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 August 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.

$1,181 Cheap Flights from Buenos Aires to Sydney in 2026

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 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

20h 50m1 stop Santiago Arturo Merino Benitez

12:45 - 19:40SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

20h 55m1 stop Santiago Arturo Merino Benitez

$2,063LATAM Airlines

Thu, 24 Sep - Sat, 10 Oct

21:00 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

20h 50m1 stop Santiago Arturo Merino Benitez

12:45 - 14:50SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

16h 05m1 stop Santiago Arturo Merino Benitez

$2,098LATAM Airlines

Thu, 24 Sep - Sat, 10 Oct

22:30 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

19h 20m1 stop Santiago Arturo Merino Benitez

08:45 - 21:30SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

26h 45m2 stops Melbourne Santiago Arturo Merino Benitez

$2,105LATAM Airlines

Thu, 24 Sep - Thu, 5 Nov

21:00 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

20h 50m1 stop Santiago Arturo Merino Benitez

08:45 - 21:30SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

26h 45m2 stops Melbourne Santiago Arturo Merino Benitez

$2,106LATAM Airlines

Thu, 24 Sep - Thu, 5 Nov

11:20 - 09:00EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

31h 40m2 stops Santiago Arturo Merino Benitez Melbourne

08:30 - 18:35SYD Sydney Kingsford Smith-EZE Buenos Aires Ministro Pistarini

24h 05m2 stops Melbourne Santiago Arturo Merino Benitez

$2,112LATAM Airlines

Tue, 10 Nov - Thu, 19 Nov

21:00 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

20h 50m1 stop Santiago Arturo Merino Benitez

12:45 - 14:50SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

16h 05m1 stop Santiago Arturo Merino Benitez

$2,198LATAM Airlines

Wed, 30 Sep - Sun, 18 Oct

15:50 - 06:15AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

24h 25m1 stop Santiago Arturo Merino Benitez

11:10 - 14:40SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

17h 30m1 stop Santiago Arturo Merino Benitez

$2,198LATAM Airlines

Thu, 5 Nov - Thu, 11 Mar

22:30 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

19h 20m1 stop Santiago Arturo Merino Benitez

11:10 - 19:40SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

22h 30m1 stop Santiago Arturo Merino Benitez

$2,198LATAM Airlines

Thu, 24 Sep - Thu, 5 Nov

19:21 - 07:50EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

22h 29m1 stop Santiago Arturo Merino Benitez

06:25 - 18:35SYD Sydney Kingsford Smith-EZE Buenos Aires Ministro Pistarini

26h 10m2 stops Auckland Intl Santiago Arturo Merino Benitez

$2,207Multiple Airlines

Sat, 17 Oct - Tue, 27 Oct

15:35 - 07:50EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

26h 15m2 stops Rio de Janeiro–Galeão Intl Santiago Arturo Merino Benitez

06:25 - 18:35SYD Sydney Kingsford Smith-EZE Buenos Aires Ministro Pistarini

26h 10m2 stops Auckland Intl Santiago Arturo Merino Benitez

$2,207Multiple Airlines

Sat, 17 Oct - Tue, 27 Oct

Cheap one-way flights

Enter your travel dates to find the best prices.

16:50 - 07:30EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

48h 40m3 stops Bogotá El Dorado San Salvador El Salvador Intl Los Angeles Los Angeles

$1,181Multiple Airlines

Sat, 17 Oct

05:40 - 06:25AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

58h 45m3 stops Santiago Arturo Merino Benitez Panama City Tocumen Intl Los Angeles Los Angeles

$1,188Multiple Airlines

Thu, 29 Oct

16:50 - 07:30EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

48h 40m3 stops Bogotá El Dorado San Salvador El Salvador Intl Los Angeles Los Angeles

$1,221Multiple Airlines

Tue, 20 Oct

16:50 - 07:30EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

48h 40m3 stops Bogotá El Dorado San Salvador El Salvador Intl Los Angeles Los Angeles

$1,221Multiple Airlines

Sun, 18 Oct

16:50 - 07:30EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

48h 40m3 stops Bogotá El Dorado San Salvador El Salvador Intl Los Angeles Los Angeles

$1,221Multiple Airlines

Thu, 15 Oct

22:10 - 06:25AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

42h 15m3 stops Santiago Arturo Merino Benitez Panama City Tocumen Intl Los Angeles Los Angeles

$1,230Multiple Airlines

Sat, 31 Oct

05:40 - 06:25AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

58h 45m3 stops Santiago Arturo Merino Benitez Panama City Tocumen Intl Los Angeles Los Angeles

$1,230Multiple Airlines

Mon, 2 Nov

13:10 - 07:30EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

52h 20m3 stops Miami Denver Intl Los Angeles Los Angeles

$1,235Multiple Airlines

Fri, 16 Oct

19:21 - 09:30EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

25h 09m2 stops Santiago Arturo Merino Benitez Melbourne

$1,871LATAM Airlines

Sat, 12 Sep

19:35 - 09:00EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

23h 25m2 stops Santiago Arturo Merino Benitez Melbourne

$1,935LATAM Airlines

Sun, 29 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

21:00 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

20h 50m1 stop Santiago Arturo Merino Benitez

07:00 - 19:40SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

25h 40m2 stops Melbourne Santiago Arturo Merino Benitez

$2,493Multiple Airlines

Sun, 30 Aug - Sun, 6 Sep

19:21 - 06:50EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

22h 29m1 stop Santiago Arturo Merino Benitez

07:00 - 18:21SYD Sydney Kingsford Smith-EZE Buenos Aires Ministro Pistarini

24h 21m2 stops Melbourne Santiago Arturo Merino Benitez

$2,493Multiple Airlines

Mon, 31 Aug - Mon, 7 Sep

19:21 - 06:50EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

22h 29m1 stop Santiago Arturo Merino Benitez

06:00 - 18:21SYD Sydney Kingsford Smith-EZE Buenos Aires Ministro Pistarini

25h 21m2 stops Melbourne Santiago Arturo Merino Benitez

$2,493Multiple Airlines

Sun, 30 Aug - Sun, 6 Sep

15:35 - 06:50EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

26h 15m2 stops Rio de Janeiro–Galeão Intl Santiago Arturo Merino Benitez

07:00 - 18:21SYD Sydney Kingsford Smith-EZE Buenos Aires Ministro Pistarini

24h 21m2 stops Melbourne Santiago Arturo Merino Benitez

$2,493Multiple Airlines

Mon, 31 Aug - Mon, 7 Sep

19:21 - 06:50EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

22h 29m1 stop Santiago Arturo Merino Benitez

06:00 - 18:21SYD Sydney Kingsford Smith-EZE Buenos Aires Ministro Pistarini

25h 21m2 stops Melbourne Santiago Arturo Merino Benitez

$2,493Multiple Airlines

Sun, 30 Aug - Sun, 6 Sep

22:30 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

19h 20m1 stop Santiago Arturo Merino Benitez

06:00 - 19:40SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

26h 40m2 stops Melbourne Santiago Arturo Merino Benitez

$2,504Multiple Airlines

Sat, 29 Aug - Sun, 13 Sep

22:30 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

19h 20m1 stop Santiago Arturo Merino Benitez

11:45 - 14:50SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

16h 05m1 stop Santiago Arturo Merino Benitez

$2,508LATAM Airlines

Mon, 31 Aug - Mon, 7 Sep

15:45 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

26h 05m1 stop Santiago Arturo Merino Benitez

11:45 - 19:40SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

20h 55m1 stop Santiago Arturo Merino Benitez

$2,508LATAM Airlines

Sun, 30 Aug - Sun, 6 Sep

19:21 - 06:50EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

22h 29m1 stop Santiago Arturo Merino Benitez

11:45 - 18:21SYD Sydney Kingsford Smith-EZE Buenos Aires Ministro Pistarini

19h 36m1 stop Santiago Arturo Merino Benitez

$2,508LATAM Airlines

Mon, 31 Aug - Mon, 7 Sep

21:00 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

20h 50m1 stop Santiago Arturo Merino Benitez

16:05 - 19:40SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

40h 35m2 stops Melbourne Santiago Arturo Merino Benitez

$2,517Multiple Airlines

Sat, 29 Aug - Sat, 12 Sep

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LATAM Airlines flights from Buenos Aires to Sydney

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

LATAM Airlines

24 Sept

AEP21:00Buenos Aires Jorge Newbery

20h 50m

1 stop

SYD06:50Sydney Kingsford Smith

10 Oct

SYD12:45Sydney Kingsford Smith

20h 55m

1 stop

AEP19:40Buenos Aires Jorge Newbery

$2,063

LATAM Airlines

24 Sept

AEP21:00Buenos Aires Jorge Newbery

20h 50m

1 stop

SYD06:50Sydney Kingsford Smith

10 Oct

SYD12:45Sydney Kingsford Smith

16h 05m

1 stop

AEP14:50Buenos Aires Jorge Newbery

$2,098

LATAM Airlines

24 Sept

AEP22:30Buenos Aires Jorge Newbery

19h 20m

1 stop

SYD06:50Sydney Kingsford Smith

5 Nov

SYD08:45Sydney Kingsford Smith

26h 45m

2 stops

AEP21:30Buenos Aires Jorge Newbery

$2,105

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Buenos AiresSydney

AEP Buenos Aires Jorge Newbery - SYD Sydney Kingsford Smith

AEPSYD

Buenos Aires Jorge Newbery

Thu 24/9

21:00-06:50

1 stop20h 50m

Sydney Kingsford Smith

Sat 10/10

12:45-19:40

1 stop20h 55m

$2,063

Fastest return journey

Buenos AiresSydney

AEP Buenos Aires Jorge Newbery - SYD Sydney Kingsford Smith

AEPSYD

Buenos Aires Jorge Newbery

Thu 24/9

21:00-06:50

1 stop20h 50m

Sydney Kingsford Smith

Sat 10/10

12:45-14:50

1 stop16h 05m

$2,098

Buenos AiresSydney

AEP Buenos Aires Jorge Newbery - SYD Sydney Kingsford Smith

AEPSYD

Buenos Aires Jorge Newbery

Thu 24/9

22:30-06:50

1 stop19h 20m

Sydney Kingsford Smith

Thu 5/11

08:45-21:30

2 stops26h 45m

$2,105

Buenos AiresSydney

AEP Buenos Aires Jorge Newbery - SYD Sydney Kingsford Smith

AEPSYD

Buenos Aires Jorge Newbery

Thu 24/9

21:00-06:50

1 stop20h 50m

Sydney Kingsford Smith

Thu 5/11

08:45-21:30

2 stops26h 45m

$2,106

Buenos AiresSydney

EZE Buenos Aires Ministro Pistarini - SYD Sydney Kingsford Smith

EZESYD

Buenos Aires Ministro Pistarini

Tue 10/11

11:20-09:00

2 stops31h 40m

Sydney Kingsford Smith

Thu 19/11

08:30-18:35

2 stops24h 05m

$2,112

Buenos AiresSydney

AEP Buenos Aires Jorge Newbery - SYD Sydney Kingsford Smith

AEPSYD

Buenos Aires Jorge Newbery

Wed 30/9

21:00-06:50

1 stop20h 50m

Sydney Kingsford Smith

Sun 18/10

12:45-14:50

1 stop16h 05m

$2,198

Buenos AiresSydney

AEP Buenos Aires Jorge Newbery - SYD Sydney Kingsford Smith

AEPSYD

Buenos Aires Jorge Newbery

Thu 5/11

15:50-06:15

1 stop24h 25m

Sydney Kingsford Smith

Thu 11/3

11:10-14:40

1 stop17h 30m

$2,198

Buenos AiresSydney

AEP Buenos Aires Jorge Newbery - SYD Sydney Kingsford Smith

AEPSYD

Buenos Aires Jorge Newbery

Thu 24/9

22:30-06:50

1 stop19h 20m

Sydney Kingsford Smith

Thu 5/11

11:10-19:40

1 stop22h 30m

$2,198

Buenos AiresSydney

EZE Buenos Aires Ministro Pistarini - SYD Sydney Kingsford Smith

EZESYD

Buenos Aires Ministro Pistarini

Sat 17/10

19:21-07:50

1 stop22h 29m

Sydney Kingsford Smith

Tue 27/10

06:25-18:35

2 stops26h 10m

$2,207

Buenos AiresSydney

EZE Buenos Aires Ministro Pistarini - SYD Sydney Kingsford Smith

EZESYD

Buenos Aires Ministro Pistarini

Sat 17/10

15:35-07:50

2 stops26h 15m

Sydney Kingsford Smith

Tue 27/10

06:25-18:35

2 stops26h 10m

$2,207

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?

Prices are currently low for flights on this route.

Typical prices usually range from $2,279 to $2,592.
The lowest price recently found on this route was $2,063.

What is the cheapest month to fly to Sydney?

The month of August is, on average, the cheapest month to fly to Sydney from Buenos Aires, with most prices found around $2,430. If you aren’t able to travel to Sydney during the month of August, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $2,458.

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

You could potentially save up to 25% 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 August 2026, prices for Buenos Aires to Sydney flights are approximately 19% 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

Best price found	$1,181
Fastest flight time	17h 45m
Direct flights	None

The best one-way flight to Sydney from Buenos Aires in the past 72 hours is $1,181. The best return flight deal from Buenos Aires to Sydney found on momondo in the last 72 hours is $2,063.

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 August 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 (86% of total bookings). The next most popular airline is China Eastern (14%).

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 $2,338	Free cancellation	Rating 7.4 1,988 reviews		Search LATAM Airlines flights

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Coogee

Manly

Leura

Randwick

Cronulla

Bondi Beach

Charlestown

Swansea

Newport

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.