters below to find and compare flights from Porto Alegre to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

Sat 3/21

7:00 am-11:45 am

1 stop4h 45m

Rio de Janeiro Santos Dumont

Sat 3/28

12:35 pm-5:20 pm

1 stop4h 45m

$96

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

Tue 3/3

10:35 am-3:00 pm

1 stop4h 25m

Rio de Janeiro Santos Dumont

Tue 3/10

3:50 pm-8:30 pm

1 stop4h 40m

$97

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

Sun 4/12

3:25 pm-7:50 pm

1 stop4h 25m

Rio de Janeiro Santos Dumont

Tue 4/14

4:40 pm-8:50 pm

1 stop4h 10m

$98

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

Wed 5/6

10:50 am-3:10 pm

1 stop4h 20m

Rio de Janeiro Santos Dumont

Wed 5/20

11:50 am-4:40 pm

1 stop4h 50m

$100

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

Sat 3/21

7:00 am-11:45 am

1 stop4h 45m

Rio de Janeiro Santos Dumont

Sat 3/28

12:05 pm-4:40 pm

1 stop4h 35m

$101

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

Thu 5/7

12:35 pm-5:10 pm

1 stop4h 35m

Rio de Janeiro Santos Dumont

Thu 5/14

6:35 pm-10:40 pm

1 stop4h 05m

$102

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

Sat 6/6

8:45 am-12:30 pm

1 stop3h 45m

Rio de Janeiro Santos Dumont

Sat 6/13

8:55 am-12:30 pm

1 stop3h 35m

$118

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

Sat 3/14

8:00 am-11:45 am

1 stop3h 45m

Rio de Janeiro Santos Dumont

Sun 3/15

6:55 am-10:45 am

1 stop3h 50m

$121

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

Mon 3/2

11:35 am-3:40 pm

1 stop4h 05m

Rio de Janeiro Santos Dumont

Fri 3/6

2:35 pm-7:10 pm

1 stop4h 35m

$132

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

Wed 2/18

8:25 pm-7:15 am

1 stop10h 50m

Rio de Janeiro Santos Dumont

Wed 2/25

10:15 am-4:50 pm

1 stop6h 35m

$134

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Rio de Janeiro from

How to get the cheapest flight ticket from Porto Alegre to Rio de Janeiro Santos Dumont Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Porto Alegre and Rio de Janeiro Santos Dumont Airport?

What is the cheapest month to fly to Rio de Janeiro Santos Dumont Airport?

In general, September is the cheapest month to fly from Porto Alegre to Rio de Janeiro Santos Dumont Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $149. The month of June is another great option to travel to Rio de Janeiro Santos Dumont Airport, with average flight prices from Porto Alegre averaging around $158.

How far in advance should I book a flight to Rio de Janeiro Santos Dumont Airport?

You are more likely to see cheaper flights to Rio de Janeiro Santos Dumont Airport from Porto Alegre when booking weeks ahead of your departure date. In general, you can expect to find flights to Rio de Janeiro Santos Dumont Airport for around $178 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Rio de Janeiro Santos Dumont Airport from Porto Alegre for as low as $134 on momondo.

How have Porto Alegre to Rio de Janeiro Santos Dumont Airport flight prices changed over time?

As of January 2026, prices for Porto Alegre to Rio de Janeiro Santos Dumont Airport flights are approximately 15% cheaper when compared to flights at the same time last year.

When to book flights from Porto Alegre to Rio de Janeiro Santos Dumont Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Porto Alegre to Rio de Janeiro Santos Dumont Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Porto Alegre to Rio de Janeiro Santos Dumont Airport (POA to SDU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto Alegre to Rio de Janeiro Santos Dumont Airport

Fastest flight time

3h 40m

Direct flights

None
The fastest flight from Porto Alegre to Rio de Janeiro Santos Dumont Airport takes 3h 40m
There are no direct flights from Porto Alegre to Rio de Janeiro Santos Dumont Airport. There are no popular flight routes from Porto Alegre to Rio de Janeiro Santos Dumont Airport.
Search flight deals

  • How far is Porto Alegre Salgado Filho to Rio de Janeiro Santos Dumont by plane?

    Porto Alegre Salgado Filho and Rio de Janeiro Santos Dumont are 699.4 mi apart from one another. Typically, this will take 3h 40m by plane in normal conditions.

  • When did momondo last update prices for flights from Porto Alegre Salgado Filho Airport to Rio de Janeiro Santos Dumont Airport?

    Prices for flights from Porto Alegre Salgado Filho Airport to Rio de Janeiro Santos Dumont Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Porto Alegre Salgado Filho Airport to Rio de Janeiro Santos Dumont Airport?

    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 from Porto Alegre Salgado Filho Airport to Rio de Janeiro Santos Dumont Airport.

  • What documentation or ID do you need to fly to Rio de Janeiro Santos Dumont Airport?

    The necessary travel and health documents for your Rio de Janeiro Santos Dumont Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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 from Porto Alegre to Rio de Janeiro?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Porto Alegre to Rio de Janeiro. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Porto Alegre to Rio de Janeiro with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Porto Alegre to Rio de Janeiro flights to just show those with flexible booking policies.

How can momondo help me find flights from Porto Alegre to Rio de Janeiro?

Once all potential Porto Alegre to Rio de Janeiro flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Porto Alegre to Rio de Janeiro right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Rio de Janeiro, momondo offers a useful price alert feature which will track prices for flights to Rio de Janeiro from Porto Alegre and alert you when they change.

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