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$93+ 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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
SAO — BUE
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheapflights Tip: The best prices from Sao Paulo to Buenos Aires are usually found in October or May, booked 88 days in advance, depart on a Thursday or Wednesday and return on a Monday

Cheap 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 January 27, 2026.

This Ethiopian Air deal was found by Cheapflights users on 1/27. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/185:00 pm
GRU
-
EZE
Nonstop2h 55m
Ethiopian Air
Sat 3/289:55 pm
EZE
-
GRU
Nonstop2h 35m
Ethiopian Air
Deal found 1/27$204
This Ethiopian Air deal was found by Cheapflights users on 1/27. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:30 pm
GRU
-
EZE
Nonstop2h 55m
Ethiopian Air
Sat 5/99:55 pm
EZE
-
GRU
Nonstop2h 35m
Ethiopian Air
Deal found 1/27$205
This Trip.com deal was found by Cheapflights users on 1/27. 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.
Wed 4/85:30 pm
GRU
-
EZE
Nonstop2h 55m
Ethiopian Air
Wed 4/159:55 pm
EZE
-
GRU
Nonstop2h 35m
Ethiopian Air
Deal found 1/27$210
This Trip.com deal was found by Cheapflights users on 1/27. 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.
Wed 3/1812:40 pm
GRU
-
AEP
Nonstop3h 00m
Multiple Airlines
Wed 3/251:40 pm
AEP
-
GRU
Nonstop2h 45m
Multiple Airlines
Deal found 1/27$213
This Ethiopian Air deal was found by Cheapflights users on 1/27. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/115:00 pm
GRU
-
EZE
Nonstop2h 55m
Ethiopian Air
Tue 3/249:30 pm
EZE
-
GRU
Nonstop2h 35m
Ethiopian Air
Deal found 1/27$214
This Ethiopian Air deal was found by Cheapflights users on 1/27. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/115:30 pm
GRU
-
EZE
Nonstop2h 55m
Ethiopian Air
Fri 4/249:55 pm
EZE
-
GRU
Nonstop2h 35m
Ethiopian Air
Deal found 1/27$215
This Ethiopian Air deal was found by Cheapflights users on 1/27. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/15:30 pm
GRU
-
EZE
Nonstop2h 55m
Ethiopian Air
Sat 4/259:55 pm
EZE
-
GRU
Nonstop2h 35m
Ethiopian Air
Deal found 1/27$218
This SmartFares deal was found by Cheapflights users on 1/25. 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 3/57:20 pm
GRU
-
EZE
Nonstop3h 05m
Turkish Airlines
Sun 3/811:55 pm
EZE
-
GRU
Nonstop2h 35m
Turkish Airlines
Deal found 1/25$221
This Ethiopian Air deal was found by Cheapflights users on 1/27. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/95:00 pm
GRU
-
EZE
Nonstop2h 55m
Ethiopian Air
Sat 3/149:30 pm
EZE
-
GRU
Nonstop2h 35m
Ethiopian Air
Deal found 1/27$225
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
Sun 3/2212:40 pm
GRU
-
AEP
Nonstop3h 00m
Aerolineas Argentinas
Wed 3/258:00 pm
AEP
-
GRU
Nonstop2h 45m
Aerolineas Argentinas
Deal found 1/25$227
This Booking.com deal was found by Cheapflights users on 1/25. 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.
Thu 2/57:20 pm
GRU
-
EZE
Nonstop3h 05m
Turkish Airlines
Sun 2/811:55 pm
EZE
-
GRU
Nonstop2h 35m
Turkish Airlines
Deal found 1/25$229
This Mytrip deal was found by Cheapflights users on 1/25. 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 3/145:00 pm
GRU
-
EZE
Nonstop2h 55m
Ethiopian Air
Sat 3/289:55 pm
EZE
-
GRU
Nonstop2h 35m
Ethiopian Air
Deal found 1/25$236

Find 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$203
(Gotogate)

One-way from

$93
(Super.com)

Popular in

February

Cheapest in

October

Average price

$308

Good round-trip deal

$254 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 ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 27, 2026.
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 - EZE

GRUEZE

Sao Paulo Guarulhos Intl

Wed 5/20

5:30 pm-8:25 pm

Nonstop2h 55m

Buenos Aires Ministro Pistarini

Mon 5/25

9:55 pm-12:30 am

Nonstop2h 35m

$205

Sao PauloBuenos Aires

GRU - EZE

GRUEZE

Sao Paulo Guarulhos Intl

Mon 3/16

5:00 pm-7:55 pm

Nonstop2h 55m

Buenos Aires Ministro Pistarini

Thu 3/19

9:30 pm-12:05 am

Nonstop2h 35m

$214

Sao PauloBuenos Aires

GRU - EZE

GRUEZE

Sao Paulo Guarulhos Intl

Wed 3/18

7:20 pm-10:25 pm

Nonstop3h 05m

Buenos Aires Ministro Pistarini

Wed 3/25

11:55 pm-2:30 am

Nonstop2h 35m

$238

Sao PauloBuenos Aires

GRU - EZE

GRUEZE

Sao Paulo Guarulhos Intl

Sat 4/11

5:30 pm-8:25 pm

Nonstop2h 55m

Buenos Aires Ministro Pistarini

Mon 4/20

9:55 pm-12:30 am

Nonstop2h 35m

$251

Sao PauloBuenos Aires

GRU - EZE

GRUEZE

Sao Paulo Guarulhos Intl

Thu 5/14

5:30 pm-8:25 pm

Nonstop2h 55m

Buenos Aires Ministro Pistarini

Sun 5/17

9:55 pm-12:30 am

Nonstop2h 35m

$251

Sao PauloBuenos Aires

GRU - EZE

GRUEZE

Sao Paulo Guarulhos Intl

Sun 6/28

5:30 pm-8:25 pm

Nonstop2h 55m

Buenos Aires Ministro Pistarini

Wed 7/1

9:55 pm-12:30 am

Nonstop2h 35m

$251

Sao PauloBuenos Aires

GRU - EZE

GRUEZE

Sao Paulo Guarulhos Intl

Wed 6/24

5:30 pm-8:25 pm

Nonstop2h 55m

Buenos Aires Ministro Pistarini

Thu 7/2

9:55 pm-12:30 am

Nonstop2h 35m

$251

Sao PauloBuenos Aires

GRU - EZE

GRUEZE

Sao Paulo Guarulhos Intl

Sun 6/28

5:30 pm-8:25 pm

Nonstop2h 55m

Buenos Aires Ministro Pistarini

Tue 6/30

9:55 pm-12:30 am

Nonstop2h 35m

$251

Sao PauloBuenos Aires

GRU - EZE

GRUEZE

Sao Paulo Guarulhos Intl

Sat 2/14

5:00 pm-7:55 pm

Nonstop2h 55m

Buenos Aires Ministro Pistarini

Sat 2/21

9:30 pm-12:05 am

Nonstop2h 35m

$251

Sao PauloBuenos Aires

GRU - EZE

GRUEZE

Sao Paulo Guarulhos Intl

Fri 5/8

5:30 pm-8:25 pm

Nonstop2h 55m

Buenos Aires Ministro Pistarini

Wed 5/13

9:55 pm-12:30 am

Nonstop2h 35m

$251

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 60 results
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  • 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 January 23, 2026.

Booking 88 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 August is currently the most expensive (average of $203). 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 January 27, 2026.

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 9% on your trip compared to booking a flight in the afternoon.

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 January 24, 2026.

Travelers seeking maximum savings on their Sao Paulo to Buenos Aires flight should consider departing on Friday mornings when fares are most often at their lowest. Saturday at noon 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 January 27, 2026.

The most flights from SAO to BUE are scheduled on a Tuesday (36 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 on average).

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

How often are flights from Sao Paulo to Buenos Aires delayed?

About 14% of weekly flights between Sao Paulo and Buenos Aires have experienced delays in the past year, with the average delay time being 115 minutes.

What is the most punctual flight time for Sao Paulo to Buenos Aires flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Sao Paulo to Buenos Aires flights?

Over the last year, SWISS have had the lowest number of delays on this route, with just 7% of flights being delayed.

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 January 27, 2026.
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
8.0
Very good
1,004 reviews

Boarding

8.0

Entertainment

5.8

Overall

8.0

Crew

8.4

Food

6.5

Comfort

7.5

Reviews

1 / 6
8.0
Excellent

adam,Jan 2026

USH - EZE

Gate change was not announced. Groupings for boarding a little disorganized. Otherwise all good.
Aerolineas Argentinas
8.0
Very good
1,004 reviews
Aerolineas Argentinas
8.0
Very good
1,004 reviews

Boarding

8.0

Entertainment

5.8

Overall

8.0

Crew

8.4

Food

6.5

Comfort

7.5

Reviews

1 / 6
8.0
Excellent

adam,Jan 2026

USH - EZE

Gate change was not announced. Groupings for boarding a little disorganized. Otherwise all good.
LATAM Airlines
7.5
Good
1,912 reviews
Aerolineas Argentinas
8.0
Very good
1,004 reviews

Boarding

8.0

Entertainment

5.8

Overall

8.0

Crew

8.4

Food

6.5

Comfort

7.5

Reviews

1 / 6
8.0
Excellent

adam,Jan 2026

USH - EZE

Gate change was not announced. Groupings for boarding a little disorganized. Otherwise all good.
Turkish Airlines
7.3
Good
4,207 reviews
Aerolineas Argentinas
8.0
Very good
1,004 reviews

Boarding

8.0

Entertainment

5.8

Overall

8.0

Crew

8.4

Food

6.5

Comfort

7.5

Reviews

1 / 6
8.0
Excellent

adam,Jan 2026

USH - EZE

Gate change was not announced. Groupings for boarding a little disorganized. Otherwise all good.
GOL
7.3
Good
1,158 reviews
Aerolineas Argentinas
8.0
Very good
1,004 reviews

Boarding

8.0

Entertainment

5.8

Overall

8.0

Crew

8.4

Food

6.5

Comfort

7.5

Reviews

1 / 6
8.0
Excellent

adam,Jan 2026

USH - EZE

Gate change was not announced. Groupings for boarding a little disorganized. Otherwise all good.
Flybondi
5.9
Fair
214 reviews
Aerolineas Argentinas
8.0
Very good
1,004 reviews

Boarding

8.0

Entertainment

5.8

Overall

8.0

Crew

8.4

Food

6.5

Comfort

7.5

Reviews

1 / 6
8.0
Excellent

adam,Jan 2026

USH - EZE

Gate change was not announced. Groupings for boarding a little disorganized. Otherwise all good.

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, Ethiopian Air, and GOL fly from Sao Paulo to Buenos Aires in about 2h 55m. The time it takes to get you to your destination is usually consistent. There are 1069 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?

    Air Canada, at $95, was found to be the cheapest airline from Sao Paulo to Buenos Aires.Alternate airlines to your destination round-trip include GOL and Turkish Airlines. Air Canada is priced at 65% 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 Flybondi ($56), Aerolineas Argentinas ($68), and GOL ($76).

  • 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 Jorge Newbery. You may also consider Sao Paulo Guarulhos Intl - Buenos Aires Ministro Pistarini or Sao Paulo Congonhas - Buenos Aires Ministro Pistarini.

  • 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: Air Canada (65%), SWISS (60%), LATAM Airlines (56%).

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

    The cheapest flight price from Sao Paulo to Buenos Aires is $77. On average you can expect to pay $285. The most popular route, (Sao Paulo Guarulhos Intl - Buenos Aires Jorge Newbery), can usually be booked for $241.

  • 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 August is currently the most expensive (average of $203). 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 Jorge Newbery flights
Guarulhos Intl to Ministro Pistarini flights
Guarulhos Intl to San Carlos de Bariloche flights
Guarulhos Intl to Mendoza flights

Top 5 airlines flying from Sao Paulo to Buenos Aires

Discover the top 5 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$95Average$316FlexibilityNo cancel feeOn-time67%
GOLCheapest$189Average$252FlexibilityNo cancel feeOn-time74%
Turkish AirlinesCheapest$217Average$353FlexibilityNo cancel feeOn-time77%
Aerolineas ArgentinasCheapest$220Average$310FlexibilityNo cancel feeOn-time59%
Ethiopian AirCheapest$297Average$324FlexibilityNo cancel feeOn-time72%

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