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$117+ Cheap flights from Santos Dumont, Brazil (SDU) 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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
SDU — BUE
mai 6 — mai 131
Ma 5/6
Ma 5/13
1 adult, Economy
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Cheap flight deals from Santos Dumont to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Santos Dumont (SDU) 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 mai 1, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$231
(CheapOair)

One-way from

$117
(CheapOair)

Popular in

December

Cheapest in

January

Average price

$348
Provider with most accurate pricing for Rio de Janeiro Santos Dumont-Buenos Aires (BUE) flight deals.
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Provider most trusted by Cheapflights users for Rio de Janeiro Santos Dumont-Buenos Aires (BUE) flights.
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From Rio de Janeiro Santos Dumont to Buenos Aires (BUE)
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One-way flight from Rio de Janeiro Santos Dumont to Buenos Aires (BUE)
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Highest demand for flights based on searches. 4% potential increase in price ($22 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Santos Dumont to Buenos Aires

Cheapest flights from Santos Dumont to Buenos Aires
Explore the most affordable flight options available from Santos Dumont to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on mai 1, 2025.

This CheapOair deal was found by Cheapflights users on 4/30. 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.
Mi 5/288:20 amSDU - AEP
1 stop8h 40mLATAM Airlines
Mi 6/410:55 pmAEP - SDU
1 stop8h 25mLATAM Airlines
Deal found 4/30$231
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Mi 6/186:15 amSDU - AEP
2 stops11h 45mMultiple Airlines
Mi 6/2510:55 pmAEP - SDU
1 stop8h 25mMultiple Airlines
Deal found 4/30$330
This GOL deal was found by Cheapflights users on 4/30. 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.
Mi 5/216:00 amSDU - AEP
1 stop7h 00mGOL
Vi 5/233:40 amAEP - SDU
1 stop13h 10mGOL
Deal found 4/30$398
This GOL deal was found by Cheapflights users on 4/29. 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.
Jo 8/75:40 pmSDU - EZE
1 stop19h 20mGOL
Mi 8/133:40 amEZE - SDU
1 stop10h 25mGOL
Deal found 4/29$423
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Jo 6/121:00 pmSDU - EZE
1 stop7h 25mMultiple Airlines
Vi 6/209:55 pmEZE - SDU
1 stop10h 45mMultiple Airlines
Deal found 4/30$432
This CheapOair deal was found by Cheapflights users on 4/30. 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.
Mi 7/94:40 pmSDU - EZE
1 stop8h 10mLATAM Airlines
Vi 7/186:40 amEZE - SDU
1 stop7h 00mLATAM Airlines
Deal found 4/30$1,082

Cheapflights Fare Finder

Customize your flight search to find flights from Santos Dumont 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 mai 1, 2025.
Use the filters below to find and compare flights from Rio de Janeiro Santos Dumont Airport to Buenos Aires that are best for you.

Fly from

Santos Dumont

Fly to

Buenos Aires

Route

Depart

Return

Price

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Mi 5/28

8:20 am-5:00 pm

1 stop8h 40m

Buenos Aires Jorge Newbery

Mi 6/4

10:55 pm-7:20 am

1 stop8h 25m

$231

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Mi 6/18

6:15 am-6:00 pm

2 stops11h 45m

Buenos Aires Jorge Newbery

Mi 6/25

10:55 pm-7:20 am

1 stop8h 25m

$330

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Mi 5/21

6:00 am-1:00 pm

1 stop7h 00m

Buenos Aires Jorge Newbery

Vi 5/23

3:40 am-4:50 pm

1 stop13h 10m

$398

Rio de JaneiroBuenos Aires

SDU - EZE

SDUEZE

Rio de Janeiro Santos Dumont

Jo 8/7

5:40 pm-1:00 pm

1 stop19h 20m

Buenos Aires Ministro Pistarini

Mi 8/13

3:40 am-2:05 pm

1 stop10h 25m

$423

Rio de JaneiroBuenos Aires

SDU - EZE

SDUEZE

Rio de Janeiro Santos Dumont

Jo 6/12

1:00 pm-8:25 pm

1 stop7h 25m

Buenos Aires Ministro Pistarini

Vi 6/20

9:55 pm-8:40 am

1 stop10h 45m

$432

Rio de JaneiroBuenos Aires

SDU - EZE

SDUEZE

Rio de Janeiro Santos Dumont

Mi 7/9

4:40 pm-12:50 am

1 stop8h 10m

Buenos Aires Ministro Pistarini

Vi 7/18

6:40 am-1:40 pm

1 stop7h 00m

$1,082

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Mi 5/28

5:35 pm-2:00 pm

2 stops20h 25m

$117

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Du 6/1

9:25 am-11:00 pm

1 stop13h 35m

$130

Rio de JaneiroBuenos Aires

SDU - EZE

SDUEZE

Rio de Janeiro Santos Dumont

Du 6/1

1:00 pm-9:30 pm

1 stop8h 30m

$147

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Du 5/18

3:05 pm-1:00 pm

1 stop21h 55m

$160

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 13 results
1
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Compare providers for flights from Santos Dumont 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 Santos Dumont to Buenos Aires in May.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Rio de Janeiro Santos Dumont Airport-Buenos Aires flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Rio de Janeiro Santos Dumont Airport-Buenos Aires flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Rio de Janeiro Santos Dumont Airport-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rio de Janeiro Santos Dumont Airport-Buenos Aires 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 Rio de Janeiro Santos Dumont Airport-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 Santos Dumont to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Santos Dumont 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 Rio de Janeiro Santos Dumont Airport to Buenos Aires

Rainfall in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buenos Aires ranges from 2.0 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. June is typically the driest time to visit Buenos Aires when rainfall is around 2.0 in.

Temperature in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January 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 51.8 F).

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 mai 1, 2025.
To help decide which airline to fly from Rio de Janeiro to Buenos Aires, see what other customers have to say about LATAM Airlines, GOL and Ethiopian Air. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.5
Good
1,767 reviews

Entertainment

7.0

Comfort

7.4

Crew

8.1

Overall

7.5

Food

6.7

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2025

COR - LIM

Always a great service. Better than Delta or American Airlines
LATAM Airlines
7.5
Good
1,767 reviews
LATAM Airlines
7.5
Good
1,767 reviews

Entertainment

7.0

Comfort

7.4

Crew

8.1

Overall

7.5

Food

6.7

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2025

COR - LIM

Always a great service. Better than Delta or American Airlines
GOL
7.3
Good
1,068 reviews
LATAM Airlines
7.5
Good
1,767 reviews

Entertainment

7.0

Comfort

7.4

Crew

8.1

Overall

7.5

Food

6.7

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2025

COR - LIM

Always a great service. Better than Delta or American Airlines
Ethiopian Air
7.2
Good
769 reviews
LATAM Airlines
7.5
Good
1,767 reviews

Entertainment

7.0

Comfort

7.4

Crew

8.1

Overall

7.5

Food

6.7

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2025

COR - LIM

Always a great service. Better than Delta or American Airlines

Related info for your journey

Find useful and relevant information for your journey from Santos Dumont to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Rio de Janeiro Santos Dumont Airport to Buenos Aires round-trip?

    Currently priced at $231, LATAM Airlines will fly you from Rio de Janeiro Santos Dumont Airport to Buenos Aires and back. In addition to LATAM Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on GOL for as low as $398. These flights start at 52% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Rio de Janeiro Santos Dumont Airport to Buenos Aires one-way?

    The cheapest airlines for a one-way flight from Rio de Janeiro Santos Dumont Airport to Buenos Aires are LATAM Airlines ($117), GOL ($160), and Ethiopian Air ($699).

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

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

  • How can I find direct flights from Santos Dumont to Buenos Aires?

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

  • Can I find deals for business class flights from Santos Dumont to Buenos Aires?

    Yes. Cheapflights offers flight deals from Santos Dumont 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 Rio de Janeiro Santos Dumont Airport to Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from Rio de Janeiro Santos Dumont Airport to Buenos Aires (average of $795). Flying from Rio de Janeiro Santos Dumont Airport to Buenos Aires in December is currently the most expensive (average of $1,260). 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

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Alternative routes for Santos Dumont to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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