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$1,097+ 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 19/4. Fares are subject to change and may not be available on all flights or dates of travel.
— BUE
10 Apr — 17 Apr1
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 11 March 2026.

Thu 7/511:00
SYD
-
EZE
1 stop18h 45m
Multiple Airlines
Mon 22/602:15
EZE
-
SYD
1 stop20h 55m
Multiple Airlines
Deal found 7/3$1,757
Mon 20/409:05
SYD
-
EZE
1 stop20h 25m
Multiple Airlines
Mon 20/402:15
EZE
-
SYD
1 stop20h 55m
Multiple Airlines
Deal found 10/3$1,889
Mon 6/409:05
SYD
-
EZE
1 stop20h 25m
Multiple Airlines
Mon 13/402:15
EZE
-
SYD
1 stop20h 55m
Multiple Airlines
Deal found 9/3$1,891
Mon 20/411:00
SYD
-
EZE
1 stop18h 30m
Multiple Airlines
Thu 23/402:15
EZE
-
SYD
1 stop20h 55m
Multiple Airlines
Deal found 9/3$1,892
Sun 19/409:10
SYD
-
EZE
2 stops62h 55m
American Airlines
Tue 21/423:35
EZE
-
SYD
2 stops42h 30m
American Airlines
Deal found 10/3$1,916
Mon 6/411:15
SYD
-
EZE
1 stop18h 15m
China Eastern
Thu 30/402:15
EZE
-
SYD
1 stop20h 55m
China Eastern
Deal found 11/3$1,920
Fri 30/1011:15
SYD
-
EZE
2 stops61h 30m
American Airlines
Sun 1/1123:35
EZE
-
SYD
2 stops43h 25m
American Airlines
Deal found 8/3$1,927
Mon 4/509:10
SYD
-
EZE
2 stops34h 00m
American Airlines
Sun 21/620:35
EZE
-
SYD
2 stops45h 30m
American Airlines
Deal found 7/3$1,940
Thu 16/709:10
SYD
-
EZE
2 stops36h 40m
American Airlines
Sat 8/821:10
EZE
-
SYD
2 stops68h 55m
American Airlines
Deal found 9/3$1,942
Sat 23/511:45
SYD
-
AEP
1 stop16h 05m
LATAM Airlines
Fri 29/519:20
AEP
-
SYD
1 stop22h 30m
LATAM Airlines
Deal found 9/3$2,048
Thu 7/511:45
SYD
-
AEP
1 stop16h 05m
LATAM Airlines
Tue 23/622:30
AEP
-
SYD
1 stop19h 20m
LATAM Airlines
Deal found 8/3$2,051
Fri 1/511:45
SYD
-
AEP
1 stop20h 55m
Multiple Airlines
Wed 10/621:00
AEP
-
SYD
2 stops23h 25m
Multiple Airlines
Deal found 9/3$2,068

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 11 March 2026.

Return from

$1,757

One-way from

$1,097

Popular in

December

Cheapest in

May

Average price

$2,210
China Eastern
  • China Eastern
  • 7/5-22/6
  • 2 total stops
  • 39h 40m total
  • Sydney to Buenos Aires
Search Deals
19/4
  • 19/4
  • 2 total stops
  • 25h 41m total
  • Sydney to Buenos Aires
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($222 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($72 potential savings vs. average return price).
Search Deals
Average for return flights in March 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 11 March 2026.
Use the filters below to find and compare flights to Buenos Aires that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Thu 7/5

11:45-07:40

2 stops32h 55m

Buenos Aires Jorge Newbery

Sun 10/5

08:40-06:50

2 stops33h 10m

$2,371

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Mon 6/4

12:20-21:30

1 stop22h 10m

Buenos Aires Jorge Newbery

Fri 17/4

08:40-17:40

1 stop20h 00m

$2,805

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Thu 18/6

10:20-08:00

2 stops34h 40m

Buenos Aires Ministro Pistarini

Wed 22/7

21:00-06:55

2 stops44h 55m

$2,876

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Thu 26/3

11:50-08:20

1 stop34h 30m

Buenos Aires Ministro Pistarini

Mon 13/4

21:00-07:00

2 stops45h 00m

$2,888

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Mon 6/4

14:50-09:40

2 stops55h 50m

Buenos Aires Jorge Newbery

Sun 10/5

11:45-06:10

2 stops53h 25m

$3,009

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Mon 6/4

20:45-09:40

2 stops49h 55m

Buenos Aires Jorge Newbery

Sat 16/5

21:45-06:10

2 stops43h 25m

$3,023

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Fri 12/6

10:20-08:00

2 stops34h 40m

Buenos Aires Ministro Pistarini

Sat 18/7

21:00-07:00

2 stops69h 00m

$3,025

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Sat 15/8

20:45-16:05

2 stops56h 20m

Buenos Aires Jorge Newbery

Wed 26/8

21:45-17:10

2 stops54h 25m

$3,043

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Sun 16/8

11:00-16:30

2 stops42h 30m

Buenos Aires Ministro Pistarini

Mon 24/8

02:15-12:10

1 stop20h 55m

$3,149
Fastest return journey

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Mon 27/4

12:20-18:21

1 stop19h 01m

Buenos Aires Ministro Pistarini

Fri 22/5

07:30-17:40

1 stop21h 10m

$3,170

Flights are sorted by cheapest return flights first.

Deals found on 6/3

Showing 1-10 of 42 resultsSorted by cheapest first
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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 6 March 2026.

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 17 hours 33 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 $1,698
American Airlines
American Airlines
From $1,805

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 11 March 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
7.4
Good
1,916 reviews
Check prices

Crew

8.0

Boarding

7.5

Comfort

7.3

Overall

7.4

Entertainment

7.0

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
7.4
Good
1,916 reviews
LATAM Airlines
7.4
Good
1,916 reviews
Check prices

Crew

8.0

Boarding

7.5

Comfort

7.3

Overall

7.4

Entertainment

7.0

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
9,415 reviews
LATAM Airlines
7.4
Good
1,916 reviews
Check prices

Crew

8.0

Boarding

7.5

Comfort

7.3

Overall

7.4

Entertainment

7.0

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
7.1
Good
11,422 reviews
LATAM Airlines
7.4
Good
1,916 reviews
Check prices

Crew

8.0

Boarding

7.5

Comfort

7.3

Overall

7.4

Entertainment

7.0

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
10,800 reviews
LATAM Airlines
7.4
Good
1,916 reviews
Check prices

Crew

8.0

Boarding

7.5

Comfort

7.3

Overall

7.4

Entertainment

7.0

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 $20, while return flights cost around $59.

  • How much is a return flight to Buenos Aires?

    A return flight to Buenos Aires will typically cost around $298, however they can be found for as little as $256.

  • 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 (15 hours 50 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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Flights from Santiago to Jorge Newbery

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How does Cheapflights help users find 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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