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$1,070+ 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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
— BUE
1 Feb — 8 Feb1
1 adult
1 adult, Economy, 0 bags

Flights to Buenos Aires in 2026

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 2 January 2026.

Fri 6/207:45SYD - AEP
2 stops20h 55mMultiple Airlines
Tue 10/321:05AEP - SYD
2 stops25h 25mMultiple Airlines
Deal found 2/1$1,931
Fri 6/208:00SYD - AEP
2 stops20h 40mMultiple Airlines
Sun 8/315:40AEP - SYD
1 stop24h 35mMultiple Airlines
Deal found 2/1$1,934
Mon 23/208:45SYD - AEP
2 stops19h 55mMultiple Airlines
Wed 25/321:05AEP - SYD
2 stops23h 45mMultiple Airlines
Deal found 30/12$1,938
Sun 6/907:25SYD - EZE
2 stops23h 56mMultiple Airlines
Sat 26/919:21EZE - SYD
2 stops24h 39mMultiple Airlines
Deal found 30/12$1,938
Mon 23/208:45SYD - AEP
2 stops19h 55mMultiple Airlines
Thu 26/321:05AEP - SYD
1 stop19h 10mMultiple Airlines
Deal found 30/12$1,941
Mon 13/708:25SYD - EZE
2 stops22h 56mMultiple Airlines
Sun 26/707:45EZE - SYD
2 stops34h 05mMultiple Airlines
Deal found 31/12$1,965
Sat 14/211:20SYD - EZE
2 stops59h 00mAmerican Airlines
Mon 9/323:30EZE - SYD
2 stops43h 30mAmerican Airlines
Deal found 2/1$1,974
Tue 15/909:10SYD - EZE
2 stops59h 05mAmerican Airlines
Mon 28/920:45EZE - SYD
2 stops45h 20mAmerican Airlines
Deal found 1/1$1,976
Wed 11/311:20SYD - EZE
2 stops33h 50mAmerican Airlines
Wed 25/323:30EZE - SYD
2 stops43h 30mAmerican Airlines
Deal found 2/1$1,977
Tue 3/311:20SYD - EZE
2 stops37h 19mAmerican Airlines
Sun 5/422:20EZE - SYD
2 stops43h 45mAmerican Airlines
Deal found 30/12$1,982
Sun 15/211:20SYD - EZE
2 stops35h 00mAmerican Airlines
Sun 22/223:59EZE - SYD
2 stops43h 01mAmerican Airlines
Deal found 31/12$1,995
Mon 2/211:20SYD - EZE
2 stops34h 55mAmerican Airlines
Wed 11/323:30EZE - SYD
2 stops43h 30mAmerican Airlines
Deal found 2/1$1,998

Find flight deals to Buenos Aires

Find the latest flights to Buenos Aires in 2026, 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 2 January 2026.

Return from

$1,931

One-way from

$1,070

Popular in

December

Cheapest in

May

Average price

$2,511
6/2-8/3
  • 6/2-8/3
  • 4 total stops
  • 42h 45m total
  • Sydney to Buenos Aires
Search Deals
LATAM Airlines
  • LATAM Airlines
  • 28/5
  • 1 total stop
  • 20h 55m total
  • Sydney to Buenos Aires
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($270 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($81 potential savings vs. average return price).
Search Deals
Average for return flights in January 2026
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 2 January 2026.
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

Mon 1/6

07:45-18:40

2 stops23h 55m

Buenos Aires Jorge Newbery

Fri 31/7

21:05-09:00

2 stops22h 55m

$1,931

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Sun 15/2

07:25-14:40

2 stops21h 15m

Buenos Aires Jorge Newbery

Sun 22/2

21:05-10:50

2 stops23h 45m

$1,932

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Tue 10/3

11:20-10:29

2 stops37h 09m

Buenos Aires Ministro Pistarini

Tue 28/4

22:20-07:05

2 stops43h 45m

$1,976

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Fri 6/2

11:20-10:10

2 stops36h 50m

Buenos Aires Ministro Pistarini

Sun 8/3

23:30-09:00

2 stops43h 30m

$1,976

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Fri 6/2

11:20-10:10

2 stops36h 50m

Buenos Aires Ministro Pistarini

Tue 10/3

23:30-09:00

2 stops43h 30m

$1,976

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Mon 9/2

11:10-03:05

2 stops29h 55m

Buenos Aires Ministro Pistarini

Thu 19/2

19:43-06:15

1 stop20h 32m

$2,009

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Tue 10/3

07:15-14:40

2 stops21h 25m

Buenos Aires Jorge Newbery

Thu 9/4

21:05-14:25

2 stops28h 20m

$2,012

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Sat 4/4

12:45-14:45

1 stop16h 00m

Buenos Aires Jorge Newbery

Sat 9/5

08:40-06:50

1 stop33h 10m

$2,045

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Sat 14/2

11:10-14:40

1 stop17h 30m

Buenos Aires Jorge Newbery

Mon 9/3

21:05-09:00

2 stops21h 55m

$2,054

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Tue 17/2

08:45-18:43

2 stops23h 58m

Buenos Aires Ministro Pistarini

Tue 3/3

19:04-06:15

1 stop21h 11m

$2,054

Flights are sorted by cheapest return flights first.

Deals found on 31/12

Showing 1-10 of 41 results
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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 26 December 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 19 hours 31 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 airlines flying from Sydney to Buenos Aires are LATAM Airlines and American Airlines.

LATAM Airlines
LATAM Airlines
From $1,674
American Airlines
American Airlines
From $1,922

What are the cheapest airlines that fly to Buenos Aires?

The cheapest airlines flying from Sydney to Buenos Aires are LATAM Airlines and American 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 2 January 2026.
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
1,899 reviews
Check prices

Food

6.7

Entertainment

7.0

Boarding

7.6

Crew

8.0

Comfort

7.3

Overall

7.5

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
1,899 reviews
LATAM Airlines
7.5
Good
1,899 reviews
Check prices

Food

6.7

Entertainment

7.0

Boarding

7.6

Crew

8.0

Comfort

7.3

Overall

7.5

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
9,129 reviews
LATAM Airlines
7.5
Good
1,899 reviews
Check prices

Food

6.7

Entertainment

7.0

Boarding

7.6

Crew

8.0

Comfort

7.3

Overall

7.5

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
11,075 reviews
LATAM Airlines
7.5
Good
1,899 reviews
Check prices

Food

6.7

Entertainment

7.0

Boarding

7.6

Crew

8.0

Comfort

7.3

Overall

7.5

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
10,575 reviews
LATAM Airlines
7.5
Good
1,899 reviews
Check prices

Food

6.7

Entertainment

7.0

Boarding

7.6

Crew

8.0

Comfort

7.3

Overall

7.5

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 $43, while return flights cost around $226.

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

    For those looking to save time traveling to Buenos Aires, Melbourne offers the quickest one-way flight (16 hours 10 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

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Some of the lowest fares we’ve come across for flights to Buenos Aires.
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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!

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