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$110+ Cheap flights from Rio de Janeiro, Brazil (RIO) 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 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
RIO — BUE
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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The best prices from Rio de Janeiro to Buenos Aires are usually found in June or May, booked 80 days in advance, depart on a Wednesday or Monday and return on a Thursday

Cheap flight deals from Rio de Janeiro to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Rio de Janeiro (RIO) 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 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$308
(Mytrip)

One-way from

$110
(Booking.com)

Popular in

November

Cheapest in

June

Average price

$370

Good round-trip deal

$147 or less

Good one-way deal

$135 or less
Provider with most accurate pricing for Rio de Janeiro (RIO)-Buenos Aires (BUE) flight deals.
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Provider most trusted by Cheapflights users for Rio de Janeiro (RIO)-Buenos Aires (BUE) flights.
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From Rio de Janeiro (RIO) to Buenos Aires (BUE)
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One-way flight from Rio de Janeiro (RIO) to Buenos Aires (BUE)
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Highest demand for flights based on searches. 9% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Price to beat on a round-trip flight from Rio de Janeiro (RIO) to Buenos Aires (BUE).
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Price to beat on a one-way flight from Rio de Janeiro (RIO) to Buenos Aires (BUE).
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Find flight deals from Rio de Janeiro to Buenos Aires

Cheapest flights from Rio de Janeiro to Buenos Aires
Explore the most affordable flight options available from Rio de Janeiro to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Mytrip deal was found by Cheapflights users on 1/19. 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 3/2110:00 amGIG - EZE
Nonstop3h 21mJetSMART
Fri 3/286:06 amEZE - GIG
Nonstop3h 04mJetSMART
Deal found 1/19$308
This Booking.com deal was found by Cheapflights users on 1/21. 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.
Sun 5/256:30 pmGIG - AEP
1 stop15h 00mJetSMART
Tue 5/273:26 pmAEP - GIG
Nonstop3h 04mJetSMART
Deal found 1/21$311
This GOL deal was found by Cheapflights users on 1/19. 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.
Fri 8/83:45 pmGIG - AEP
1 stop5h 15mGOL
Fri 8/223:50 pmAEP - GIG
Nonstop2h 55mGOL
Deal found 1/19$313
This GOL deal was found by Cheapflights users on 1/19. 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.
Thu 10/97:55 amGIG - EZE
Nonstop3h 30mGOL
Mon 10/133:40 amEZE - GIG
1 stop13h 55mGOL
Deal found 1/19$313
This Booking.com deal was found by Cheapflights users on 1/21. 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.
Sat 11/81:05 amGIG - AEP
Nonstop3h 25mAerolineas Argentinas
Sat 11/159:00 pmAEP - GIG
Nonstop2h 55mAerolineas Argentinas
Deal found 1/21$319
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 3/219:15 pmGIG - EZE
2 stops15h 05mMultiple Airlines
Fri 3/285:01 amEZE - GIG
Nonstop3h 04mMultiple Airlines
Deal found 1/19$319
This Mytrip deal was found by Cheapflights users on 1/21. 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 5/241:05 amGIG - AEP
Nonstop3h 25mMultiple Airlines
Tue 5/272:30 pmAEP - GIG
Nonstop2h 55mMultiple Airlines
Deal found 1/21$321
This Booking.com deal was found by Cheapflights users on 1/21. 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.
Sun 11/96:15 pmGIG - EZE
Nonstop3h 25mFlybondi
Sat 11/156:20 amEZE - GIG
Nonstop2h 55mFlybondi
Deal found 1/21$323
This FlightHub deal was found by Cheapflights users on 1/21. 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.
Wed 5/2110:05 amGIG - AEP
Nonstop3h 25mFlybondi
Wed 6/112:30 pmAEP - GIG
Nonstop2h 55mFlybondi
Deal found 1/21$326
This Emirates deal was found by Cheapflights users on 1/21. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/185:40 pmGIG - EZE
Nonstop3h 25mEmirates
Mon 4/2110:40 pmEZE - GIG
Nonstop2h 45mEmirates
Deal found 1/21$348
This British Airways deal was found by Cheapflights users on 1/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/77:15 amGIG - EZE
Nonstop3h 20mBritish Airways
Mon 4/1412:15 pmEZE - GIG
Nonstop2h 50mBritish Airways
Deal found 1/20$351
This OneTravel deal was found by Cheapflights users on 1/21. 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.
Tue 4/17:45 pmSDU - AEP
1 stop16h 15mLATAM Airlines
Tue 4/810:55 pmAEP - SDU
1 stop8h 15mLATAM Airlines
Deal found 1/21$393

Find flights from Rio de Janeiro to Buenos Aires within your budget

Customize your flight search to find flights from Rio de Janeiro 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 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Rio de JaneiroBuenos Aires

GIG - EZE

GIGEZE

Rio de Janeiro–Galeão Intl

Fri 3/21

10:00 am-1:21 pm

Nonstop3h 21m

Buenos Aires Ministro Pistarini

Fri 3/28

6:06 am-9:10 am

Nonstop3h 04m

$308

Rio de JaneiroBuenos Aires

GIG - AEP

GIGAEP

Rio de Janeiro–Galeão Intl

Sun 5/25

6:30 pm-9:30 am

1 stop15h 00m

Buenos Aires Jorge Newbery

Tue 5/27

3:26 pm-6:30 pm

Nonstop3h 04m

$311

Rio de JaneiroBuenos Aires

GIG - AEP

GIGAEP

Rio de Janeiro–Galeão Intl

Fri 5/16

3:55 pm-2:20 am

1 stop10h 25m

Buenos Aires Jorge Newbery

Fri 5/23

3:00 pm-5:55 pm

Nonstop2h 55m

$313

Rio de JaneiroBuenos Aires

GIG - EZE

GIGEZE

Rio de Janeiro–Galeão Intl

Fri 5/23

7:55 am-11:25 am

Nonstop3h 30m

Buenos Aires Ministro Pistarini

Wed 5/28

3:40 am-10:35 pm

1 stop18h 55m

$313

Rio de JaneiroBuenos Aires

GIG - EZE

GIGEZE

Rio de Janeiro–Galeão Intl

Fri 3/21

9:15 pm-12:20 pm

2 stops15h 05m

Buenos Aires Ministro Pistarini

Fri 3/28

5:01 am-8:05 am

Nonstop3h 04m

$319

Rio de JaneiroBuenos Aires

GIG - AEP

GIGAEP

Rio de Janeiro–Galeão Intl

Sat 5/24

1:05 am-4:30 am

Nonstop3h 25m

Buenos Aires Jorge Newbery

Tue 5/27

2:30 pm-5:25 pm

Nonstop2h 55m

$321

Rio de JaneiroBuenos Aires

GIG - AEP

GIGAEP

Rio de Janeiro–Galeão Intl

Wed 5/21

10:05 am-1:30 pm

Nonstop3h 25m

Buenos Aires Jorge Newbery

Wed 6/11

2:30 pm-5:25 pm

Nonstop2h 55m

$326

Rio de JaneiroBuenos Aires

GIG - EZE

GIGEZE

Rio de Janeiro–Galeão Intl

Wed 5/21

6:15 pm-9:40 pm

Nonstop3h 25m

Buenos Aires Ministro Pistarini

Wed 6/11

6:20 am-9:15 am

Nonstop2h 55m

$337

Rio de JaneiroBuenos Aires

GIG - EZE

GIGEZE

Rio de Janeiro–Galeão Intl

Fri 4/18

5:40 pm-9:05 pm

Nonstop3h 25m

Buenos Aires Ministro Pistarini

Mon 4/21

10:40 pm-1:25 am

Nonstop2h 45m

$348

Rio de JaneiroBuenos Aires

GIG - EZE

GIGEZE

Rio de Janeiro–Galeão Intl

Mon 4/7

7:15 am-10:35 am

Nonstop3h 20m

Buenos Aires Ministro Pistarini

Mon 4/14

12:15 pm-3:05 pm

Nonstop2h 50m

$351

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 42 results
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Compare providers for flights from Rio de Janeiro 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 Rio de Janeiro to Buenos Aires in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust 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-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-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rio de Janeiro-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rio de Janeiro-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-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 Rio de Janeiro to Buenos Aires

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

Travel insights for flights from Rio de Janeiro to Buenos Aires

Get recent, data-driven insights about flights from Rio de Janeiro to Buenos Aires including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Rio de Janeiro to Buenos Aires?

Use this chart to determine the optimal time to book a round-trip flight from Rio de Janeiro to Buenos Aires. Price data was last updated on January 17, 2025.

Booking 80 days in advance of your planned departure date is, on average, the best time to get cheap flights from Rio de Janeiro 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 Rio de Janeiro to Buenos Aires?

Currently, April is the cheapest month in which you can book a flight from Rio de Janeiro to Buenos Aires (average of $795). Flying from Rio de Janeiro 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.

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

Find hourly flight availability from Rio de Janeiro 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 21, 2025.

A simple way to save on the total cost of your ticket is to fly from Rio de Janeiro to Buenos Aires in the morning. If you’re flexible enough to do this you can expect to save up to 11% on your trip compared to booking a flight at noon.

Weekly flight availability from Rio de Janeiro to Buenos Aires

Explore weekly flight availability from Rio de Janeiro 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 21, 2025.

The most flights from RIO to BUE are scheduled on a Monday (28 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (12 on average).

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 January 21, 2025.
See what other customers who have flown with JetSMART, Emirates and British Airways from Rio de Janeiro to Buenos Aires have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,358 reviews

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Overall

8.1

Reviews

1 / 10

Good although thete was 2 hours delay in the flight but still is good 😊

Emirates
8.1
Very good
3,358 reviews
Emirates
8.1
Very good
3,358 reviews

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Overall

8.1

Reviews

1 / 10

Good although thete was 2 hours delay in the flight but still is good 😊

Aerolineas Argentinas
8.0
Very good
873 reviews
Emirates
8.1
Very good
3,358 reviews

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Overall

8.1

Reviews

1 / 10

Good although thete was 2 hours delay in the flight but still is good 😊

LATAM Airlines
7.5
Good
1,858 reviews
Emirates
8.1
Very good
3,358 reviews

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Overall

8.1

Reviews

1 / 10

Good although thete was 2 hours delay in the flight but still is good 😊

GOL
7.3
Good
1,091 reviews
Emirates
8.1
Very good
3,358 reviews

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Overall

8.1

Reviews

1 / 10

Good although thete was 2 hours delay in the flight but still is good 😊

Ethiopian Air
7.2
Good
775 reviews
Emirates
8.1
Very good
3,358 reviews

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Overall

8.1

Reviews

1 / 10

Good although thete was 2 hours delay in the flight but still is good 😊

Related info for your journey

Find useful and relevant information for your journey from Rio de Janeiro 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 to Buenos Aires round-trip?

    Cheapflights users have booked flights from Rio de Janeiro to Buenos Aires round-trip from $308. Other airlines that can offer you cheap pricing are GOL, from $313, and Flybondi, from $326. JetSMART is priced at 6% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for Flybondi. According to our data, you can fly for as low as $110. Users have also found prices from $111 and $112 on GOL and JetSMART, respectively.

  • What are the most popular routes from Rio de Janeiro to Buenos Aires?

    The most popular flight routes from Rio de Janeiro to Buenos Aires are Rio de Janeiro–Galeão Intl - Buenos Aires Jorge Newbery, Rio de Janeiro–Galeão Intl - Buenos Aires Ministro Pistarini and Rio de Janeiro Santos Dumont - Buenos Aires Jorge Newbery.

  • What are the most reliable airlines from Rio de Janeiro 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 Rio de Janeiro to Buenos Aires on time: Air France (100%), Emirates (86%), KLM (86%).

  • What are the cheapest flights from Rio de Janeiro to Buenos Aires?

    Looking at all options, your cheapest flight can be booked for $110. While the most popular route (Rio de Janeiro–Galeão Intl - Buenos Aires Jorge Newbery) can be booked for $265 on average our data indicates $358 when flying from Rio de Janeiro to Buenos Aires.

  • Can I find deals for flights from Rio de Janeiro to Buenos Aires that include hotel bookings?

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

  • How can I find direct flights from Rio de Janeiro to Buenos Aires?

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

  • Can I find deals for business class flights from Rio de Janeiro to Buenos Aires?

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

    Currently, April is the cheapest month in which you can book a flight from Rio de Janeiro to Buenos Aires (average of $795). Flying from Rio de Janeiro 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 Rio de Janeiro to Buenos Aires

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

Top 6 airlines flying from Rio de Janeiro to Buenos Aires

Discover the top 6 airlines that operate flights from Rio de Janeiro 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 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
FlybondiCheapest$212Average$302FlexibilityNo cancel feeOn-timeN/A
JetSMARTCheapest$213Average$276FlexibilityNo cancel feeOn-timeN/A
JetSMARTCheapest$237Average$253FlexibilityNo cancel feeOn-timeN/A
GOLCheapest$265Average$331FlexibilityNo cancel feeOn-time74%
Aerolineas ArgentinasCheapest$282Average$407FlexibilityNo cancel feeOn-time59%
British AirwaysCheapest$324Average$351FlexibilityNo cancel feeOn-time70%
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