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$71+ Cheap flights from Sao Paulo, Brazil (SAO) to Buenos Aires (BUE)

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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
SAO — BUE
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Cheapflights Tip: The best prices from Sao Paulo to Buenos Aires are usually found in May or August, booked 90 days in advance, depart on a Thursday or Monday and return on a Monday

Find flight deals from Sao Paulo to Buenos Aires

Cheapest flights from Sao Paulo to Buenos Aires
Explore the most affordable flight options available from Sao Paulo to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This OneTravel deal was found by Cheapflights users on 10/13. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/63:35 amGRU - AEP
Nonstop3h 05mFlybondi
Sat 11/812:05 amAEP - GRU
Nonstop2h 40mFlybondi
Deal found 10/13$201
This SmartFares deal was found by Cheapflights users on 10/14. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:40 amGRU - AEP
Nonstop3h 00mAerolineas Argentinas
Tue 10/287:40 pmAEP - GRU
Nonstop2h 45mAerolineas Argentinas
Deal found 10/14$207
This Booking.com deal was found by Cheapflights users on 10/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/43:35 amGRU - AEP
Nonstop3h 05mMultiple Airlines
Wed 11/128:00 pmAEP - GRU
Nonstop2h 45mMultiple Airlines
Deal found 10/13$209
This CheapOair deal was found by Cheapflights users on 10/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/63:35 amGRU - AEP
Nonstop3h 05mFlybondi
Sun 11/912:05 amAEP - GRU
Nonstop2h 40mFlybondi
Deal found 10/14$212
This SmartFares deal was found by Cheapflights users on 10/15. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:20 pmGRU - EZE
Nonstop3h 05mTurkish Airlines
Fri 11/2111:55 pmEZE - GRU
Nonstop2h 35mTurkish Airlines
Deal found 10/15$215
This SmartFares deal was found by Cheapflights users on 10/14. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:20 pmGRU - EZE
Nonstop3h 05mTurkish Airlines
Tue 10/2811:55 pmEZE - GRU
Nonstop2h 35mTurkish Airlines
Deal found 10/14$216
This SmartFares deal was found by Cheapflights users on 10/13. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/52:20 pmGRU - AEP
Nonstop3h 00mGOL
Wed 11/121:40 pmAEP - GRU
Nonstop2h 45mGOL
Deal found 10/13$222
This Mytrip deal was found by Cheapflights users on 10/14. 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.
Sat 10/255:30 pmGRU - AEP
Nonstop3h 00mAerolineas Argentinas
Tue 10/286:20 amAEP - GRU
Nonstop2h 45mAerolineas Argentinas
Deal found 10/14$224
This Kiwi.com deal was found by Cheapflights users on 10/15. 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.
Tue 12/1610:40 amGRU - AEP
Nonstop3h 00mAerolineas Argentinas
Tue 12/236:20 amAEP - GRU
Nonstop2h 45mAerolineas Argentinas
Deal found 10/15$225
This CheapOair deal was found by Cheapflights users on 10/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1811:20 pmGRU - AEP
Nonstop3h 00mMultiple Airlines
Mon 10/2010:30 amAEP - GRU
Nonstop2h 40mMultiple Airlines
Deal found 10/14$226
This Trip.com deal was found by Cheapflights users on 10/13. 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.
Thu 11/63:35 amGRU - AEP
Nonstop3h 05mMultiple Airlines
Sun 11/99:00 amAEP - GRU
Nonstop2h 45mMultiple Airlines
Deal found 10/13$227
This SmartFares deal was found by Cheapflights users on 10/14. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/62:05 pmGRU - AEP
Nonstop2h 55mLATAM Airlines
Thu 11/132:55 pmAEP - GRU
Nonstop2h 25mLATAM Airlines
Deal found 10/14$228

Cheap flight deals from Sao Paulo to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Sao Paulo (SAO) to Buenos Aires (BUE). 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 October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$201
(OneTravel)

One-way from

$71
(Mytrip)

Popular in

January

Cheapest in

May

Average price

$253

Good round-trip deal

$236 or less

Good one-way deal

$92 or less
Provider with most accurate pricing for Sao Paulo (SAO)-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sao Paulo (SAO)-Buenos Aires (BUE) flights.
Search Deals
From Sao Paulo (SAO) to Buenos Aires (BUE)
Search Deals
One-way flight from Sao Paulo (SAO) to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Sao Paulo (SAO) to Buenos Aires (BUE).
Search Deals
Price to beat on a one-way flight from Sao Paulo (SAO) to Buenos Aires (BUE).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sao Paulo to Buenos Aires 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 October 16, 2025.
Use the filters below to find and compare flights from Sao Paulo to Buenos Aires that are best for you.

Fly from

Sao Paulo

Fly to

Buenos Aires

Route

Depart

Return

Price

Sao PauloBuenos Aires

GRU - AEP

GRUAEP

Sao Paulo Guarulhos Intl

Fri 11/14

9:40 am-12:40 pm

Nonstop3h 00m

Buenos Aires Jorge Newbery

Sun 11/16

3:15 am-5:55 am

Nonstop2h 40m

$236

Sao PauloBuenos Aires

GRU - EZE

GRUEZE

Sao Paulo Guarulhos Intl

Sat 11/8

7:20 pm-10:25 pm

Nonstop3h 05m

Buenos Aires Ministro Pistarini

Wed 11/12

11:55 pm-2:30 am

Nonstop2h 35m

$237

Sao PauloBuenos Aires

GRU - AEP

GRUAEP

Sao Paulo Guarulhos Intl

Sat 11/8

2:20 pm-5:20 pm

Nonstop3h 00m

Buenos Aires Jorge Newbery

Tue 11/11

3:15 am-5:55 am

Nonstop2h 40m

$238

Sao PauloBuenos Aires

GRU - EZE

GRUEZE

Sao Paulo Guarulhos Intl

Fri 11/28

7:20 pm-10:25 pm

Nonstop3h 05m

Buenos Aires Ministro Pistarini

Mon 12/1

11:55 pm-2:30 am

Nonstop2h 35m

$238

Sao PauloBuenos Aires

GRU - AEP

GRUAEP

Sao Paulo Guarulhos Intl

Tue 11/11

11:20 pm-2:20 am

Nonstop3h 00m

Buenos Aires Jorge Newbery

Sat 11/15

6:20 pm-9:15 pm

Nonstop2h 55m

$249

Sao PauloBuenos Aires

GRU - AEP

GRUAEP

Sao Paulo Guarulhos Intl

Fri 11/14

2:20 pm-5:20 pm

Nonstop3h 00m

Buenos Aires Jorge Newbery

Tue 11/18

9:00 am-11:45 am

Nonstop2h 45m

$273

Sao PauloBuenos Aires

GRU - AEP

GRUAEP

Sao Paulo Guarulhos Intl

Thu 11/13

6:00 pm-9:00 pm

Nonstop3h 00m

Buenos Aires Jorge Newbery

Sat 11/15

3:15 am-5:55 am

Nonstop2h 40m

$280

Sao PauloBuenos Aires

GRU - EZE

GRUEZE

Sao Paulo Guarulhos Intl

Wed 11/5

8:50 am-11:50 am

Nonstop3h 00m

Buenos Aires Ministro Pistarini

Wed 11/12

2:40 pm-5:20 pm

Nonstop2h 40m

$297

Sao PauloBuenos Aires

GRU - AEP

GRUAEP

Sao Paulo Guarulhos Intl

Thu 11/20

11:15 pm-2:20 am

Nonstop3h 05m

Buenos Aires Jorge Newbery

Fri 11/21

1:40 pm-4:25 pm

Nonstop2h 45m

$302

Sao PauloBuenos Aires

GRU - EZE

GRUEZE

Sao Paulo Guarulhos Intl

Thu 12/18

5:00 pm-7:55 pm

Nonstop2h 55m

Buenos Aires Ministro Pistarini

Wed 12/31

9:30 pm-12:05 am

Nonstop2h 35m

$310

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 60 results
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Compare providers for flights from Sao Paulo to Buenos Aires

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 Sao Paulo to Buenos Aires in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 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 Sao Paulo-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sao Paulo-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sao Paulo-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sao Paulo-Buenos Aires 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 Sao Paulo-Buenos Aires 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 Sao Paulo to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Sao Paulo 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 Sao Paulo to Buenos Aires

How far ahead should I book a flight from Sao Paulo to Buenos Aires?

Use this chart to determine the optimal time to book a round-trip flight from Sao Paulo to Buenos Aires. Price data was last updated on October 10, 2025.

Booking 90 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sao Paulo to Buenos Aires. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Sao Paulo to Buenos Aires?

Currently, June is the cheapest month in which you can book a flight from Sao Paulo to Buenos Aires (average of $80). Flying from Sao Paulo to Buenos Aires in February is currently the most expensive (average of $209). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Sao Paulo to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

A simple way to save on the total cost of your ticket is to fly from Sao Paulo to Buenos Aires at noon. If you’re flexible enough to do this you can expect to save up to 40% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Sao Paulo to Buenos Aires?

Use this chart to determine the cheapest time to fly round-trip from Sao Paulo to Buenos Aires. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Sao Paulo to Buenos Aires flight should consider departing on Monday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Sao Paulo to Buenos Aires

Explore weekly flight availability from Sao Paulo to Buenos Aires. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 16, 2025.

The most flights from SAO to BUE are scheduled on a Wednesday (42 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).

How much does it cost to fly round-trip from Sao Paulo to Buenos Aires?

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. 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 Buenos Aires. Reviews last updated October 16, 2025.
Read reviews from past customers who have flown Aerolineas Argentinas, LATAM Airlines, and Turkish Airlines from Sao Paulo to Buenos Aires. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aerolineas Argentinas
8.1
Very good
947 reviews

Crew

8.3

Comfort

7.6

Entertainment

5.7

Boarding

8.0

Food

6.5

Overall

8.1

Reviews

1 / 5
2.0
Mediocre

Paula,Aug 2025

EZE - MIA

I can not take the flight because Service dogs are not allowed. I m asking the refund of my flight. Please take care of my request # 00447290197500
Aerolineas Argentinas
8.1
Very good
947 reviews
Aerolineas Argentinas
8.1
Very good
947 reviews

Crew

8.3

Comfort

7.6

Entertainment

5.7

Boarding

8.0

Food

6.5

Overall

8.1

Reviews

1 / 5
2.0
Mediocre

Paula,Aug 2025

EZE - MIA

I can not take the flight because Service dogs are not allowed. I m asking the refund of my flight. Please take care of my request # 00447290197500
LATAM Airlines
7.5
Good
1,866 reviews
Aerolineas Argentinas
8.1
Very good
947 reviews

Crew

8.3

Comfort

7.6

Entertainment

5.7

Boarding

8.0

Food

6.5

Overall

8.1

Reviews

1 / 5
2.0
Mediocre

Paula,Aug 2025

EZE - MIA

I can not take the flight because Service dogs are not allowed. I m asking the refund of my flight. Please take care of my request # 00447290197500
Turkish Airlines
7.3
Good
4,010 reviews
Aerolineas Argentinas
8.1
Very good
947 reviews

Crew

8.3

Comfort

7.6

Entertainment

5.7

Boarding

8.0

Food

6.5

Overall

8.1

Reviews

1 / 5
2.0
Mediocre

Paula,Aug 2025

EZE - MIA

I can not take the flight because Service dogs are not allowed. I m asking the refund of my flight. Please take care of my request # 00447290197500
GOL
7.3
Good
1,114 reviews
Aerolineas Argentinas
8.1
Very good
947 reviews

Crew

8.3

Comfort

7.6

Entertainment

5.7

Boarding

8.0

Food

6.5

Overall

8.1

Reviews

1 / 5
2.0
Mediocre

Paula,Aug 2025

EZE - MIA

I can not take the flight because Service dogs are not allowed. I m asking the refund of my flight. Please take care of my request # 00447290197500
Flybondi
6.0
Okay
201 reviews
Aerolineas Argentinas
8.1
Very good
947 reviews

Crew

8.3

Comfort

7.6

Entertainment

5.7

Boarding

8.0

Food

6.5

Overall

8.1

Reviews

1 / 5
2.0
Mediocre

Paula,Aug 2025

EZE - MIA

I can not take the flight because Service dogs are not allowed. I m asking the refund of my flight. Please take care of my request # 00447290197500

Related info for your journey

Find useful and relevant information for your journey from Sao Paulo to Buenos Aires. 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 Sao Paulo to Buenos Aires?

    Airlines like Turkish Airlines, GOL, and SWISS fly from Sao Paulo to Buenos Aires in about 3h. The time it takes to get you to your destination is usually consistent. There are 1052 mi between Sao Paulo and Buenos Aires. All flights are typically nonstop.

  • What are the cheapest airlines flying from Sao Paulo to Buenos Aires round-trip?

    LATAM Airlines, at $145, was found to be the cheapest airline from Sao Paulo to Buenos Aires.Alternate airlines to your destination round-trip include Flybondi and GOL. LATAM Airlines is priced at 48% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Sao Paulo to Buenos Aires one-way?

    The cheapest airlines for a one-way flight from Sao Paulo to Buenos Aires are Aerolineas Argentinas ($76), LATAM Airlines ($81), and GOL ($86).

  • What are the most popular routes from Sao Paulo to Buenos Aires?

    The most popular route from Sao Paulo to Buenos Aires is Sao Paulo Guarulhos Intl - Buenos Aires Ministro Pistarini. You may also consider Sao Paulo Guarulhos Intl - Buenos Aires Jorge Newbery or Sao Paulo Congonhas - Buenos Aires Jorge Newbery.

  • What are the most reliable airlines from Sao Paulo to Buenos Aires?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Sao Paulo to Buenos Aires on time: KLM (100%), GOL (94%), Air Canada (85%).

  • What are the cheapest flights from Sao Paulo to Buenos Aires?

    The cheapest flight price from Sao Paulo to Buenos Aires is $96. On average you can expect to pay $227. The most popular route, (Sao Paulo Guarulhos Intl - Buenos Aires Ministro Pistarini), can usually be booked for $215.

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

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

  • How can I find direct flights from Sao Paulo to Buenos Aires?

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

  • Can I find deals for business class flights from Sao Paulo to Buenos Aires?

    Yes. Cheapflights offers flight deals from Sao Paulo to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sao Paulo to Buenos Aires?

    Currently, June is the cheapest month in which you can book a flight from Sao Paulo to Buenos Aires (average of $80). Flying from Sao Paulo to Buenos Aires in February is currently the most expensive (average of $209). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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.

Alternative routes for Sao Paulo to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
Guarulhos Intl to Ministro Pistarini flights
Guarulhos Intl to Jorge Newbery flights
Guarulhos Intl to Mendoza flights
Guarulhos Intl to San Carlos de Bariloche flights

Top 8 airlines flying from Sao Paulo to Buenos Aires

Discover the top 8 airlines that operate flights from Sao Paulo to Buenos Aires. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$145Average$298FlexibilityNo cancel feeOn-time81%
FlybondiCheapest$177Average$230FlexibilityNo cancel feeOn-timeN/A
GOLCheapest$189Average$260FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$224Average$344FlexibilityNo cancel feeOn-time67%
Aerolineas ArgentinasCheapest$228Average$313FlexibilityNo cancel feeOn-time59%
Turkish AirlinesCheapest$228Average$366FlexibilityNo cancel feeOn-time77%
SWISSCheapest$233Average$270FlexibilityNo cancel feeOn-time79%
Ethiopian AirCheapest$287Average$309FlexibilityNo cancel feeOn-time72%

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