Find flights
Airlines

$1,164+ Cheap flights to Buenos Aires

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 16/2. Fares are subject to change and may not be available on all flights or dates of travel.
— BUE
26 Dec — 2 Jan1
1 adult
1 adult, Economy, 0 bags

Find flight deals to Buenos Aires

Enter your travel dates to find the best prices.

Cheapest flights to Buenos Aires
Explore the most affordable flight options available to Buenos Aires. Find the lowest fares based on data from user searches, with prices last updated on 26 November 2025.

Wed 3/1211:20SYD - EZE
2 stops34h 45mAmerican Airlines
Tue 3/322:25EZE - SYD
2 stops44h 35mAmerican Airlines
Deal found 25/11$2,316
Tue 2/1212:20SYD - EZE
1 stop20h 23mMultiple Airlines
Tue 9/1206:40EZE - SYD
1 stop21h 00mMultiple Airlines
Deal found 25/11$2,323
Mon 8/1209:55SYD - EZE
1 stop20h 35mMultiple Airlines
Thu 25/1202:00EZE - SYD
1 stop23h 05mMultiple Airlines
Deal found 24/11$2,353
Tue 2/1212:20SYD - AEP
1 stop20h 20mMultiple Airlines
Tue 9/1205:45AEP - SYD
1 stop21h 55mMultiple Airlines
Deal found 25/11$2,368
Tue 9/1211:10SYD - AEP
1 stop22h 30mLATAM Airlines
Fri 12/1208:50AEP - SYD
1 stop31h 25mLATAM Airlines
Deal found 25/11$2,463
Sun 30/1111:10SYD - EZE
1 stop21h 33mLATAM Airlines
Sat 14/219:43EZE - SYD
2 stops23h 17mLATAM Airlines
Deal found 26/11$2,720
Sun 7/1219:15SYD - EZE
1 stop35h 15mMultiple Airlines
Thu 25/1202:00EZE - SYD
1 stop23h 05mMultiple Airlines
Deal found 24/11$2,757
Fri 5/1211:20SYD - EZE
2 stops37h 20mAmerican Airlines
Sat 10/123:59EZE - SYD
2 stops40h 56mAmerican Airlines
Deal found 25/11$2,777
Wed 10/1211:10SYD - AEP
1 stop17h 30mLATAM Airlines
Wed 31/1208:50AEP - SYD
1 stop31h 25mLATAM Airlines
Deal found 24/11$2,781
Thu 4/1211:20SYD - EZE
2 stops35h 50mAmerican Airlines
Sat 27/1222:30EZE - SYD
2 stops41h 40mAmerican Airlines
Deal found 24/11$2,802
Tue 9/1211:10SYD - EZE
1 stop21h 33mMultiple Airlines
Thu 11/1202:00EZE - SYD
1 stop41h 10mMultiple Airlines
Deal found 25/11$2,809
Mon 8/1211:20SYD - EZE
2 stops36h 55mAmerican Airlines
Thu 8/121:40EZE - SYD
3 stops44h 35mAmerican Airlines
Deal found 25/11$2,826

Flights to Buenos Aires in 2025

Find the latest flights to Buenos Aires in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 26 November 2025.

Return from

$2,107

One-way from

$1,164

Popular in

December

Cheapest in

May

Average price

$2,512
LATAM Airlines
  • LATAM Airlines
  • 9/4-25/4
  • 4 total stops
  • 65h 55m total
  • Sydney to Buenos Aires
Search Deals
LATAM Airlines
  • LATAM Airlines
  • 11/2
  • 2 total stops
  • 20h 40m total
  • Sydney to Buenos Aires
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($314 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($70 potential savings vs. average return price).
Search Deals
Average for return flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Locate flights to Buenos Aires that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 26 November 2025.
Use the filters below to find and compare flights to Buenos Aires that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Fri 10/4

11:10-19:40

1 stop21h 30m

Buenos Aires Jorge Newbery

Fri 1/5

20:05-06:15

2 stops45h 10m

$2,107

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Sun 5/4

11:10-19:40

1 stop21h 30m

Buenos Aires Jorge Newbery

Wed 29/4

15:40-09:30

2 stops28h 50m

$2,128

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Wed 8/4

11:10-14:40

1 stop16h 30m

Buenos Aires Jorge Newbery

Wed 29/4

21:05-09:30

2 stops23h 25m

$2,238

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Wed 1/4

11:10-14:40

1 stop17h 30m

Buenos Aires Jorge Newbery

Sun 19/4

21:05-06:15

1 stop20h 10m

$2,342

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Thu 19/2

11:10-14:40

1 stop17h 30m

Buenos Aires Jorge Newbery

Mon 9/3

15:40-06:15

1 stop24h 35m

$2,351

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Sun 3/5

11:10-14:40

1 stop16h 30m

Buenos Aires Jorge Newbery

Mon 18/5

15:40-06:15

1 stop25h 35m

$2,351

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Tue 10/3

22:00-18:43

2 stops34h 43m

Buenos Aires Ministro Pistarini

Tue 24/3

07:10-09:45

3 stops36h 35m

$2,419

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Fri 6/2

08:10-19:40

2 stops25h 30m

Buenos Aires Jorge Newbery

Sun 8/3

21:05-10:50

2 stops23h 45m

$2,455

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Mon 2/3

08:10-19:40

2 stops25h 30m

Buenos Aires Jorge Newbery

Tue 21/4

21:05-06:15

1 stop20h 10m

$2,458

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Mon 2/3

21:15-22:25

3 stops63h 10m

Buenos Aires Ministro Pistarini

Tue 21/4

23:55-19:15

3 stops54h 20m

$2,574

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 44 results
1
2
3
...
5

Best time to book a flight to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires 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 to Buenos Aires

When is the best time to book a flight to Buenos Aires?

Use this chart to determine the optimal time to book a return flight from Sydney to Buenos Aires. Price data was last updated on 21 November 2025.

The best time to book flights to Buenos Aires is 74 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

How long is the flight to Buenos Aires?

On average, a flight from Sydney to Buenos Aires takes 18 hours 26 minutes. Flights to Buenos Aires from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Buenos Aires?

The most popular airline flying from Sydney to Buenos Aires is LATAM Airlines.

LATAM Airlines
LATAM Airlines
From $1,887

What are the cheapest airlines that fly to Buenos Aires?

The cheapest airline flying from Sydney to Buenos Aires is LATAM Airlines.

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 mm 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 26 November 2025.
Read reviews from past customers who have flown LATAM Airlines, United Airlines, andAmerican Airlines to Argentina. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.5
Good
1,886 reviews
Check prices

Entertainment

7.0

Crew

8.0

Overall

7.5

Boarding

7.6

Comfort

7.3

Food

6.7

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
LATAM Airlines
7.5
Good
1,886 reviews
LATAM Airlines
7.5
Good
1,886 reviews
Check prices

Entertainment

7.0

Crew

8.0

Overall

7.5

Boarding

7.6

Comfort

7.3

Food

6.7

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
United Airlines
7.4
Good
9,046 reviews
LATAM Airlines
7.5
Good
1,886 reviews
Check prices

Entertainment

7.0

Crew

8.0

Overall

7.5

Boarding

7.6

Comfort

7.3

Food

6.7

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
American Airlines
7.2
Good
11,038 reviews
LATAM Airlines
7.5
Good
1,886 reviews
Check prices

Entertainment

7.0

Crew

8.0

Overall

7.5

Boarding

7.6

Comfort

7.3

Food

6.7

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
Air Canada
7.1
Good
10,476 reviews
LATAM Airlines
7.5
Good
1,886 reviews
Check prices

Entertainment

7.0

Crew

8.0

Overall

7.5

Boarding

7.6

Comfort

7.3

Food

6.7

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!

FAQs about flying to Buenos Aires

  • Can I find cheaper flights to Buenos Aires if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Buenos Aires on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Buenos Aires?

    Based on reviews from Cheapflights users, LATAM Airlines is rated the highest out of the airlines that fly to Buenos Aires.

  • What is the cheapest airport to fly to in Buenos Aires?

    Buenos Aires Jorge Newbery is currently the cheapest airport to fly to in Buenos Aires. One-way flights to Buenos Aires Jorge Newbery typically cost $44, while return flights cost around $253.

  • Where does the fastest flight to Buenos Aires depart from?

    For those looking to save time traveling to Buenos Aires, Sydney Kingsford Smith offers the quickest one-way flight (16 hours 30 minutes).

  • Does Buenos Aires Ministro Pistarini have car hire?

    Yes. Those touching down at Buenos Aires Ministro Pistarini can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Buenos Aires Ministro Pistarini?

    Yes. Buenos Aires Ministro Pistarini has hotels nearby for those requiring accommodations. My pod Capsule Boutique Airport is the closest property to Buenos Aires Ministro Pistarini (0.0 km away from Buenos Aires Ministro Pistarini).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Find the best flight deals to Buenos Aires

Some of the lowest fares we’ve come across for flights to Buenos Aires.
Flights from Santiago to Jorge Newbery

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Buenos Aires?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Buenos Aires today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets 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 to Buenos Aires.

Can Cheapflights find flights to Buenos Aires with no change fees?

Yes, we can. To see specific flights 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 to Buenos Aires become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Buenos Aires today and book when you’re ready!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.