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 $319. Other airlines that can offer you cheap pricing are GOL, from $351, and LATAM Airlines, from $428. You may be able to fly from Buenos Aires to Porto Alegre for 33% less than the average price by searching for these airlines.

What is the cheapest day to fly round-trip from Buenos Aires to Porto Alegre?

Users have found that flying from Buenos Aires to Porto Alegre on a Tuesday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

Travelers have found it’s best to book a flight 12 days in advance to save up to 110% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 12 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Buenos Aires to Porto Alegre 1-2 weeks in advance for as low as $256, or $697 for flights within the next 24 hours.

What is the cheapest month to fly from Buenos Aires to Porto Alegre?

October can be a great time to fly to Porto Alegre from Buenos Aires with a flight ticket averaging about $478. Cheapflights users have found deals in the month of October for as cheap as $146. The most expensive prices can be found in the month of December.

Most accurate provider : When it comes to deals on Buenos Aires-Porto Alegre flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Buenos Aires-Porto Alegre flight deals on Cheapflights vs. eDreams >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 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 Buenos Aires-Porto Alegre flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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.

$207+ Flights from Buenos Aires to Porto Alegre

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1. Tell us where you want to go

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2. Select your favorite providers

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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

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$319 (Trip.com)
One-way from	$207 (GOL)
Popular in	December
Cheapest in	October
Average price	$392

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. 21% potential increase in price ($132 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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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 29, 2025.

Mon 5/196:00 amAEP - POA

Nonstop1h 40mAerolineas Argentinas

Mon 5/268:30 amPOA - AEP

Nonstop1h 55mAerolineas Argentinas

Deal found 4/29

$319

Mon 5/196:00 amAEP - POA

Nonstop1h 40mMultiple Airlines

Mon 5/266:40 amPOA - AEP

1 stop7h 20mMultiple Airlines

Deal found 4/29

$341

Sat 8/233:30 amAEP - POA

1 stop12h 55mGOL

Tue 8/266:10 amPOA - AEP

Nonstop1h 50mGOL

Deal found 4/29

$351

Mon 5/1910:55 pmAEP - POA

1 stop10h 30mLATAM Airlines

Mon 5/266:40 amPOA - AEP

1 stop10h 20mLATAM Airlines

Deal found 4/29

$428

Best flights from Buenos Aires to Porto Alegre
Discover carefully curated flight deals from Buenos Aires to Porto Alegre that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2025.

Mon 5/196:00 amAEP - POA

Nonstop1h 40mAerolineas Argentinas

Mon 5/268:30 amPOA - AEP

Nonstop1h 55mAerolineas Argentinas

Deal found 4/29

$319

Mon 5/196:00 amAEP - POA

Nonstop1h 40mMultiple Airlines

Mon 5/266:40 amPOA - AEP

1 stop7h 20mMultiple Airlines

Deal found 4/29

$341

Sat 8/233:30 amAEP - POA

1 stop12h 55mGOL

Tue 8/266:10 amPOA - AEP

Nonstop1h 50mGOL

Deal found 4/29

$351

Mon 5/1910:55 pmAEP - POA

1 stop10h 30mLATAM Airlines

Mon 5/266:40 amPOA - AEP

1 stop10h 20mLATAM Airlines

Deal found 4/29

$428

Last-minute flights from Buenos Aires to Porto Alegre
Discover last-minute flight deals from Buenos Aires to Porto Alegre. Data last updated April 29, 2025 and is based on user searches.

Tue 4/299:00 amAEP - POA

2 stops15h 50mGOL

Wed 4/305:10 amPOA - AEP

1 stop7h 50mGOL

Deal found 4/28

$461

Mon 5/56:00 amAEP - POA

1 stop14h 25mGOL

Mon 5/129:05 pmPOA - AEP

1 stop17h 15mGOL

Deal found 4/29

$492

Mon 5/196:00 amAEP - POA

Nonstop1h 40mAerolineas Argentinas

Mon 5/268:30 amPOA - AEP

Nonstop1h 55mAerolineas Argentinas

Deal found 4/29

$319

Mon 5/196:00 amAEP - POA

Nonstop1h 40mMultiple Airlines

Mon 5/266:40 amPOA - AEP

1 stop7h 20mMultiple Airlines

Deal found 4/29

$341

Mon 5/1910:55 pmAEP - POA

1 stop10h 30mLATAM Airlines

Mon 5/266:40 amPOA - AEP

1 stop10h 20mLATAM Airlines

Deal found 4/29

$428

One-way flights from Buenos Aires to Porto Alegre
Search for one-way flight options from Buenos Aires to Porto Alegre. Find affordable one-way fares based on user searches. Data last updated April 29, 2025.

Tue 8/196:20 pmAEP - POA

1 stop21h 55mGOL

Deal found 4/29

$207

Cheapflights Fare Finder

Use the filters below to find and compare flights from Buenos Aires to Porto Alegre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresPorto Alegre

AEP - POA

AEPPOA

Buenos Aires Jorge Newbery

Mon 5/19

6:00 am-7:40 am

Nonstop1h 40m

Porto Alegre Salgado Filho

Mon 5/26

8:30 am-10:25 am

Nonstop1h 55m

$319

Buenos AiresPorto Alegre

AEP - POA

AEPPOA

Buenos Aires Jorge Newbery

Mon 5/19

6:00 am-7:40 am

Nonstop1h 40m

Porto Alegre Salgado Filho

Mon 5/26

6:40 am-2:00 pm

1 stop7h 20m

$341

Buenos AiresPorto Alegre

AEP - POA

AEPPOA

Buenos Aires Jorge Newbery

Sat 8/23

3:30 am-4:25 pm

1 stop12h 55m

Porto Alegre Salgado Filho

Tue 8/26

6:10 am-8:00 am

Nonstop1h 50m

$351

Buenos AiresPorto Alegre

AEP - POA

AEPPOA

Buenos Aires Jorge Newbery

Mon 5/19

10:55 pm-9:25 am

1 stop10h 30m

Porto Alegre Salgado Filho

Mon 5/26

6:40 am-5:00 pm

1 stop10h 20m

$428

Buenos AiresPorto Alegre

AEP - POA

AEPPOA

Buenos Aires Jorge Newbery

Tue 8/19

6:20 pm-4:15 pm

1 stop21h 55m

$207

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Compare providers for flights from Buenos Aires to Porto Alegre

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.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Buenos Aires-Porto Alegre flight deals on Cheapflights vs. eDreams >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 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 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?

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?

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

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

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

Aerolineas Argentinas

8.1

Very good

860 reviews

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

8.1

Very good

860 reviews

Aerolineas Argentinas

8.1

Very good

860 reviews

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

1,767 reviews

Aerolineas Argentinas

8.1

Very good

860 reviews

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

1,068 reviews

Aerolineas Argentinas

8.1

Very good

860 reviews

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

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 $319. Other airlines that can offer you cheap pricing are GOL, from $351, and LATAM Airlines, from $428. You may be able to fly from Buenos Aires to Porto Alegre for 33% less than the average price by searching for these airlines.
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.

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$207+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Buenos Aires to Porto Alegre with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Buenos Aires to Porto Alegre

Cheapest flights from Buenos Aires to Porto AlegreExplore 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 29, 2025.

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 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Buenos Aires to Porto Alegre that are best for you.

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.

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.

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 April 25, 2025.

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 29, 2025.

Rainfall in Porto Alegre by month

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

Temperature in Porto Alegre by month

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

Reviews of airlines servicing Porto Alegre

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?

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

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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 29, 2025.