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$1,040+ 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 24/12. Fares are subject to change and may not be available on all flights or dates of travel.
— BUE
6 Dec — 13 Dec1
1 adult
1 adult, Economy, 0 bags

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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 6 November 2025.

Mon 10/1111:10SYD - AEP
1 stop17h 30mLATAM Airlines
Sun 16/1121:05AEP - SYD
1 stop19h 10mLATAM Airlines
Deal found 3/11$1,663
Sun 9/1111:10SYD - AEP
1 stop17h 30mLATAM Airlines
Sun 16/1121:05AEP - SYD
1 stop19h 10mLATAM Airlines
Deal found 3/11$1,747
Mon 1/1211:10SYD - AEP
1 stop17h 30mLATAM Airlines
Mon 8/1221:05AEP - SYD
1 stop19h 10mLATAM Airlines
Deal found 3/11$1,791
Thu 4/1211:10SYD - AEP
1 stop17h 30mLATAM Airlines
Sat 6/1221:05AEP - SYD
1 stop19h 10mLATAM Airlines
Deal found 3/11$1,887
Mon 10/1109:00SYD - AEP
2 stops25h 40mMultiple Airlines
Sun 16/1121:30AEP - SYD
2 stops44h 45mMultiple Airlines
Deal found 3/11$2,313
Thu 27/1107:05SYD - EZE
1 stop23h 50mMultiple Airlines
Thu 11/1202:00EZE - SYD
1 stop20h 40mMultiple Airlines
Deal found 5/11$2,369
Fri 5/1211:10SYD - AEP
1 stop17h 30mLATAM Airlines
Sat 20/1221:05AEP - SYD
1 stop19h 10mLATAM Airlines
Deal found 5/11$2,401
Tue 18/1106:20SYD - EZE
2 stops26h 23mMultiple Airlines
Sat 29/1119:43EZE - SYD
2 stops23h 12mMultiple Airlines
Deal found 5/11$2,412
Fri 21/1112:20SYD - EZE
1 stop16h 15mMultiple Airlines
Fri 12/1208:55EZE - SYD
1 stop18h 45mMultiple Airlines
Deal found 5/11$2,435
Thu 20/1112:20SYD - EZE
1 stop15h 50mMultiple Airlines
Thu 11/1208:55EZE - SYD
1 stop18h 45mMultiple Airlines
Deal found 4/11$2,450
Wed 3/1211:20SYD - EZE
2 stops34h 45mAmerican Airlines
Sun 1/223:59EZE - SYD
2 stops43h 01mAmerican Airlines
Deal found 3/11$2,483
Wed 3/1208:00SYD - EZE
2 stops26h 55mLATAM Airlines
Wed 10/1214:45EZE - SYD
2 stops25h 30mLATAM Airlines
Deal found 4/11$2,491

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 6 November 2025.

Return from

$2,352

One-way from

$1,040

Popular in

December

Cheapest in

May

Average price

$2,594
LATAM Airlines
  • LATAM Airlines
  • 10/3-28/4
  • 4 total stops
  • 63h 15m total
  • Sydney to Buenos Aires
Search Deals
24/12
  • 24/12
  • 1 total stop
  • 34h 40m total
  • Sydney to Buenos Aires
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($358 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($79 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 6 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

Mon 1/12

11:10-14:40

1 stop17h 30m

Buenos Aires Jorge Newbery

Mon 8/12

21:05-06:15

1 stop19h 10m

$1,791

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Wed 1/4

12:20-18:40

1 stop20h 20m

Buenos Aires Jorge Newbery

Wed 27/5

12:39-17:40

1 stop40h 01m

$2,125

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Thu 9/4

11:10-14:40

1 stop16h 30m

Buenos Aires Jorge Newbery

Wed 3/6

15:40-06:15

1 stop25h 35m

$2,437

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Thu 29/1

11:10-19:40

1 stop22h 30m

Buenos Aires Jorge Newbery

Wed 4/2

21:05-09:00

2 stops21h 55m

$2,458

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Fri 30/1

11:10-19:40

1 stop22h 30m

Buenos Aires Jorge Newbery

Wed 4/2

21:05-09:20

2 stops22h 15m

$2,458

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Fri 5/12

11:10-20:45

1 stop23h 35m

Buenos Aires Ministro Pistarini

Thu 11/12

02:00-12:40

1 stop20h 40m

$2,572

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Mon 1/12

11:10-18:43

1 stop21h 33m

Buenos Aires Ministro Pistarini

Sun 7/12

07:10-09:00

3 stops35h 50m

$2,621

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Fri 6/2

08:45-19:40

2 stops24h 55m

Buenos Aires Jorge Newbery

Tue 10/3

22:30-08:15

2 stops43h 45m

$2,625

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Thu 26/3

11:10-18:43

1 stop21h 33m

Buenos Aires Ministro Pistarini

Tue 5/5

03:55-06:15

2 stops61h 20m

$2,665

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Wed 1/4

07:30-19:40

2 stops26h 10m

Buenos Aires Jorge Newbery

Mon 1/6

08:40-09:20

2 stops35h 40m

$2,745

Flights are sorted by cheapest return flights first.

Deals found on 5/11

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 31 October 2025.

The best time to book flights to Buenos Aires is 73 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 16 hours 52 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 $1,878

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 6 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
1,874 reviews
Check prices

Entertainment

7.0

Overall

7.5

Boarding

7.6

Crew

8.0

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
1,874 reviews
LATAM Airlines
7.5
Good
1,874 reviews
Check prices

Entertainment

7.0

Overall

7.5

Boarding

7.6

Crew

8.0

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
9,004 reviews
LATAM Airlines
7.5
Good
1,874 reviews
Check prices

Entertainment

7.0

Overall

7.5

Boarding

7.6

Crew

8.0

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
11,042 reviews
LATAM Airlines
7.5
Good
1,874 reviews
Check prices

Entertainment

7.0

Overall

7.5

Boarding

7.6

Crew

8.0

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
10,410 reviews
LATAM Airlines
7.5
Good
1,874 reviews
Check prices

Entertainment

7.0

Overall

7.5

Boarding

7.6

Crew

8.0

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 $222.

  • 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 15 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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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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