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Porto Alegre

$88+ Cheap flights from Santos Dumont, Brazil (SDU) to Porto Alegre (POA)

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
SDU — POA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Santos Dumont to Porto Alegre

Discover tips and strategies to find the most affordable flight options for your journey from Santos Dumont (SDU) to Porto Alegre (POA). 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 September 11, 2025.

Round-trip from

$182
(GOL)

One-way from

$88
(Mytrip)

Popular in

January

Cheapest in

September

Average price

$147
From Rio de Janeiro Santos Dumont to Porto Alegre Salgado Filho
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One-way flight from Rio de Janeiro Santos Dumont to Porto Alegre Salgado Filho
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Highest demand for flights based on searches. 23% potential increase in price ($56 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Santos Dumont to Porto Alegre

Cheapest flights from Santos Dumont to Porto Alegre
Explore the most affordable flight options available from Santos Dumont to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This GOL deal was found by Cheapflights users on 9/8. 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.
Fri 12/56:10 amSDU - POA
1 stop4h 45mGOL
Tue 12/98:00 amPOA - SDU
1 stop4h 20mGOL
Deal found 9/8$182
This GOL deal was found by Cheapflights users on 9/9. 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.
Mon 11/175:10 pmSDU - POA
1 stop5h 05mGOL
Wed 11/2611:35 amPOA - SDU
1 stop4h 05mGOL
Deal found 9/9$198
This Expedia deal was found by Cheapflights users on 9/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/257:55 amSDU - POA
1 stop7h 10mAzul
Sat 11/15:45 amPOA - SDU
1 stop4h 05mAzul
Deal found 9/10$205
This Expedia deal was found by Cheapflights users on 9/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/259:15 amSDU - POA
1 stop3h 55mAzul
Tue 9/309:05 amPOA - SDU
1 stop4h 00mAzul
Deal found 9/10$207
This GOL deal was found by Cheapflights users on 9/8. 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.
Sun 11/306:55 amSDU - POA
1 stop3h 50mGOL
Sat 12/68:00 amPOA - SDU
1 stop4h 25mGOL
Deal found 9/8$213
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/85:30 pmSDU - POA
1 stop5h 15mAzul
Mon 11/107:00 pmPOA - SDU
1 stop3h 15mAzul
Deal found 9/8$215
This GOL deal was found by Cheapflights users on 9/9. 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.
Sat 11/83:50 pmSDU - POA
1 stop5h 30mGOL
Wed 11/127:00 amPOA - SDU
1 stop4h 45mGOL
Deal found 9/9$221
This GOL deal was found by Cheapflights users on 9/9. 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.
Wed 10/89:25 amSDU - POA
1 stop3h 50mGOL
Wed 10/1512:35 pmPOA - SDU
1 stop4h 05mGOL
Deal found 9/9$238
This GOL deal was found by Cheapflights users on 9/10. 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.
Thu 10/161:30 pmSDU - POA
1 stop4h 05mGOL
Tue 10/217:05 amPOA - SDU
1 stop4h 40mGOL
Deal found 9/10$243
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/31:00 pmSDU - POA
1 stop4h 15mMultiple Airlines
Sat 12/275:15 amPOA - SDU
1 stop4h 05mMultiple Airlines
Deal found 9/10$257
This GOL deal was found by Cheapflights users on 9/9. 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.
Mon 11/242:25 pmSDU - POA
1 stop4h 05mGOL
Fri 11/2811:35 amPOA - SDU
1 stop4h 05mGOL
Deal found 9/9$261

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santos Dumont to Porto Alegre 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 September 11, 2025.
Use the filters below to find and compare flights from Rio de Janeiro Santos Dumont Airport to Porto Alegre that are best for you.

Fly from

Santos Dumont

Fly to

Porto Alegre

Route

Depart

Return

Price

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Fri 12/5

6:10 am-10:55 am

1 stop4h 45m

Porto Alegre Salgado Filho

Tue 12/9

8:00 am-12:20 pm

1 stop4h 20m

$182

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Tue 2/24

3:40 pm-8:40 pm

1 stop5h 00m

Porto Alegre Salgado Filho

Wed 3/4

9:35 am-2:15 pm

1 stop4h 40m

$188

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Fri 10/17

9:10 am-2:40 pm

1 stop5h 30m

Porto Alegre Salgado Filho

Mon 10/27

10:35 am-5:10 pm

1 stop6h 35m

$193

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Mon 12/1

5:10 pm-10:15 pm

1 stop5h 05m

Porto Alegre Salgado Filho

Wed 12/10

7:00 am-11:50 am

1 stop4h 50m

$193

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Thu 12/4

2:25 pm-6:30 pm

1 stop4h 05m

Porto Alegre Salgado Filho

Tue 12/9

9:35 am-2:15 pm

1 stop4h 40m

$193

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Thu 12/4

1:30 pm-6:30 pm

1 stop5h 00m

Porto Alegre Salgado Filho

Sun 12/7

7:00 am-11:20 am

1 stop4h 20m

$198

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Mon 11/17

5:10 pm-10:15 pm

1 stop5h 05m

Porto Alegre Salgado Filho

Wed 11/26

11:35 am-3:40 pm

1 stop4h 05m

$198

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Sat 10/25

7:55 am-3:05 pm

1 stop7h 10m

Porto Alegre Salgado Filho

Sat 11/1

5:45 am-9:50 am

1 stop4h 05m

$205

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Thu 9/25

9:15 am-1:10 pm

1 stop3h 55m

Porto Alegre Salgado Filho

Tue 9/30

9:05 am-1:05 pm

1 stop4h 00m

$207

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Sun 11/30

6:55 am-10:45 am

1 stop3h 50m

Porto Alegre Salgado Filho

Sat 12/6

8:00 am-12:25 pm

1 stop4h 25m

$213

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 20 results
1
2

Best time to book a flight from Santos Dumont to Porto Alegre

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from Santos Dumont 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 Rio de Janeiro Santos Dumont Airport to Porto Alegre

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

Use this chart to determine the optimal time to book a round-trip flight from Santos Dumont to Porto Alegre. Price data was last updated on August 29, 2025.

The price you pay for your flight from Rio de Janeiro Santos Dumont Airport to Porto Alegre 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.

What is the cheapest time of day to fly from SDU to POA?

Find hourly flight availability from Santos Dumont to Porto Alegre. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

When flying from Rio de Janeiro Santos Dumont Airport to Porto Alegre, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Santos Dumont to Porto Alegre. 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 into for flights to Porto Alegre from Rio de Janeiro Santos Dumont?

    Porto Alegre Salgado Filho (POA) is the airport you will fly into if you book a flight from Rio de Janeiro Santos Dumont to Porto Alegre. You should not have trouble finding flights to Salgado Filho from Rio de Janeiro Santos Dumont; the airport handles an average of 0 inbound flights from Rio de Janeiro Santos Dumont per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Porto Alegre airport from Rio de Janeiro Santos Dumont. It is only a 4.0 mi journey from Salgado Filho (POA) to Porto Alegre’s city center.

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

    Departing from Rio de Janeiro Santos Dumont Airport to Porto Alegre will take you 4h 45m. Airlines will cover a distance of 695 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

See more FAQs

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Alternative routes for Santos Dumont to Porto Alegre

See prices for flight routes from nearby airports that may be better suited for you.
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