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$107+ 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 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
SDU — BUE
Nov 5 — Nov 121
Wed 11/5
Wed 11/12
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 October 6, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$316
(OneTravel)

One-way from

$107
(Mytrip)

Popular in

August

Cheapest in

January

Average price

$392
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. 27% potential increase in price ($183 potential increase over avg. RT price).
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Cheapest flight prices on average. 10% potential price decrease ($46 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 6, 2025.

This OneTravel deal was found by Cheapflights users on 10/6. 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 11/206:25 pmSDU - EZE
1 stop8h 40mLATAM Airlines
Fri 11/212:25 amEZE - SDU
1 stop7h 10mLATAM Airlines
Deal found 10/6$316
This SmartFares deal was found by Cheapflights users on 10/6. 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.
Sun 11/169:45 amSDU - EZE
1 stop17h 20mLATAM Airlines
Mon 12/156:55 amEZE - SDU
1 stop6h 20mLATAM Airlines
Deal found 10/6$350
This Mytrip deal was found by Cheapflights users on 10/5. 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.
Fri 11/78:10 amSDU - AEP
1 stop7h 10mMultiple Airlines
Mon 11/108:40 amAEP - SDU
1 stop8h 00mMultiple Airlines
Deal found 10/5$353
This Trip.com deal was found by Cheapflights users on 10/6. 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.
Sun 11/169:35 amSDU - AEP
2 stops22h 25mGOL
Mon 12/159:00 amAEP - SDU
2 stops10h 35mGOL
Deal found 10/6$354
This SmartFares deal was found by Cheapflights users on 10/5. 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 11/77:10 amSDU - EZE
1 stop17h 50mLATAM Airlines
Mon 11/109:55 pmEZE - SDU
1 stop11h 30mLATAM Airlines
Deal found 10/5$363
This Mytrip deal was found by Cheapflights users on 10/5. 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 11/41:45 pmSDU - AEP
1 stop6h 45mMultiple Airlines
Tue 11/1110:05 amAEP - SDU
1 stop6h 40mMultiple Airlines
Deal found 10/5$363
This FlightHub deal was found by Cheapflights users on 10/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/162:00 pmSDU - AEP
1 stop7h 30mLATAM Airlines
Mon 12/1510:35 amAEP - SDU
1 stop7h 40mLATAM Airlines
Deal found 10/6$371
This FlightHub deal was found by Cheapflights users on 10/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/162:00 pmSDU - AEP
1 stop7h 30mLATAM Airlines
Sun 12/1412:40 pmAEP - SDU
1 stop8h 10mLATAM Airlines
Deal found 10/6$384
This Mytrip deal was found by Cheapflights users on 10/6. 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.
Wed 11/58:10 amSDU - AEP
1 stop7h 30mMultiple Airlines
Wed 11/128:00 pmAEP - SDU
1 stop11h 35mMultiple Airlines
Deal found 10/6$385
This SmartFares deal was found by Cheapflights users on 10/3. 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.
Mon 11/35:40 pmSDU - EZE
1 stop9h 25mLATAM Airlines
Sat 11/82:25 amEZE - SDU
1 stop10h 55mLATAM Airlines
Deal found 10/3$390
This Mytrip deal was found by Cheapflights users on 10/4. 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.
Mon 10/208:15 amSDU - EZE
1 stop14h 10mMultiple Airlines
Fri 10/2411:55 pmEZE - SDU
1 stop14h 25mMultiple Airlines
Deal found 10/4$391
This Kiwi.com deal was found by Cheapflights users on 10/6. 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.
Fri 12/121:45 pmSDU - AEP
1 stop9h 55mMultiple Airlines
Sun 12/218:55 amAEP - SDU
1 stop8h 50mMultiple Airlines
Deal found 10/6$399

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 October 6, 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 - EZE

SDUEZE

Rio de Janeiro Santos Dumont

Thu 11/20

6:25 pm-3:05 am

1 stop8h 40m

Buenos Aires Ministro Pistarini

Fri 11/21

2:25 am-9:35 am

1 stop7h 10m

$316

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Sun 11/16

9:35 am-8:00 am

2 stops22h 25m

Buenos Aires Jorge Newbery

Mon 12/15

9:00 am-7:35 pm

2 stops10h 35m

$354

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Tue 11/4

1:45 pm-8:30 pm

1 stop6h 45m

Buenos Aires Jorge Newbery

Tue 11/11

10:05 am-4:45 pm

1 stop6h 40m

$363

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Sun 11/16

6:50 am-5:00 pm

1 stop10h 10m

Buenos Aires Jorge Newbery

Mon 12/15

2:55 pm-1:15 pm

1 stop22h 20m

$363

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Sun 11/16

2:00 pm-9:30 pm

1 stop7h 30m

Buenos Aires Jorge Newbery

Sun 12/14

12:40 pm-8:50 pm

1 stop8h 10m

$384

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Wed 11/5

8:10 am-3:40 pm

1 stop7h 30m

Buenos Aires Jorge Newbery

Wed 11/12

8:00 pm-7:35 am

1 stop11h 35m

$385

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Fri 12/12

8:25 pm-12:40 pm

2 stops16h 15m

Buenos Aires Jorge Newbery

Sun 12/21

10:00 pm-9:45 am

2 stops11h 45m

$399

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Tue 10/28

8:45 am-9:30 pm

2 stops12h 45m

Buenos Aires Jorge Newbery

Thu 10/30

8:30 pm-10:45 am

2 stops14h 15m

$410

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Mon 10/20

10:25 am-7:30 pm

2 stops9h 05m

Buenos Aires Jorge Newbery

Thu 10/23

3:40 am-2:05 pm

1 stop10h 25m

$418

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Fri 12/12

8:25 am-5:00 pm

1 stop8h 35m

Buenos Aires Jorge Newbery

Sun 12/21

12:40 pm-8:20 pm

1 stop7h 40m

$419

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/5

Showing 1-10 of 36 results
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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 October.
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 Rio de Janeiro Santos Dumont Airport-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rio de Janeiro Santos Dumont Airport-Buenos Aires flight deals on Cheapflights vs. FlightHub >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 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 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
No data available for this route at this time. Please check back soon.

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.

  • How long is the flight from Rio de Janeiro Santos Dumont Airport to Buenos Aires?

    There are many flights that can get you from Rio de Janeiro Santos Dumont Airport to Buenos Aires in 8h 40m. Fly via LATAM Airlines or GOL to get the fastest option. Rio de Janeiro Santos Dumont Airport and Buenos Aires are separated by a distance of 1238 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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.

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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