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

LATAM Airlines and China Eastern are the most popular carriers 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.

$1,248 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.

05:45 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

36h 05m1 stop Santiago Arturo Merino Benitez

11:45 - 21:20SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

22h 35m1 stop Santiago Arturo Merino Benitez

$2,012Multiple Airlines

Tue, 8 Sep - Tue, 29 Sep

05:45 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

36h 05m1 stop Santiago Arturo Merino Benitez

11:45 - 09:16SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

34h 31m2 stops Santiago Arturo Merino Benitez Mendoza El Plumerillo

$2,033Multiple Airlines

Tue, 8 Sep - Tue, 29 Sep

05:10 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

36h 40m1 stop Santiago Arturo Merino Benitez

11:45 - 21:20SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

22h 35m1 stop Santiago Arturo Merino Benitez

$2,034Multiple Airlines

Wed, 2 Sep - Mon, 21 Sep

05:45 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

36h 05m1 stop Santiago Arturo Merino Benitez

11:45 - 18:20SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

19h 35m1 stop Santiago Arturo Merino Benitez

$2,058Multiple Airlines

Thu, 3 Sep - Wed, 16 Sep

12:10 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

29h 40m1 stop Santiago Arturo Merino Benitez

11:45 - 10:23SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

35h 38m2 stops Santiago Arturo Merino Benitez Mendoza El Plumerillo

$2,058Multiple Airlines

Wed, 2 Sep - Mon, 21 Sep

21:30 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

20h 20m1 stop Santiago Arturo Merino Benitez

11:45 - 18:20SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

19h 35m1 stop Santiago Arturo Merino Benitez

$2,093Multiple Airlines

Thu, 3 Sep - Wed, 16 Sep

21:30 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

20h 20m1 stop Santiago Arturo Merino Benitez

11:45 - 15:30SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

16h 45m1 stop Santiago Arturo Merino Benitez

$2,096Multiple Airlines

Sat, 5 Sep - Sat, 19 Sep

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

35h 50m2 stops Mendoza El Plumerillo Santiago Arturo Merino Benitez

11:45 - 09:16SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

34h 31m2 stops Santiago Arturo Merino Benitez Mendoza El Plumerillo

$2,096Multiple Airlines

Tue, 8 Sep - Tue, 29 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

$2,110LATAM Airlines

Tue, 8 Sep - Tue, 29 Sep

12:15 - 06:50EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

29h 35m1 stop Santiago Arturo Merino Benitez

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

19h 36m1 stop Santiago Arturo Merino Benitez

$2,112LATAM Airlines

Wed, 2 Sep - Mon, 21 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

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

19h 20m1 stop Santiago Arturo Merino Benitez

07:00 - 14:50SYD Sydney Kingsford Smith-AEP Buenos Aires Jorge Newbery

20h 50m2 stops Melbourne Santiago Arturo Merino Benitez

$2,502Multiple Airlines

Sun, 23 Aug - Sun, 30 Aug

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

22h 29m1 stop Santiago Arturo Merino Benitez

18:30 - 18:21SYD Sydney Kingsford Smith-EZE Buenos Aires Ministro Pistarini

36h 51m2 stops Melbourne Santiago Arturo Merino Benitez

$2,513Multiple Airlines

Sun, 23 Aug - Sun, 30 Aug

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

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

19:45 - 18:21SYD Sydney Kingsford Smith-EZE Buenos Aires Ministro Pistarini

35h 36m2 stops Melbourne Santiago Arturo Merino Benitez

$2,513Multiple Airlines

Sun, 23 Aug - Sun, 30 Aug

15:45 - 06:50EZE Buenos Aires Ministro Pistarini-SYD Sydney Kingsford Smith

26h 05m1 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

$2,513Multiple Airlines

Wed, 26 Aug - Wed, 2 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

$2,518LATAM Airlines

Sun, 23 Aug - Sun, 30 Aug

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

$2,520LATAM Airlines

Sat, 22 Aug - Sat, 29 Aug

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

$2,567Multiple Airlines

Mon, 24 Aug - Mon, 31 Aug

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

$2,567Multiple Airlines

Mon, 24 Aug - Mon, 31 Aug

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

20h 50m1 stop Santiago Arturo Merino Benitez

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

20h 55m1 stop Santiago Arturo Merino Benitez

$2,574LATAM Airlines

Fri, 21 Aug - Fri, 28 Aug

08:40 - 06:50AEP Buenos Aires Jorge Newbery-SYD Sydney Kingsford Smith

33h 10m2 stops Lima J Chavez Intl Santiago Arturo Merino Benitez

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

16h 05m1 stop Santiago Arturo Merino Benitez

$2,574LATAM Airlines

Fri, 21 Aug - Fri, 28 Aug

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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

8 Sept

EZE19:21Buenos Aires Ministro Pistarini

22h 29m

1 stop

SYD06:50Sydney Kingsford Smith

29 Sept

SYD11:45Sydney Kingsford Smith

19h 36m

1 stop

EZE18:21Buenos Aires Ministro Pistarini

$2,110

LATAM Airlines

2 Sept

EZE12:15Buenos Aires Ministro Pistarini

29h 35m

1 stop

SYD06:50Sydney Kingsford Smith

21 Sept

SYD11:45Sydney Kingsford Smith

19h 36m

1 stop

EZE18:21Buenos Aires Ministro Pistarini

$2,112

LATAM Airlines

5 Sept

EZE19:21Buenos Aires Ministro Pistarini

22h 29m

1 stop

SYD06:50Sydney Kingsford Smith

19 Sept

SYD11:45Sydney Kingsford Smith

19h 36m

1 stop

EZE18:21Buenos Aires Ministro Pistarini

$2,155

China Eastern flights from Buenos Aires to Sydney

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

China Eastern

31 Aug

EZE02:15Buenos Aires Ministro Pistarini

41h 05m

1 stop

SYD08:20Sydney Kingsford Smith

23 Sept

SYD19:25Sydney Kingsford Smith

34h 20m

1 stop

EZE16:45Buenos Aires Ministro Pistarini

$2,411

China Eastern

31 Aug

EZE02:15Buenos Aires Ministro Pistarini

23h 55m

1 stop

SYD15:10Sydney Kingsford Smith

30 Sept

SYD17:50Sydney Kingsford Smith

35h 55m

1 stop

EZE16:45Buenos Aires Ministro Pistarini

$2,565

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

Tue 8/9

05:45-06:50

1 stop36h 05m

Sydney Kingsford Smith

Tue 29/9

11:45-21:20

1 stop22h 35m

$2,012

Buenos AiresSydney

AEP Buenos Aires Jorge Newbery - SYD Sydney Kingsford Smith

AEPSYD

Buenos Aires Jorge Newbery

Tue 8/9

05:45-06:50

1 stop36h 05m

Sydney Kingsford Smith

Tue 29/9

11:45-09:16

2 stops34h 31m

$2,033

Buenos AiresSydney

AEP Buenos Aires Jorge Newbery - SYD Sydney Kingsford Smith

AEPSYD

Buenos Aires Jorge Newbery

Wed 2/9

05:10-06:50

1 stop36h 40m

Sydney Kingsford Smith

Mon 21/9

11:45-21:20

1 stop22h 35m

$2,034

Buenos AiresSydney

AEP Buenos Aires Jorge Newbery - SYD Sydney Kingsford Smith

AEPSYD

Buenos Aires Jorge Newbery

Thu 3/9

05:45-06:50

1 stop36h 05m

Sydney Kingsford Smith

Wed 16/9

11:45-18:20

1 stop19h 35m

$2,058

Buenos AiresSydney

AEP Buenos Aires Jorge Newbery - SYD Sydney Kingsford Smith

AEPSYD

Buenos Aires Jorge Newbery

Wed 2/9

12:10-06:50

1 stop29h 40m

Sydney Kingsford Smith

Mon 21/9

11:45-10:23

2 stops35h 38m

$2,058

Buenos AiresSydney

AEP Buenos Aires Jorge Newbery - SYD Sydney Kingsford Smith

AEPSYD

Buenos Aires Jorge Newbery

Thu 3/9

21:30-06:50

1 stop20h 20m

Sydney Kingsford Smith

Wed 16/9

11:45-18:20

1 stop19h 35m

$2,093

Fastest return journey

Buenos AiresSydney

AEP Buenos Aires Jorge Newbery - SYD Sydney Kingsford Smith

AEPSYD

Buenos Aires Jorge Newbery

Sat 5/9

21:30-06:50

1 stop20h 20m

Sydney Kingsford Smith

Sat 19/9

11:45-15:30

1 stop16h 45m

$2,096

Buenos AiresSydney

AEP Buenos Aires Jorge Newbery - SYD Sydney Kingsford Smith

AEPSYD

Buenos Aires Jorge Newbery

Tue 8/9

06:00-06:50

2 stops35h 50m

Sydney Kingsford Smith

Tue 29/9

11:45-09:16

2 stops34h 31m

$2,096

Buenos AiresSydney

EZE Buenos Aires Ministro Pistarini - SYD Sydney Kingsford Smith

EZESYD

Buenos Aires Ministro Pistarini

Tue 8/9

19:21-06:50

1 stop22h 29m

Sydney Kingsford Smith

Tue 29/9

11:45-18:21

1 stop19h 36m

$2,110

Buenos AiresSydney

EZE Buenos Aires Ministro Pistarini - SYD Sydney Kingsford Smith

EZESYD

Buenos Aires Ministro Pistarini

Wed 2/9

12:15-06:50

1 stop29h 35m

Sydney Kingsford Smith

Mon 21/9

11:45-18:21

1 stop19h 36m

$2,112

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 $2,291 to $2,605.
The lowest price recently found on this route was $2,012.

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 $2,405. 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 $2,471.

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	$1,248
Fastest flight time	19h 15m
Direct flights	None

The best one-way flight to Sydney from Buenos Aires in the past 72 hours is $1,248. The best return flight deal from Buenos Aires to Sydney found on momondo in the last 72 hours is $2,012.

The fastest flight from Buenos Aires to Sydney takes 19h 15m

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 19h 15m.
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 (87% of total bookings). The next most popular airline is China Eastern (13%).

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 $2,350	Free cancellation	Rating 7.4 1,989 reviews		Search LATAM Airlines flights

Parramatta

Wollongong

Terrigal

Katoomba

Penrith

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.