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Santos Dumont

$75+ 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
POA — SDU
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
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 70 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 septiembre 16, 2025.

Round-trip from

$160
(Mytrip)

One-way from

$75
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$144
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. 19% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($7 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 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 septiembre 16, 2025.

This Mytrip deal was found by Cheapflights users on 9/14. 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. 10/295:15 amPOA - SDU
1 stop12h 55mAzul
mié. 11/59:15 amSDU - POA
1 stop5h 25mAzul
Deal found 9/14$160
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
sáb. 11/1511:25 amPOA - SDU
1 stop3h 25mMultiple Airlines
mié. 11/2610:40 amSDU - POA
1 stop4h 00mMultiple Airlines
Deal found 9/15$165
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/910:25 amPOA - SDU
1 stop5h 45mAzul
lun. 10/203:15 pmSDU - POA
1 stop3h 35mAzul
Deal found 9/15$171
This Orbitz deal was found by Cheapflights users on 9/14. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/89:05 amPOA - SDU
1 stop4h 00mAzul
vie. 10/179:10 amSDU - POA
1 stop4h 00mAzul
Deal found 9/14$184
This Expedia deal was found by Cheapflights users on 9/15. 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.
jue. 10/3010:40 amPOA - SDU
1 stop6h 00mAzul
lun. 11/36:05 pmSDU - POA
1 stop5h 05mAzul
Deal found 9/15$185
This Orbitz deal was found by Cheapflights users on 9/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/65:30 pmPOA - SDU
1 stop4h 40mAzul
jue. 10/97:45 amSDU - POA
1 stop5h 25mAzul
Deal found 9/15$186
This FlightHub deal was found by Cheapflights users on 9/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/81:35 pmPOA - SDU
1 stop4h 25mLATAM Airlines
sáb. 11/1511:00 amSDU - POA
1 stop3h 50mLATAM Airlines
Deal found 9/15$192
This Gotogate deal was found by Cheapflights users on 9/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/1710:00 amPOA - SDU
1 stop3h 50mMultiple Airlines
mar. 11/255:15 pmSDU - POA
1 stop5h 55mMultiple Airlines
Deal found 9/16$194
This GOL deal was found by Cheapflights users on 9/15. 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. 12/1012:10 pmPOA - SDU
1 stop4h 45mGOL
lun. 12/152:25 pmSDU - POA
1 stop4h 55mGOL
Deal found 9/15$196
This GOL deal was found by Cheapflights users on 9/14. 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. 12/88:00 amPOA - SDU
1 stop3h 50mGOL
lun. 12/152:25 pmSDU - POA
1 stop4h 05mGOL
Deal found 9/14$200
This GOL deal was found by Cheapflights users on 9/15. 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. 12/211:35 amPOA - SDU
1 stop4h 10mGOL
mié. 12/106:50 amSDU - POA
1 stop4h 05mGOL
Deal found 9/15$201

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 septiembre 16, 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

9:05 am-1:05 pm

1 stop4h 00m

Rio de Janeiro Santos Dumont

vie. 10/17

9:10 am-1:10 pm

1 stop4h 00m

$184

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

mié. 3/11

11:35 am-3:45 pm

1 stop4h 10m

Rio de Janeiro Santos Dumont

vie. 3/13

8:20 am-12:30 pm

1 stop4h 10m

$191

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

mié. 3/11

8:00 am-12:20 pm

1 stop4h 20m

Rio de Janeiro Santos Dumont

mié. 3/18

2:55 pm-7:20 pm

1 stop4h 25m

$191

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

vie. 3/13

8:00 am-12:20 pm

1 stop4h 20m

Rio de Janeiro Santos Dumont

vie. 3/20

8:20 am-12:30 pm

1 stop4h 10m

$191

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

mié. 12/10

11:35 am-3:45 pm

1 stop4h 10m

Rio de Janeiro Santos Dumont

lun. 12/15

2:25 pm-7:20 pm

1 stop4h 55m

$196

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

mar. 12/9

8:00 am-12:20 pm

1 stop4h 20m

Rio de Janeiro Santos Dumont

lun. 12/15

2:25 pm-7:20 pm

1 stop4h 55m

$196

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

lun. 12/8

7:00 am-11:50 am

1 stop4h 50m

Rio de Janeiro Santos Dumont

lun. 12/15

2:25 pm-7:20 pm

1 stop4h 55m

$200

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

mar. 12/2

11:35 am-3:45 pm

1 stop4h 10m

Rio de Janeiro Santos Dumont

mié. 12/10

6:50 am-10:55 am

1 stop4h 05m

$201

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

jue. 10/16

10:25 am-4:10 pm

1 stop5h 45m

$85

Porto AlegreRio de Janeiro

POA - SDU

POASDU

Porto Alegre Salgado Filho

mié. 11/26

8:00 am-12:20 pm

1 stop4h 20m

$86

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 16 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 September 12, 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 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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. Azul provides one of the quickest options available for as low as $184. There are 695 mi between Porto Alegre and Rio de Janeiro Santos Dumont Airport. This flight may include one or multiple stops.

  • 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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