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Cheap flights from Rio de Janeiro to Buenos Aires from £54

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rio de Janeiro to Buenos Aires departing on 10/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

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JetSMART Logo
08:05 - 11:30
GIG
-
AEP
3h 25mdirect
JetSMART Logo
04:15 - 07:10
AEP
-
GIG
2h 55mdirect
£154JetSMART
Wed, 13 May - Tue, 19 May
JetSMART Logo
10:45 - 14:13
GIG
-
EZE
3h 28mdirect
JetSMART Logo
06:29 - 09:25
EZE
-
GIG
2h 56mdirect
£154JetSMART
Thu, 9 Apr - Mon, 13 Apr
JetSMART Logo
08:05 - 11:30
GIG
-
AEP
3h 25mdirect
JetSMART Logo
15:55 - 18:50
AEP
-
GIG
2h 55mdirect
£155JetSMART
Wed, 27 May - Sat, 6 Jun
JetSMART Logo
10:45 - 14:13
GIG
-
EZE
3h 28mdirect
JetSMART Logo
05:24 - 08:20
EZE
-
GIG
2h 56mdirect
£155JetSMART
Thu, 9 Apr - Sun, 12 Apr
JetSMART Logo
08:05 - 11:30
GIG
-
AEP
3h 25mdirect
JetSMART Logo
15:55 - 18:50
AEP
-
GIG
2h 55mdirect
£160JetSMART
Mon, 25 May - Sat, 30 May
JetSMART Logo
10:45 - 14:13
GIG
-
EZE
3h 28mdirect
JetSMART Logo
06:29 - 09:25
EZE
-
GIG
2h 56mdirect
£160JetSMART
Thu, 9 Apr - Mon, 13 Apr
GOL Logo
06:00 - 09:20
GIG
-
AEP
3h 20mdirect
GOL Logo
14:30 - 17:30
AEP
-
GIG
3h 00mdirect
£181GOL
Sun, 15 Mar - Wed, 15 Apr
GOL Logo
09:40 - 13:00
GIG
-
EZE
3h 20mdirect
GOL Logo
18:30 - 21:25
EZE
-
GIG
2h 55mdirect
£181GOL
Sun, 15 Mar - Wed, 15 Apr
LATAM Airlines Logo
13:55 - 01:00
SDU
-
EZE
11h 05m
1 stop
LATAM Airlines Logo
16:45 - 13:10
EZE
-
SDU
20h 25m
1 stop
£295LATAM Airlines
Mon, 30 Mar - Thu, 2 Apr
GOL Logo
20:25 - 12:45
SDU
-
EZE
16h 20m
1 stop
GOL Logo
03:00 - 14:10
EZE
-
SDU
11h 10m
1 stop
£321GOL
Thu, 5 Mar - Sun, 8 Mar

British Airways flights from Rio de Janeiro to Buenos Aires

Our best British Airways deals on Rio de Janeiro to Buenos Aires flight tickets
British Airways
13 Mar
GIG08:25Rio de Janeiro–Galeão Intl
3h 20m
EZE11:45Buenos Aires Ministro Pistarini
16 Mar
EZE13:35Buenos Aires Ministro Pistarini
2h 55m
GIG16:30Rio de Janeiro–Galeão Intl
£214
British Airways
11 Mar
GIG08:25Rio de Janeiro–Galeão Intl
3h 20m
EZE11:45Buenos Aires Ministro Pistarini
15 Mar
EZE13:35Buenos Aires Ministro Pistarini
2h 55m
GIG16:30Rio de Janeiro–Galeão Intl
£216
British Airways
25 Feb
GIG08:25Rio de Janeiro–Galeão Intl
3h 20m
EZE11:45Buenos Aires Ministro Pistarini
9 Mar
EZE13:35Buenos Aires Ministro Pistarini
2h 55m
GIG16:30Rio de Janeiro–Galeão Intl
£217

JetSMART flights from Rio de Janeiro to Buenos Aires

Our best JetSMART deals on Rio de Janeiro to Buenos Aires flight tickets
JetSMART
13 May
GIG08:05Rio de Janeiro–Galeão Intl
3h 25m
AEP11:30Buenos Aires Jorge Newbery
19 May
AEP04:15Buenos Aires Jorge Newbery
2h 55m
GIG07:10Rio de Janeiro–Galeão Intl
£154
JetSMART
9 Apr
GIG10:45Rio de Janeiro–Galeão Intl
3h 28m
EZE14:13Buenos Aires Ministro Pistarini
14 Apr
EZE05:29Buenos Aires Ministro Pistarini
2h 56m
GIG08:25Rio de Janeiro–Galeão Intl
£155
JetSMART
9 Apr
GIG10:45Rio de Janeiro–Galeão Intl
3h 28m
EZE14:13Buenos Aires Ministro Pistarini
13 Apr
EZE06:29Buenos Aires Ministro Pistarini
2h 56m
GIG09:25Rio de Janeiro–Galeão Intl
£160

momondo 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, momondo users made 279,928 searches. Data last updated 16 January 2026.
Use the filters below to find and compare flights from Rio de Janeiro to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rio de JaneiroBuenos Aires

GIG - AEP

GIGAEP

Rio de Janeiro–Galeão Intl

Wed 13/5

08:05-11:30

Nonstop3h 25m

Buenos Aires Jorge Newbery

Tue 19/5

04:15-07:10

Nonstop2h 55m

£154

Rio de JaneiroBuenos Aires

GIG - EZE

GIGEZE

Rio de Janeiro–Galeão Intl

Thu 9/4

10:45-14:13

Nonstop3h 28m

Buenos Aires Ministro Pistarini

Mon 13/4

06:29-09:25

Nonstop2h 56m

£154

Rio de JaneiroBuenos Aires

GIG - AEP

GIGAEP

Rio de Janeiro–Galeão Intl

Wed 27/5

08:05-11:30

Nonstop3h 25m

Buenos Aires Jorge Newbery

Sat 6/6

15:55-18:50

Nonstop2h 55m

£155

Rio de JaneiroBuenos Aires

GIG - EZE

GIGEZE

Rio de Janeiro–Galeão Intl

Thu 9/4

10:45-14:13

Nonstop3h 28m

Buenos Aires Ministro Pistarini

Sun 12/4

05:24-08:20

Nonstop2h 56m

£155

Rio de JaneiroBuenos Aires

GIG - AEP

GIGAEP

Rio de Janeiro–Galeão Intl

Mon 25/5

08:05-11:30

Nonstop3h 25m

Buenos Aires Jorge Newbery

Sat 30/5

15:55-18:50

Nonstop2h 55m

£160

Rio de JaneiroBuenos Aires

GIG - EZE

GIGEZE

Rio de Janeiro–Galeão Intl

Thu 9/4

10:45-14:13

Nonstop3h 28m

Buenos Aires Ministro Pistarini

Mon 13/4

06:29-09:25

Nonstop2h 56m

£160

Rio de JaneiroBuenos Aires

GIG - AEP

GIGAEP

Rio de Janeiro–Galeão Intl

Sun 15/3

06:00-09:20

Nonstop3h 20m

Buenos Aires Jorge Newbery

Wed 15/4

14:30-17:30

Nonstop3h 00m

£181

Rio de JaneiroBuenos Aires

GIG - EZE

GIGEZE

Rio de Janeiro–Galeão Intl

Sun 15/3

09:40-13:00

Nonstop3h 20m

Buenos Aires Ministro Pistarini

Wed 15/4

18:30-21:25

Nonstop2h 55m

£181

Rio de JaneiroBuenos Aires

SDU - EZE

SDUEZE

Rio de Janeiro Santos Dumont

Mon 30/3

13:55-01:00

1 stop11h 05m

Buenos Aires Ministro Pistarini

Thu 2/4

16:45-13:10

1 stop20h 25m

£295

Rio de JaneiroBuenos Aires

SDU - EZE

SDUEZE

Rio de Janeiro Santos Dumont

Thu 5/3

20:25-12:45

1 stop16h 20m

Buenos Aires Ministro Pistarini

Sun 8/3

03:00-14:10

1 stop11h 10m

£321

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Rio de Janeiro to Buenos Aires

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Rio de Janeiro and Buenos Aires?

What is the cheapest month to fly to Buenos Aires?

In general, June is the cheapest month to fly from Rio de Janeiro to Buenos Aires. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £179. If you don’t want to visit Buenos Aires in June, then you should wait until August to fly from Rio de Janeiro, when ticket prices are also cheap, with an average price of £189.

What is the cheapest day to depart on your flight to Buenos Aires?

The cheapest day to depart on your flight to Buenos Aires is on a Wednesday when prices can be found for as low as £222. This is often the case because there is less demand to fly during this day of the week. On the other hand, Tuesday is the most expensive day to depart from Rio de Janeiro because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £319.

What is the cheapest time of day to depart on your flight to Buenos Aires?

Our most recent data shows that the best time of day to fly to Buenos Aires is in the morning. Flights from Rio de Janeiro to Buenos Aires during this time can be as low as £222. Flights to Buenos Aires are more costly at midday, with an average ticket price of £325. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Rio de Janeiro to Buenos Aires flight route?

Fly from Rio de Janeiro–Galeão Intl to Buenos Aires Jorge Newbery for the best Rio de Janeiro - Buenos Aires flight prices

How far in advance should I book a flight to Buenos Aires?

You are more likely to see cheaper flights to Buenos Aires from Rio de Janeiro when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around £226 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Rio de Janeiro for as low as £176 on momondo.

What cabin class options are available on Rio de Janeiro to Buenos Aires flights?

There are 3 cabin classes available to choose from on Rio de Janeiro to Buenos Aires flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Rio de Janeiro to Buenos Aires flight prices changed over time?

As of January 2026, prices for Rio de Janeiro to Buenos Aires flights are approximately 33% cheaper when compared to flights at the same time last year.

When to book flights from Rio de Janeiro to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from Rio de Janeiro to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Rio de Janeiro to Buenos Aires (RIO to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rio de Janeiro to Buenos Aires

Best price found

£37

Fastest flight time

3h 20m

Direct flights

Every day

Airports in Buenos Aires

2 airports
The best one-way flight to Buenos Aires from Rio de Janeiro in the past 72 hours is £37. The best return flight deal from Rio de Janeiro to Buenos Aires found on momondo in the last 72 hours is £316.
The fastest flight from Rio de Janeiro to Buenos Aires takes 3h 20m
Direct flights go from Rio de Janeiro to Buenos Aires every day.
There are 2 airports in Buenos Aires. From Rio de Janeiro there are direct flights to Buenos Aires Ministro Pistarini (EZE), Buenos Aires Jorge Newbery (AEP).
Search flight deals

  • How far is Rio de Janeiro to Buenos Aires by plane?

    Rio de Janeiro and Buenos Aires are 1221.5 mi apart from one another. A reasonable flight in good conditions will take 3h 20m.

  • When did momondo last update prices for flights from Rio de Janeiro to Buenos Aires?

    Prices for flights from Rio de Janeiro to Buenos Aires were last updated today.

  • How old do you have to be to fly from Rio de Janeiro to Buenos Aires?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rio de Janeiro to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The necessary travel and health documents for your Buenos Aires trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Rio de Janeiro to Buenos Aires?

Why use momondo?

Why should I use momondo to find a flight deal from Rio de Janeiro to Buenos Aires?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Rio de Janeiro to Buenos Aires for you.

Can I find flights from Rio de Janeiro to Buenos Aires with flexible booking policies on momondo?

Flights from Rio de Janeiro to Buenos Aires with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Rio de Janeiro to Buenos Aires?

Once all potential Rio de Janeiro to Buenos Aires flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Rio de Janeiro to Buenos Aires right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Rio de Janeiro to Buenos Aires flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport