Question 1

Why should I use momondo to find a flight deal to Buenos Aires?

Accepted Answer

Finding the right flight to Buenos Aires is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buenos Aires quick and easy, saving you time and money.

Question 2

Can I find flights to Buenos Aires with flexible booking policies on momondo?

Accepted Answer

Flights 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.

Question 3

How can momondo help me find flights to Buenos Aires?

Accepted Answer

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to Buenos Aires.

Question 4

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

Accepted Answer

Yes momondo offers price alerts on flights to Buenos Aires. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

Question 5

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

Accepted Answer

You are more likely to see cheaper flights to Buenos Aires from United Kingdom when booking 56 days ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around £970 when searching 56 days out. In the past 72 hours, momondo users found flights from United Kingdom to Buenos Aires for as low as £813.

Question 6

Is there an alternative airport near Buenos Aires?

Accepted Answer

Finding an alternative and possibly cheaper destination airport near Buenos Aires is possible. If you are planning a flight to Buenos Aires, consider booking flights to Buenos Aires Jorge Newbery Airport (4 mi from Buenos Aires city centre).

Question 7

Is there a cheaper alternative to flying into Buenos Aires?

Accepted Answer

The cheapest airport near Buenos Aires is typically Buenos Aires Jorge Newbery Airport, with an average price of £172/person. These prices vary based on where travellers are coming from. It is suggested that travellers looking to save money try momondo’s Airport-to-Airport Pricing Tool.

Question 8

Are there flights to Colegiales?

Accepted Answer

Yes, you can get a flight to Buenos Aires Jorge Newbery airport in Buenos Aires (2.2 mi from Colegiales).

Question 9

What’s the closest airport to Hipódromo de Palermo?

Accepted Answer

At 0.9 mi away, Buenos Aires Jorge Newbery airport in Buenos Aires is the closest to Hipódromo de Palermo.

Question 10

Which airlines fly to Buenos Aires?

Accepted Answer

British Airways, Lufthansa, Iberia and Air Europa are the most popular airlines that fly from United Kingdom to Buenos Aires on a routine basis, according to our data. You should be able to find flights to Buenos Aires with these airlines and other airlines flying from United Kingdom.

Question 11

KLM Flights to Buenos Aires

Accepted Answer

The most popular airline for flights to Buenos Aires on momondo is KLM, which operates 22 flights in this direction every week. Most depart out of Rio de Janeiro–Galeão Intl, with the best deal for KLM flights to Buenos Aires being £668 (round-trip, Birmingham to Buenos Aires, momondo searches within the last 72 hours). In 1,430 KLM reviews, it is rated 7.7 by momondo users.

Question 12

Finnair Flights to Buenos Aires

Accepted Answer

Another popular choice for flights to Buenos Aires is Finnair (7.6/10, 1,336 reviews). Most Finnair flights landing in Buenos Aires will be arriving from Madrid Barajas, but there are 22 Finnair flights to Buenos Aires from all departure points globally so prices can vary significantly. The best Finnair deal found on momondo this week was £739 (London Heathrow to Buenos Aires, round-trip).

Question 13

When did momondo last update prices for flights to Buenos Aires?

Accepted Answer

Prices for flights to Buenos Aires are updated daily.

Question 14

How many operators does momondo search for flights to Buenos Aires?

Accepted Answer

As of December 2025, there are 14 operators available to choose from for flights to Buenos Aires.

Question 15

How old do you have to be to fly to Buenos Aires?

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Buenos Aires.

Question 16

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

Accepted Answer

The required travel and health documents for your Buenos Aires trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buenos Aires. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Question 17

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

Accepted Answer

Our most recent data shows that the best time of day to fly to Buenos Aires is in the afternoon. Flights from United Kingdom to Buenos Aires during this time can be as low as £825. Flights to Buenos Aires are more costly in the evening, with an average ticket price of £1,072. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Question 18

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

Accepted Answer

The cheapest day to depart on your flight to Buenos Aires is on a Monday when prices can be found for as low as £997. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,158.

Question 19

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

Accepted Answer

You are more likely to see cheaper flights to Buenos Aires from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around £1,029 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 United Kingdom for as low as £864 on momondo.

Question 20

What is the cheapest month to fly to Buenos Aires?

Accepted Answer

In general, September is the cheapest month to fly from United Kingdom to Buenos Aires. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £860. If you don’t want to visit Buenos Aires in September, then you should wait until January to fly from United Kingdom, when ticket prices are also cheap, with an average price of £884.

Question 21

How long does it take to fly to Buenos Aires?

Accepted Answer

Flight times from United Kingdom to Buenos Aires vary, but if you’re flying out of London Heathrow and flying into Buenos Aires Ministro Pistarini (one of the most popular routes), then the duration is 16h 45m on average. Another popular route from United Kingdom to Buenos Aires is flying from Manchester to Buenos Aires Ministro Pistarini, which will take roughly 17h 20m. Keep in mind that layovers or delays could extend your travel time.

Question 22

What is the absolute cheapest flight to Buenos Aires?

Accepted Answer

£33 is the cheapest deal found on momondo in the last two weeks for a flight to Buenos Aires. This flight is from Mendoza and is 81% cheaper than most flights to Buenos Aires. To find the cheapest price to Buenos Aires from your area, use momondo’s Airport-to-Airport Pricing Tool.

CHEAPEST MONTH TO FLY TO BUENOS AIRES FROM LONDON HEATHROW AIRPORT	February	12% cheaper	Flying from London Heathrow Airport to Buenos Aires costs on average just £881 in February
MOST EXPENSIVE MONTH TO FLY TO BUENOS AIRES FROM LONDON HEATHROW AIRPORT	December	40% more expensive	It costs about £1,394 for flights to Buenos Aires from London Heathrow Airport in December
MOST POPULAR MONTH TO FLY TO BUENOS AIRES FROM LONDON HEATHROW AIRPORT	December	451% more users visited	More momondo users searched in flights to Buenos Aires from London Heathrow Airport in December than any other month

Best One-Way Price	£419
Best Round-Trip Price	£754
Fastest flight time	22h 15m
Popular in	December

£419 Cheap flights to Buenos Aires

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Buenos Aires departing on 5/4. 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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What is the cheapest month to fly to Buenos Aires?

What is the absolute cheapest flight to Buenos Aires?

£33 is the cheapest deal found on momondo in the last two weeks for a flight to Buenos Aires. This flight is from Mendoza and is 81% cheaper than most flights to Buenos Aires. To find the cheapest price to Buenos Aires from your area, use momondo’s Airport-to-Airport Pricing Tool.

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

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

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Frequently asked questions about flying to Buenos Aires

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

Is there an alternative airport near Buenos Aires?

Is there a cheaper alternative to flying into Buenos Aires?

Are there flights to Colegiales?

What’s the closest airport to Hipódromo de Palermo?

When did momondo last update prices for flights to Buenos Aires?

How many operators does momondo search for flights to Buenos Aires?

How old do you have to be to fly to Buenos Aires?

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

Why use momondo?

Why should I use momondo to find a flight deal to Buenos Aires?

Can I find flights to Buenos Aires with flexible booking policies on momondo?

How can momondo help me find flights to Buenos Aires?

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

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