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$575+ Cheap flights from Porto Alegre (POA) to Austin (AUS)

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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
POA — AUS
Dec 22 — Dec 291
Mon 12/22
Mon 12/29
1 adult, Economy
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1. Tell us where you want to go

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Cheap flight deals from Porto Alegre to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Porto Alegre (POA) to Austin (AUS). 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 November 22, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,159
(American Airlines)

One-way from

$575
(Delta)

Popular in

January

Cheapest in

July
Provider with most accurate pricing for Porto Alegre Salgado Filho-Austin Bergstrom flight deals.
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Provider most trusted by Cheapflights users for Porto Alegre Salgado Filho-Austin Bergstrom flights.
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From Porto Alegre Salgado Filho to Austin Bergstrom
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One-way flight from Porto Alegre Salgado Filho to Austin Bergstrom
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Highest demand for flights based on searches. 19% potential increase in price ($186 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Find flight deals from Porto Alegre to Austin

Cheapest flights from Porto Alegre to Austin
Explore the most affordable flight options available from Porto Alegre to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 22, 2025.

This American Airlines deal was found by Cheapflights users on 11/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:25 pmPOA - AUS
2 stops24h 07mAmerican Airlines
Thu 1/83:21 pmAUS - POA
2 stops23h 24mAmerican Airlines
Deal found 11/19$1,159
This LATAM Airlines deal was found by Cheapflights users on 11/21. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/224:40 amPOA - AUS
2 stops22h 57mLATAM Airlines
Thu 1/85:10 pmAUS - POA
2 stops23h 15mLATAM Airlines
Deal found 11/21$1,491

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto Alegre to Austin 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 November 22, 2025.
Use the filters below to find and compare flights from Porto Alegre to Austin that are best for you.

Fly from

Porto Alegre

Fly to

Austin

Route

Depart

Return

Price

Porto AlegreAustin

POA - AUS

POAAUS

Porto Alegre Salgado Filho

Tue 12/23

6:25 pm-3:32 pm

2 stops24h 07m

Austin Bergstrom

Thu 1/8

3:21 pm-5:45 pm

2 stops23h 24m

$1,159

Porto AlegreAustin

POA - AUS

POAAUS

Porto Alegre Salgado Filho

Mon 12/22

4:40 am-12:37 am

2 stops22h 57m

Austin Bergstrom

Thu 1/8

5:10 pm-7:25 pm

2 stops23h 15m

$1,491

Porto AlegreAustin

POA - AUS

POAAUS

Porto Alegre Salgado Filho

Wed 12/24

6:40 am-12:37 am

2 stops20h 57m

$575

Porto AlegreAustin

POA - AUS

POAAUS

Porto Alegre Salgado Filho

Tue 12/23

4:40 am-12:37 am

2 stops22h 57m

$580

Porto AlegreAustin

POA - AUS

POAAUS

Porto Alegre Salgado Filho

Tue 12/23

1:35 am-12:54 pm

1 stop14h 19m

$1,219

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Compare providers for flights from Porto Alegre to Austin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Porto Alegre to Austin in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Porto Alegre-Austin flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Porto Alegre-Austin flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Porto Alegre-Austin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Porto Alegre-Austin flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Porto Alegre-Austin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Porto Alegre to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin 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.

Related info for your journey

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

  • How long is the flight from Porto Alegre to Austin?

    There are many flights that can get you from Porto Alegre to Austin in 22h 57m. Fly via American Airlines or LATAM Airlines to get the fastest option. The distance from Porto Alegre to Austin is about 5158 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Porto Alegre to Austin one-way?

    The cheapest airlines for a one-way flight from Porto Alegre to Austin are Delta ($575), LATAM Airlines ($580), and Copa Airlines ($1,219).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Porto Alegre to Austin 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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