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Not ready to book? to track prices.Find the cheapest flights from Rio de Janeiro to Buenos Aires
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British Airways flights from Rio de Janeiro to Buenos Aires
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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 £186. If you don’t want to visit Buenos Aires in June, then you should wait until May to fly from Rio de Janeiro, when ticket prices are also cheap, with an average price of £192.
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 Saturday when prices can be found for as low as £231. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday 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 £351.
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 afternoon. Flights from Rio de Janeiro to Buenos Aires during this time can be as low as £226. Flights to Buenos Aires are more costly in the evening, with an average ticket price of £262. Departure times in the evening 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 £256 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 £207 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 many flights depart from Rio de Janeiro to Buenos Aires on average per day?
22 flights are operational daily from Rio de Janeiro to Buenos Aires as of June 2025. The most popular departure time for this route is 20:00, with 44% of flights per day taking off at midday.
How many flights depart from Rio de Janeiro to Buenos Aires on average per week?
As of June 2025, there are 156 flights per week flying from Rio de Janeiro to Buenos Aires. The most common day of the week flights depart is Sun, with 19% of flights taking off on this day.
When to book flights from Rio de Janeiro to Buenos Aires
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 | £50 |
|---|---|
Fastest flight time | 3h 20m |
Direct flights | Every day |
Airports in Buenos Aires | 2 airports |
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?
momondo data reveals that the most frequently booked plane model on the route from Rio de Janeiro to Buenos Aires is Boeing 737-800, representing 38.37% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 20.02%, Airbus A320-100/200 at 18.33%, and Boeing 777 at 9.71%.
What is the most popular airline from Rio de Janeiro to Buenos Aires?
momondo data reveals that the most frequently booked airline on the route from Rio de Janeiro to Buenos Aires is Aerolineas Argentinas, representing 72% of all bookings. The subsequent popular airline is Flybondi at 28%.
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.