What is the cheapest airline that flies from Buenos Aires to Sydney Kingsford Smith?

LATAM Airlines is the most popular carrier operating from Buenos Aires to Sydney Kingsford Smith

When did momondo last update prices for flights from Buenos Aires to Sydney Kingsford Smith Airport?

Prices for flights from Buenos Aires to Sydney Kingsford Smith Airport refresh daily.

How many operators does momondo search for flights from Buenos Aires to Sydney Kingsford Smith Airport?

As of July 2026, there is 1 operator available to choose from for flights from Buenos Aires to Sydney Kingsford Smith Airport.

How old do you have to be to fly from Buenos Aires to Sydney Kingsford Smith Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Buenos Aires to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$1,339 Cheap Flights from Buenos Aires to Sydney in 2026

Q: What is the typical price of a round-trip flight between Buenos Aires and Sydney?

Prices are currently typical for flights on this route. Typical prices usually range from $2,313 to $3,109. The lowest price recently found on this route was $2,345.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buenos Aires to Sydney

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

21:00 - 06:50

AEP

SYD

20h 50m

1 stop

11:45 - 14:50

SYD

AEP

16h 05m

1 stop

$2,345LATAM Airlines

Thu, 27 Aug - Thu, 10 Sep

22:30 - 06:50

AEP

SYD

19h 20m

1 stop

11:45 - 19:40

SYD

AEP

20h 55m

1 stop

$2,401LATAM Airlines

Thu, 27 Aug - Thu, 10 Sep

21:00 - 06:50

AEP

SYD

20h 50m

1 stop

11:45 - 14:50

SYD

AEP

16h 05m

1 stop

$2,410LATAM Airlines

Mon, 24 Aug - Wed, 9 Sep

15:45 - 09:30

AEP

SYD

28h 45m

2 stops

11:45 - 14:50

SYD

AEP

16h 05m

1 stop

$2,418LATAM Airlines

Mon, 24 Aug - Wed, 9 Sep

19:21 - 06:50

EZE

SYD

22h 29m

1 stop

08:25 - 18:21

SYD

EZE

22h 56m

2 stops

$2,418LATAM Airlines

Fri, 14 Aug - Mon, 24 Aug

02:15 - 18:10

EZE

SYD

26h 55m

1 stop

11:55 - 16:45

SYD

EZE

17h 50m

1 stop

$2,420Multiple Airlines

Thu, 13 Aug - Thu, 27 Aug

22:30 - 06:50

AEP

SYD

19h 20m

1 stop

12:45 - 19:40

SYD

AEP

20h 55m

1 stop

$2,423LATAM Airlines

Thu, 3 Sep - Mon, 19 Oct

21:00 - 06:50

AEP

SYD

20h 50m

1 stop

08:25 - 14:50

SYD

AEP

19h 25m

2 stops

$2,424LATAM Airlines

Fri, 14 Aug - Mon, 24 Aug

02:15 - 08:20

EZE

SYD

41h 05m

1 stop

08:55 - 16:30

SYD

EZE

20h 35m

1 stop

$2,444China Eastern

Thu, 30 Jul - Mon, 10 Aug

02:15 - 08:20

EZE

SYD

41h 05m

1 stop

17:50 - 16:30

SYD

EZE

35h 40m

1 stop

$2,472China Eastern

Thu, 30 Jul - Sun, 9 Aug

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China Eastern flights from Buenos Aires to Sydney

Our best China Eastern deals on Buenos Aires to Sydney flight tickets

China Eastern

13 Aug

EZE02:15Buenos Aires Ministro Pistarini

23h 55m

1 stop

SYD15:10Sydney Kingsford Smith

27 Aug

SYD11:40Sydney Kingsford Smith

18h 05m

1 stop

EZE16:45Buenos Aires Ministro Pistarini

$2,417

China Eastern

30 July

EZE02:15Buenos Aires Ministro Pistarini

41h 05m

1 stop

SYD08:20Sydney Kingsford Smith

10 Aug

SYD08:55Sydney Kingsford Smith

20h 35m

1 stop

EZE16:30Buenos Aires Ministro Pistarini

$2,444

China Eastern

30 July

EZE02:15Buenos Aires Ministro Pistarini

41h 05m

1 stop

SYD08:20Sydney Kingsford Smith

9 Aug

SYD17:50Sydney Kingsford Smith

35h 40m

1 stop

EZE16:30Buenos Aires Ministro Pistarini

$2,472

LATAM Airlines flights from Buenos Aires to Sydney

Our best LATAM Airlines deals on Buenos Aires to Sydney flight tickets

LATAM Airlines

27 Aug

AEP21:00Buenos Aires Jorge Newbery

20h 50m

1 stop

SYD06:50Sydney Kingsford Smith

10 Sept

SYD11:45Sydney Kingsford Smith

16h 05m

1 stop

AEP14:50Buenos Aires Jorge Newbery

$2,345

LATAM Airlines

27 Aug

AEP22:30Buenos Aires Jorge Newbery

19h 20m

1 stop

SYD06:50Sydney Kingsford Smith

10 Sept

SYD11:45Sydney Kingsford Smith

20h 55m

1 stop

AEP19:40Buenos Aires Jorge Newbery

$2,401

LATAM Airlines

24 Aug

AEP21:00Buenos Aires Jorge Newbery

20h 50m

1 stop

SYD06:50Sydney Kingsford Smith

9 Sept

SYD11:45Sydney Kingsford Smith

16h 05m

1 stop

AEP14:50Buenos Aires Jorge Newbery

$2,410

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Thu 27/8

21:00-06:50

1 stop20h 50m

Sydney Kingsford Smith

Thu 10/9

11:45-14:50

1 stop16h 05m

$2,345

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Thu 27/8

22:30-06:50

1 stop19h 20m

Sydney Kingsford Smith

Thu 10/9

11:45-19:40

1 stop20h 55m

$2,401

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Mon 24/8

21:00-06:50

1 stop20h 50m

Sydney Kingsford Smith

Wed 9/9

11:45-14:50

1 stop16h 05m

$2,410

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Mon 24/8

15:45-09:30

2 stops28h 45m

Sydney Kingsford Smith

Wed 9/9

11:45-14:50

1 stop16h 05m

$2,418

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Fri 14/8

19:21-06:50

1 stop22h 29m

Sydney Kingsford Smith

Mon 24/8

08:25-18:21

2 stops22h 56m

$2,418

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Thu 13/8

02:15-18:10

1 stop26h 55m

Sydney Kingsford Smith

Thu 27/8

11:55-16:45

1 stop17h 50m

$2,420

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Thu 3/9

22:30-06:50

1 stop19h 20m

Sydney Kingsford Smith

Mon 19/10

12:45-19:40

1 stop20h 55m

$2,423

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Fri 14/8

21:00-06:50

1 stop20h 50m

Sydney Kingsford Smith

Mon 24/8

08:25-14:50

2 stops19h 25m

$2,424

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Thu 30/7

02:15-08:20

1 stop41h 05m

Sydney Kingsford Smith

Mon 10/8

08:55-16:30

1 stop20h 35m

$2,444

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Thu 30/7

02:15-08:20

1 stop41h 05m

Sydney Kingsford Smith

Sun 9/8

17:50-16:30

1 stop35h 40m

$2,472

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Buenos Aires to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Buenos Aires and Sydney?

What is the cheapest month to fly to Sydney?

The month of December is, on average, the cheapest month to fly to Sydney from Buenos Aires, with most prices found around $1,175. If you aren’t able to travel to Sydney during the month of December, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $1,773.

Can stopping save me money on Buenos Aires to Sydney flights?

You could potentially save up to 2% on your flight if you consider stops on a Buenos Aires to Sydney flight.

How have Buenos Aires to Sydney flight prices changed over time?

As of July 2026, prices for Buenos Aires to Sydney flights are approximately 20% cheaper when compared to flights at the same time last year.

When to book flights from Buenos Aires to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Buenos Aires to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Buenos Aires to Sydney (BUE to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buenos Aires to Sydney

Fastest flight time	17h 45m
Direct flights	None

The fastest flight from Buenos Aires to Sydney takes 17h 45m

There are no direct flights from Buenos Aires to Sydney. There are no popular flight routes from Buenos Aires to Sydney.

Search flight deals

Frequently asked questions about flying from Buenos Aires to Sydney

How far is Buenos Aires to Sydney Kingsford Smith by plane?
Buenos Aires and Sydney Kingsford Smith are 11791.2 km apart from one another. In terms of flight time, this usually takes a little over 17h 45m.
When did momondo last update prices for flights from Buenos Aires to Sydney Kingsford Smith Airport?
Prices for flights from Buenos Aires to Sydney Kingsford Smith Airport refresh daily.
How many operators does momondo search for flights from Buenos Aires to Sydney Kingsford Smith Airport?
As of July 2026, there is 1 operator available to choose from for flights from Buenos Aires to Sydney Kingsford Smith Airport.
How old do you have to be to fly from Buenos Aires to Sydney Kingsford Smith Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Buenos Aires to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Buenos Aires to Sydney?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Buenos Aires to Sydney is LATAM Airlines (89% of total bookings). The next most popular airline is China Eastern (11%).

Best airlines flying from Buenos Aires to Sydney

Compare and see reviews for airlines that fly from Buenos Aires to Sydney with momondo

Airline	Rating	Free cancellation	Price
LATAM Airlines	PriceFrom $2,421	Free cancellation	Rating 7.4 1,946 reviews		Search LATAM Airlines flights

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Manly

Coogee

Leura

Lithgow

Bondi Beach

Cronulla

Randwick

Charlestown

Newport

Swansea

Why use momondo?

Why should I use momondo to find a flight deal from Buenos Aires to Sydney?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Buenos Aires to Sydney . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Buenos Aires to Sydney with flexible booking policies on momondo?

momondo does allow users to show only those flights to Sydney from Buenos Aires which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Buenos Aires to Sydney?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Buenos Aires to Sydney.

I’m not ready to book a flight from Buenos Aires to Sydney right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Buenos Aires and alert you when they change.