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Santos Dumont

$79+ Cheap flights from Porto Alegre (POA) to Santos Dumont, Brazil (SDU)

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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
POA — SDU
ago. 30 — sep. 61
sáb. 8/30
sáb. 9/6
1 adult, Economy
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Cheapflights Tip: The best prices from Porto Alegre Salgado Filho to Rio de Janeiro Santos Dumont are usually found in September or August, booked 79 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Porto Alegre to Santos Dumont

Discover tips and strategies to find the most affordable flight options for your journey from Porto Alegre (POA) to Santos Dumont (SDU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated agosto 25, 2025.

Round-trip from

$154
(Mytrip)

One-way from

$79
(Orbitz)

Popular in

December

Cheapest in

September

Average price

$156
From Porto Alegre Salgado Filho to Rio de Janeiro Santos Dumont
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One-way flight from Porto Alegre Salgado Filho to Rio de Janeiro Santos Dumont
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Highest demand for flights based on searches. 14% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Porto Alegre to Santos Dumont

Cheapest flights from Porto Alegre to Santos Dumont
Explore the most affordable flight options available from Porto Alegre to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 25, 2025.

This Mytrip deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/85:30 amPOA - SDU
1 stop4h 30mAzul
mié. 10/153:15 pmSDU - POA
1 stop3h 35mAzul
Deal found 8/23$154
This CheapOair deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/129:35 amPOA - SDU
1 stop4h 45mAzul
mar. 9/1611:25 amSDU - POA
1 stop4h 45mAzul
Deal found 8/24$155
This GOL deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/28:00 amPOA - SDU
1 stop4h 25mGOL
lun. 10/65:35 pmSDU - POA
1 stop4h 35mGOL
Deal found 8/23$161
This GOL deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/98:00 amPOA - SDU
1 stop4h 25mGOL
mié. 10/155:35 pmSDU - POA
1 stop4h 35mGOL
Deal found 8/24$162
This CheapOair deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/111:40 amPOA - SDU
1 stop3h 20mAzul
sáb. 11/87:30 pmSDU - POA
1 stop4h 50mAzul
Deal found 8/22$172
This GOL deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/108:00 amPOA - SDU
1 stop4h 20mGOL
sáb. 11/1512:00 pmSDU - POA
1 stop4h 30mGOL
Deal found 8/23$177
This GOL deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/187:05 amPOA - SDU
1 stop4h 05mGOL
vie. 9/196:15 amSDU - POA
1 stop3h 45mGOL
Deal found 8/23$178
This CheapOair deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/1810:40 amPOA - SDU
1 stop3h 40mAzul
mar. 9/2311:25 amSDU - POA
1 stop4h 45mAzul
Deal found 8/25$180
This OneTravel deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/25:30 amPOA - SDU
1 stop4h 30mAzul
lun. 10/63:15 pmSDU - POA
1 stop3h 35mAzul
Deal found 8/25$186
This GOL deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/108:30 pmPOA - SDU
1 stop10h 35mGOL
lun. 9/153:45 pmSDU - POA
1 stop4h 00mGOL
Deal found 8/23$193
This GOL deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/99:25 amPOA - SDU
1 stop4h 00mGOL
lun. 9/156:00 pmSDU - POA
1 stop4h 10mGOL
Deal found 8/24$194

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto Alegre to Santos Dumont 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, Cheapflights users made 2,558,603 searches. Data last updated agosto 25, 2025.
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

Porto Alegre

Fly to

Santos Dumont

Route

Depart

Return

Price

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

mié. 10/8

5:30 am-10:00 am

1 stop4h 30m

Rio de Janeiro Santos Dumont

mié. 10/15

3:15 pm-6:50 pm

1 stop3h 35m

$154

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

vie. 9/12

9:35 am-2:20 pm

1 stop4h 45m

Rio de Janeiro Santos Dumont

mar. 9/16

11:25 am-4:10 pm

1 stop4h 45m

$155

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

jue. 10/2

8:00 am-12:25 pm

1 stop4h 25m

Rio de Janeiro Santos Dumont

lun. 10/6

5:35 pm-10:10 pm

1 stop4h 35m

$161

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

mié. 10/8

8:00 am-12:25 pm

1 stop4h 25m

Rio de Janeiro Santos Dumont

mar. 10/14

6:15 am-10:00 am

1 stop3h 45m

$161

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

mié. 10/8

8:00 am-12:25 pm

1 stop4h 25m

Rio de Janeiro Santos Dumont

jue. 10/9

6:15 am-10:00 am

1 stop3h 45m

$162

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

vie. 10/31

11:35 am-3:40 pm

1 stop4h 05m

Rio de Janeiro Santos Dumont

mar. 11/4

12:30 pm-5:20 pm

1 stop4h 50m

$162

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

mar. 11/4

8:00 am-11:45 am

1 stop3h 45m

Rio de Janeiro Santos Dumont

jue. 11/6

3:40 pm-8:55 pm

1 stop5h 15m

$162

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

jue. 10/23

8:00 am-11:45 am

1 stop3h 45m

Rio de Janeiro Santos Dumont

mié. 10/29

5:35 pm-10:15 pm

1 stop4h 40m

$162

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

vie. 10/3

12:35 pm-4:20 pm

1 stop3h 45m

Rio de Janeiro Santos Dumont

mié. 10/8

5:35 pm-10:10 pm

1 stop4h 35m

$162

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

sáb. 11/1

9:25 am-2:10 pm

1 stop4h 45m

Rio de Janeiro Santos Dumont

sáb. 11/8

12:00 pm-4:30 pm

1 stop4h 30m

$162

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/24

Showing 1-10 of 20 results
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Best time to book a flight from Porto Alegre to Santos Dumont

Have a flexible travel schedule? Discover the best time to fly to Santos Dumont from Porto Alegre with our price prediction graph.
Estimated round-trip 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 from Porto Alegre to Rio de Janeiro Santos Dumont Airport

How far ahead should I book a flight from Porto Alegre to Rio de Janeiro Santos Dumont Airport?

Use this chart to determine the optimal time to book a round-trip flight from Porto Alegre to Santos Dumont. Price data was last updated on August 22, 2025.

The price you pay for your flight from Porto Alegre to Rio de Janeiro Santos Dumont Airport may vary depending on when you book. For the best chance of a lower fare, look to book 79 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

How much does it cost to fly round-trip from Porto Alegre to Rio de Janeiro Santos Dumont Airport?

Related info for your journey

Find useful and relevant information for your journey from Porto Alegre to Santos Dumont. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Porto Alegre to Rio de Janeiro Santos Dumont?

    Most people fly from Porto Alegre Salgado Filho (POA) if they book a flight from Porto Alegre to Rio de Janeiro Santos Dumont. On average, Salgado Filho has 0 outbound flights to Rio de Janeiro Santos Dumont per day from 0 airlines. Porto Alegre Salgado Filho is conveniently located just 4.0 mi from Porto Alegre’s city center.

  • How long is the flight from Porto Alegre to Rio de Janeiro Santos Dumont Airport?

    A quick flight from Porto Alegre to Rio de Janeiro Santos Dumont Airport can take about 4h 25m. Azul provides one of the quickest options available for as low as $161. There are 695 mi between Porto Alegre and Rio de Janeiro Santos Dumont Airport. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Porto Alegre to Rio de Janeiro Santos Dumont Airport one-way?

    To fly one-way, consider booking your trip with Azul, which is currently one of the cheapest options available, starting at $79. GOL flights start at $81 while deals on LATAM Airlines start at $92 one-way.

  • Can I find deals for flights from Porto Alegre to Santos Dumont that include hotel bookings?

    Yes. In addition to deals on Porto Alegre to Santos Dumont flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Porto Alegre to Santos Dumont?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto Alegre to Santos Dumont.

  • Can I find deals for business class flights from Porto Alegre to Santos Dumont?

    Yes. Cheapflights offers flight deals from Porto Alegre to Santos Dumont by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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