$989+ 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 22/1. Fares are subject to change and may not be available on all flights or dates of travel.
— BUE
4 Jan — 11 Jan1
1 adult
1 adult, Economy, 0 bags

Flights to Buenos Aires in 2025

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 5 December 2025.

Wed 10/1219:15SYD - EZE
1 stop35h 40mMultiple Airlines
Thu 25/1202:00EZE - SYD
1 stop23h 05mMultiple Airlines
Deal found 3/12$2,093
Wed 3/1211:20SYD - EZE
2 stops34h 45mAmerican Airlines
Tue 3/323:59EZE - SYD
2 stops43h 01mAmerican Airlines
Deal found 2/12$2,291
Mon 8/1211:20SYD - EZE
2 stops37h 20mAmerican Airlines
Sun 21/1221:40EZE - SYD
2 stops45h 20mAmerican Airlines
Deal found 4/12$2,305
Mon 8/1211:20SYD - EZE
2 stops36h 55mAmerican Airlines
Mon 22/1222:30EZE - SYD
2 stops50h 20mAmerican Airlines
Deal found 4/12$2,365
Thu 11/1209:00SYD - EZE
1 stop21h 55mMultiple Airlines
Thu 25/1202:00EZE - SYD
1 stop23h 05mMultiple Airlines
Deal found 3/12$2,409
Sat 27/1211:20SYD - EZE
2 stops58h 45mAmerican Airlines
Fri 23/122:25EZE - SYD
2 stops44h 35mAmerican Airlines
Deal found 2/12$2,442
Mon 15/1211:20SYD - EZE
2 stops57h 45mAmerican Airlines
Mon 19/120:45EZE - SYD
2 stops70h 15mAmerican Airlines
Deal found 3/12$2,592
Thu 25/1209:00SYD - EZE
1 stop21h 55mMultiple Airlines
Thu 29/102:00EZE - SYD
1 stop20h 40mMultiple Airlines
Deal found 3/12$2,613
Wed 3/1215:50SYD - AEP
2 stops63h 10mQatar Airways
Tue 3/310:35AEP - SYD
2 stops42h 15mQatar Airways
Deal found 2/12$2,616
Thu 25/1211:20SYD - EZE
2 stops59h 10mAmerican Airlines
Mon 19/122:25EZE - SYD
2 stops44h 35mAmerican Airlines
Deal found 3/12$2,740
Fri 26/1211:20SYD - EZE
2 stops59h 10mAmerican Airlines
Fri 16/122:25EZE - SYD
2 stops42h 10mAmerican Airlines
Deal found 3/12$2,751
Thu 25/1211:10SYD - AEP
1 stop17h 30mLATAM Airlines
Fri 23/121:05AEP - SYD
1 stop19h 10mLATAM Airlines
Deal found 4/12$3,230

Find flight deals to Buenos Aires

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 5 December 2025.

Return from

$1,984

One-way from

$989

Popular in

December

Cheapest in

May

Average price

$3,289
LATAM Airlines
  • LATAM Airlines
  • 11/2-5/3
  • 4 total stops
  • 54h 53m total
  • Sydney to Buenos Aires
22/1
  • 22/1
  • 1 total stop
  • 19h 10m total
  • Sydney to Buenos Aires
Highest demand for flights based on searches. 10% potential increase in price ($302 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($72 potential savings vs. average return price).
Average for return flights in December 2025

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 5 December 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 - EZE

SYDEZE

Sydney Kingsford Smith

Thu 19/2

08:10-03:05

3 stops32h 55m

Buenos Aires Ministro Pistarini

Mon 9/3

19:43-12:30

2 stops26h 47m

$2,061

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Thu 19/2

11:10-19:40

1 stop22h 30m

Buenos Aires Jorge Newbery

Mon 9/3

21:05-09:45

2 stops22h 40m

$2,063

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Thu 19/2

11:10-19:40

1 stop22h 30m

Buenos Aires Jorge Newbery

Mon 9/3

15:40-06:15

1 stop24h 35m

$2,075

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Mon 1/6

11:10-14:40

1 stop16h 30m

Buenos Aires Jorge Newbery

Fri 31/7

21:05-06:15

1 stop20h 10m

$2,098

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Thu 19/2

11:10-09:15

1 stop36h 05m

Buenos Aires Ministro Pistarini

Mon 9/3

12:00-06:15

1 stop28h 15m

$2,119

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Thu 19/2

11:20-15:10

3 stops41h 50m

Buenos Aires Ministro Pistarini

Mon 9/3

16:45-08:35

3 stops49h 50m

$2,129

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Mon 9/3

08:45-19:40

2 stops24h 55m

Buenos Aires Jorge Newbery

Mon 16/3

11:30-06:15

1 stop28h 45m

$2,175

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Fri 20/3

10:20-15:10

3 stops42h 50m

Buenos Aires Ministro Pistarini

Thu 2/4

16:35-08:20

3 stops49h 45m

$2,442

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Tue 10/3

11:10-19:40

1 stop22h 30m

Buenos Aires Jorge Newbery

Thu 9/4

15:40-06:15

1 stop25h 35m

$2,445

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Tue 10/3

11:20-08:00

2 stops34h 40m

Buenos Aires Ministro Pistarini

Tue 28/4

23:30-07:05

2 stops42h 35m

$2,454

Flights are sorted by cheapest return flights first.

Deals found on 2/12

Showing 1-10 of 34 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 28 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 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 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 5 December 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.

Overall

7.5

Food

6.7

Boarding

7.6

Crew

8.0

Comfort

7.4

Entertainment

7.0

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!

Overall

7.5

Food

6.7

Boarding

7.6

Crew

8.0

Comfort

7.4

Entertainment

7.0

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!

Overall

7.5

Food

6.7

Boarding

7.6

Crew

8.0

Comfort

7.4

Entertainment

7.0

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!

Overall

7.5

Food

6.7

Boarding

7.6

Crew

8.0

Comfort

7.4

Entertainment

7.0

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!

Overall

7.5

Food

6.7

Boarding

7.6

Crew

8.0

Comfort

7.4

Entertainment

7.0

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 $96.

  • How much is a return flight to Buenos Aires?

    A return flight to Buenos Aires will typically cost around $293, however they can be found for as little as $96.

  • 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 (17 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

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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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