HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Porto Alegre

$133+ Cheap flights from Buenos Aires (BUE) 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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
BUE — POA
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Buenos Aires to Porto Alegre with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Buenos Aires to Porto Alegre Salgado Filho are usually found in October or September, booked 12 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Buenos Aires to Porto Alegre

Discover tips and strategies to find the most affordable flight options for your journey from Buenos Aires (BUE) 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 April 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$335
(Mytrip)

One-way from

$133
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$419

Good round-trip deal

$369 or less

Good one-way deal

$199 or less
Provider with most accurate pricing for Buenos Aires (BUE)-Porto Alegre Salgado Filho flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buenos Aires (BUE)-Porto Alegre Salgado Filho flights.
Search Deals
From Buenos Aires (BUE) to Porto Alegre Salgado Filho
Search Deals
One-way flight from Buenos Aires (BUE) to Porto Alegre Salgado Filho
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($114 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Buenos Aires (BUE) to Porto Alegre Salgado Filho.
Search Deals
Price to beat on a one-way flight from Buenos Aires (BUE) to Porto Alegre Salgado Filho.
Search Deals

Find flight deals from Buenos Aires to Porto Alegre

Cheapest flights from Buenos Aires to Porto Alegre
Explore the most affordable flight options available from Buenos Aires to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.

This Mytrip deal was found by Cheapflights users on 4/1. 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.
Tue 4/2912:40 amAEP - POA
2 stops10h 20mMultiple Airlines
Sun 5/45:30 amPOA - AEP
1 stop25h 10mMultiple Airlines
Deal found 4/1$335
This GOL deal was found by Cheapflights users on 4/2. 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 5/1412:20 amAEP - POA
1 stop9h 25mGOL
Thu 5/226:10 amPOA - AEP
Nonstop1h 50mGOL
Deal found 4/2$395
This LATAM Airlines deal was found by Cheapflights users on 4/2. 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.
Wed 4/231:55 pmAEP - POA
2 stops10h 30mLATAM Airlines
Tue 4/291:00 pmPOA - AEP
2 stops8h 30mLATAM Airlines
Deal found 4/2$591

Cheapflights Fare Finder

Customize your flight search to find flights from Buenos Aires 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 April 3, 2025.
Use the filters below to find and compare flights from Buenos Aires to Porto Alegre that are best for you.

Fly from

Buenos Aires

Fly to

Porto Alegre

Route

Depart

Return

Price

Buenos AiresPorto Alegre

AEP - POA

AEPPOA

Buenos Aires Jorge Newbery

Tue 4/29

12:40 am-11:00 am

2 stops10h 20m

Porto Alegre Salgado Filho

Sun 5/4

5:30 am-6:40 am

1 stop25h 10m

$335

Buenos AiresPorto Alegre

AEP - POA

AEPPOA

Buenos Aires Jorge Newbery

Wed 5/14

12:20 am-9:45 am

1 stop9h 25m

Porto Alegre Salgado Filho

Thu 5/22

6:10 am-8:00 am

Nonstop1h 50m

$395

Buenos AiresPorto Alegre

AEP - POA

AEPPOA

Buenos Aires Jorge Newbery

Wed 4/23

1:55 pm-12:25 am

2 stops10h 30m

Porto Alegre Salgado Filho

Tue 4/29

1:00 pm-9:30 pm

2 stops8h 30m

$591

Buenos AiresPorto Alegre

AEP - POA

AEPPOA

Buenos Aires Jorge Newbery

Thu 4/10

7:10 pm-8:50 pm

Nonstop1h 40m

$133

Buenos AiresPorto Alegre

AEP - POA

AEPPOA

Buenos Aires Jorge Newbery

Thu 4/24

1:40 pm-7:45 pm

1 stop6h 05m

$217

Buenos AiresPorto Alegre

AEP - POA

AEPPOA

Buenos Aires Jorge Newbery

Fri 4/11

6:40 am-5:00 pm

2 stops10h 20m

$316

Buenos AiresPorto Alegre

AEP - POA

AEPPOA

Buenos Aires Jorge Newbery

Fri 4/11

6:40 am-12:05 am

1 stop17h 25m

$367

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Compare providers for flights from Buenos Aires to Porto Alegre

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 Buenos Aires to Porto Alegre in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*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 Buenos Aires-Porto Alegre flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buenos Aires-Porto Alegre flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buenos Aires-Porto Alegre flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buenos Aires-Porto Alegre flights, Cheapflights users trust FlightHub the most. FlightHub 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 Buenos Aires-Porto Alegre 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 Buenos Aires to Porto Alegre

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from Buenos Aires 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 Buenos Aires to Porto Alegre

How far ahead should I book a flight from Buenos Aires to Porto Alegre?

Use this chart to determine the optimal time to book a round-trip flight from Buenos Aires to Porto Alegre. Price data was last updated on March 28, 2025.

The best time to book flights from Buenos Aires to Porto Alegre is 11 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Find hourly flight availability from Buenos Aires 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 April 3, 2025.

It’s typically best to fly out from Buenos Aires to Porto Alegre at noon. Doing so could potentially save you 12% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto Alegre ranges from 2.8 - 5.1 inches per month. September is typically the wettest month, when rainfall can reach 5.1 in. November is typically the driest time to visit Porto Alegre when rainfall is around 2.8 in.

Temperature in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto Alegre, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Porto Alegre

Get insights into the airlines that provide service to Porto Alegre. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto Alegre. Reviews last updated April 3, 2025.
Aerolineas Argentinas
8.0
Very good
848 reviews

Overall

8.0

Boarding

8.0

Crew

8.3

Entertainment

5.7

Comfort

7.5

Food

6.4

Reviews

1 / 4
10.0
Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.
Aerolineas Argentinas
8.0
Very good
848 reviews
Aerolineas Argentinas
8.0
Very good
848 reviews

Overall

8.0

Boarding

8.0

Crew

8.3

Entertainment

5.7

Comfort

7.5

Food

6.4

Reviews

1 / 4
10.0
Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.
LATAM Airlines
7.5
Good
1,754 reviews
Aerolineas Argentinas
8.0
Very good
848 reviews

Overall

8.0

Boarding

8.0

Crew

8.3

Entertainment

5.7

Comfort

7.5

Food

6.4

Reviews

1 / 4
10.0
Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.
GOL
7.3
Good
1,053 reviews
Aerolineas Argentinas
8.0
Very good
848 reviews

Overall

8.0

Boarding

8.0

Crew

8.3

Entertainment

5.7

Comfort

7.5

Food

6.4

Reviews

1 / 4
10.0
Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.

Related info for your journey

Find useful and relevant information for your journey from Buenos Aires 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 Buenos Aires?

    For a flight from Buenos Aires to Porto Alegre, you will be flying into Salgado Filho. Porto Alegre Salgado Filho (POA) is just 4.0 mi from the center of the city. Salgado Filho is the only Porto Alegre airport and it handles 0 inbound flights from Buenos Aires per day. 0 airlines have flights to Porto Alegre Salgado Filho from Buenos Aires on a regular basis.

  • What are the cheapest airlines flying from Buenos Aires to Porto Alegre round-trip?

    Cheapflights users have booked flights from Buenos Aires to Porto Alegre round-trip from $395. Another airline that can offer you cheap pricing is LATAM Airlines. You may be able to fly from Buenos Aires to Porto Alegre for 20% less than the average price by searching for these airlines.

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

    For one-way options, check prices for Aerolineas Argentinas. According to our data, you can fly for as low as $133. Users have also found prices from $217 and $316 on GOL and LATAM Airlines, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Buenos Aires 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Porto Alegre by adding a car rental and/or hotel reservation to your travel itinerary.
Porto Alegre car rentals
Porto Alegre Salgado Filho Airport car rentals

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.