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Cheap flights from Rio de Janeiro, Brazil to Buenos Aires from £103

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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
RIO — BUE
5 Apr — 12 Apr1
1 adult

Cheapflights Tip: 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 Thursday or Tuesday and return on a Saturday

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 31 March 2025.

Round-trip from

£199

One-way from

£103

Popular in

November

Cheapest in

June

Average price

£267

Good one-way deal

£68 or less
GOL
  • GOL
  • 26/6-2/7
  • Nonstop
  • 6h 25m total
  • Rio de Janeiro to Buenos Aires
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GOL
  • GOL
  • 8/8
  • 2 total stops
  • 46h 05m total
  • Rio de Janeiro to Buenos Aires
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Highest demand for flights based on searches. 7% potential increase in price (£16 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£7 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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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 31 March 2025.

Thu 26/622:10GIG - AEP
Nonstop3h 30mGOL
Wed 2/700:20AEP - GIG
Nonstop2h 55mGOL
Deal found 31/3£199
Mon 2/607:55GIG - EZE
Nonstop3h 30mGOL
Mon 9/612:25EZE - GIG
Nonstop2h 55mGOL
Deal found 31/3£199
Wed 21/503:05GIG - AEP
Nonstop3h 25mMultiple Airlines
Wed 28/514:30AEP - GIG
Nonstop2h 55mMultiple Airlines
Deal found 30/3£209
Thu 24/407:15GIG - EZE
Nonstop3h 20mBritish Airways
Mon 28/412:15EZE - GIG
Nonstop2h 50mBritish Airways
Deal found 30/3£267
Sat 25/1017:40GIG - EZE
Nonstop3h 25mEmirates
Sat 29/1123:00EZE - GIG
Nonstop2h 45mEmirates
Deal found 30/3£274
Thu 22/511:30GIG - EZE
2 stops11h 57mLATAM Airlines
Wed 28/512:58EZE - GIG
1 stop9h 32mLATAM Airlines
Deal found 30/3£304
Tue 2/917:40SDU - EZE
1 stop19h 20mGOL
Wed 1/1003:40EZE - SDU
1 stop10h 25mGOL
Deal found 31/3£359
Thu 22/507:55SDU - EZE
1 stop6h 35mMultiple Airlines
Wed 28/516:35EZE - SDU
1 stop16h 05mMultiple Airlines
Deal found 30/3£371
Thu 22/520:20SDU - EZE
2 stops15h 37mLATAM Airlines
Wed 28/519:13EZE - SDU
2 stops14h 22mLATAM Airlines
Deal found 30/3£416

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 31 March 2025.
Use the filters below to find and compare flights from Rio de Janeiro to Buenos Aires that are best for you.

Fly from

Rio de Janeiro

Fly to

Buenos Aires

Route

Depart

Return

Price

Rio de JaneiroBuenos Aires

GIG - AEP

GIGAEP

Rio de Janeiro–Galeão Intl

Thu 26/6

22:10-01:40

Nonstop3h 30m

Buenos Aires Jorge Newbery

Wed 2/7

00:20-03:15

Nonstop2h 55m

£199

Rio de JaneiroBuenos Aires

GIG - EZE

GIGEZE

Rio de Janeiro–Galeão Intl

Mon 2/6

07:55-11:25

Nonstop3h 30m

Buenos Aires Ministro Pistarini

Mon 9/6

12:25-15:20

Nonstop2h 55m

£199

Rio de JaneiroBuenos Aires

GIG - AEP

GIGAEP

Rio de Janeiro–Galeão Intl

Wed 21/5

03:05-06:30

Nonstop3h 25m

Buenos Aires Jorge Newbery

Wed 28/5

14:30-17:25

Nonstop2h 55m

£209

Rio de JaneiroBuenos Aires

GIG - EZE

GIGEZE

Rio de Janeiro–Galeão Intl

Thu 24/4

07:15-10:35

Nonstop3h 20m

Buenos Aires Ministro Pistarini

Mon 28/4

12:15-15:05

Nonstop2h 50m

£267

Rio de JaneiroBuenos Aires

GIG - EZE

GIGEZE

Rio de Janeiro–Galeão Intl

Wed 2/7

17:20-20:45

Nonstop3h 25m

Buenos Aires Ministro Pistarini

Sun 6/7

22:15-01:00

Nonstop2h 45m

£279

Rio de JaneiroBuenos Aires

GIG - EZE

GIGEZE

Rio de Janeiro–Galeão Intl

Thu 22/5

11:30-23:27

2 stops11h 57m

Buenos Aires Ministro Pistarini

Wed 28/5

12:58-22:30

1 stop9h 32m

£304

Rio de JaneiroBuenos Aires

SDU - EZE

SDUEZE

Rio de Janeiro Santos Dumont

Tue 2/9

17:40-13:00

1 stop19h 20m

Buenos Aires Ministro Pistarini

Wed 1/10

03:40-14:05

1 stop10h 25m

£359

Rio de JaneiroBuenos Aires

SDU - EZE

SDUEZE

Rio de Janeiro Santos Dumont

Thu 22/5

07:55-14:30

1 stop6h 35m

Buenos Aires Ministro Pistarini

Wed 28/5

16:35-08:40

1 stop16h 05m

£371

Rio de JaneiroBuenos Aires

SDU - EZE

SDUEZE

Rio de Janeiro Santos Dumont

Thu 22/5

20:20-11:57

2 stops15h 37m

Buenos Aires Ministro Pistarini

Wed 28/5

19:13-09:35

2 stops14h 22m

£416

Rio de JaneiroBuenos Aires

GIG - EZE

GIGEZE

Rio de Janeiro–Galeão Intl

Fri 8/8

23:25-21:30

2 stops46h 05m

£103

Flights are sorted by cheapest return flights first.

Deals found on 31/3

Showing 1-10 of 20 results
1
2

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 return 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 to Buenos Aires

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 return flight from Rio de Janeiro to Buenos Aires. Price data was last updated on 28 March 2025.

The price you pay for your flight from Rio de Janeiro to Buenos Aires may vary depending on when you book. For the best chance of a lower fare, look to book 80 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Rio de Janeiro to Buenos Aires?

Currently, June is the cheapest month in which you can book a flight from Rio de Janeiro to Buenos Aires (average of £979). Flying from Rio de Janeiro to Buenos Aires in December is currently the most expensive (average of £1,250). 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 31 March 2025.

It’s typically best to fly out from Rio de Janeiro to Buenos Aires in the afternoon. Doing so could potentially save you 19% on the flight price compared to flying in the morning, which is usually more expensive.

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 31 March 2025.

The most flights from RIO to BUE are scheduled on a Sunday (30 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (7 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 50.0 - 100.0 inches per month. January is typically the wettest month, when rainfall can reach 100.0 mm. June is typically the driest time to visit Buenos Aires when rainfall is around 50.0 mm.

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 25.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 11.0 C).

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 31 March 2025.
Get a feel of what it's like to fly with Emirates, LATAM Airlines and GOL from Rio de Janeiro to Buenos Aires by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.0
Very Good
3,192 reviews
Check prices

Entertainment

8.2

Food

7.8

Crew

8.3

Comfort

8.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.
Emirates
8.0
Very Good
3,192 reviews
Emirates
8.0
Very Good
3,192 reviews
Check prices

Entertainment

8.2

Food

7.8

Crew

8.3

Comfort

8.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.
LATAM Airlines
7.5
Good
1,754 reviews
Emirates
8.0
Very Good
3,192 reviews
Check prices

Entertainment

8.2

Food

7.8

Crew

8.3

Comfort

8.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.
GOL
7.3
Good
1,053 reviews
Emirates
8.0
Very Good
3,192 reviews
Check prices

Entertainment

8.2

Food

7.8

Crew

8.3

Comfort

8.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.
Ethiopian Air
7.2
Good
764 reviews
Emirates
8.0
Very Good
3,192 reviews
Check prices

Entertainment

8.2

Food

7.8

Crew

8.3

Comfort

8.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.
Avianca
6.7
Okay
2,301 reviews
Emirates
8.0
Very Good
3,192 reviews
Check prices

Entertainment

8.2

Food

7.8

Crew

8.3

Comfort

8.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.

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?

    Flying on GOL is currently your cheapest option to Buenos Aires, with prices starting at £199. Additional return tickets that might be worth considering are offered by British Airways and Emirates, with the lowest prices starting at £267 and £279, respectively. You may be able to fly from Rio de Janeiro to Buenos Aires for 23% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is GOL, with whom users have recently found tickets for as low as £103. However, be on the lookout for offers from British Airways and LATAM Airlines, as they are both options that can get you from Rio de Janeiro to Buenos Aires for a low price.

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

    Most travelers choose Rio de Janeiro–Galeão Intl - Buenos Aires Ministro Pistarini, Rio de Janeiro–Galeão Intl - Buenos Aires Jorge Newbery or Rio de Janeiro Santos Dumont - Buenos Aires Ministro Pistarini when deciding on the best route from Rio de Janeiro to Buenos Aires.

  • What are the most reliable airlines from Rio de Janeiro to Buenos Aires?

    Consider Emirates (95%), British Airways (95%) or GOL (80%) when booking your flight. These represent the most reliable airlines when flying from Rio de Janeiro to Buenos Aires.

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

    Looking for the cheapest flight from Rio de Janeiro to Buenos Aires? While on average our users pay £284, our data indicates the cheapest price to be £167. The most popular route (Rio de Janeiro–Galeão Intl - Buenos Aires Ministro Pistarini), is priced around £326.

  • 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 holiday 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, June is the cheapest month in which you can book a flight from Rio de Janeiro to Buenos Aires (average of £979). Flying from Rio de Janeiro to Buenos Aires in December is currently the most expensive (average of £1,250). 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

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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 Ministro Pistarini flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Rio de Janeiro to Buenos Aires?

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Why should you use Cheapflights to find cheap flight tickets from Rio de Janeiro to Buenos Aires?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Rio de Janeiro to Buenos Aires.

Can Cheapflights find flights from Rio de Janeiro to Buenos Aires with no change fees?

Yes, we can. To see specific flights from Rio de Janeiro to Buenos Aires with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Rio de Janeiro to Buenos Aires become cheaper?

Yes! Start tracking prices for Rio de Janeiro to Buenos Aires flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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