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 April 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.

$1,294 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 low for flights on this route. Typical prices usually range from $3,309 to $2,499. The lowest price recently found on this route was $2,182.

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Buenos Aires to Sydney

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

22:30 - 06:50

AEP

SYD

19h 20m

1 stop

11:45 - 19:40

SYD

AEP

20h 55m

1 stop

$2,182LATAM Airlines

Sat, 2 May - Fri, 15 May

21:00 - 06:50

AEP

SYD

20h 50m

1 stop

11:45 - 19:40

SYD

AEP

20h 55m

1 stop

$2,189LATAM Airlines

Sat, 2 May - Fri, 15 May

22:30 - 09:25

AEP

SYD

21h 55m

2 stops

08:25 - 14:50

SYD

AEP

19h 25m

2 stops

$2,193LATAM Airlines

Tue, 14 Jul - Sat, 8 Aug

12:50 - 06:50

AEP

SYD

29h 00m

1 stop

11:45 - 00:18

SYD

AEP

25h 33m

2 stops

$2,201Multiple Airlines

Wed, 13 May - Wed, 20 May

22:30 - 06:50

AEP

SYD

19h 20m

1 stop

08:55 - 19:40

SYD

AEP

23h 45m

2 stops

$2,209LATAM Airlines

Fri, 15 May - Fri, 22 May

22:30 - 06:50

AEP

SYD

19h 20m

1 stop

11:40 - 19:40

SYD

AEP

21h 00m

2 stops

$2,214LATAM Airlines

Fri, 15 May - Fri, 22 May

22:30 - 06:50

AEP

SYD

19h 20m

1 stop

11:55 - 19:40

SYD

AEP

20h 45m

2 stops

$2,216Multiple Airlines

Fri, 15 May - Fri, 22 May

20:05 - 06:50

AEP

SYD

45h 45m

2 stops

19:20 - 19:40

SYD

AEP

37h 20m

2 stops

$2,221Multiple Airlines

Sat, 16 May - Sat, 23 May

02:15 - 08:20

EZE

SYD

41h 05m

1 stop

08:55 - 16:30

SYD

EZE

20h 35m

1 stop

$2,289China Eastern

Thu, 28 May - Mon, 15 Jun

02:15 - 08:20

EZE

SYD

41h 05m

1 stop

08:55 - 16:30

SYD

EZE

20h 35m

1 stop

$2,295China Eastern

Thu, 28 May - Mon, 15 Jun

LATAM Airlines flights from Buenos Aires to Sydney

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

LATAM Airlines

18 May

AEP09:25Buenos Aires Jorge Newbery

33h 55m

2 stops

SYD08:20Sydney Kingsford Smith

25 May

SYD11:45Sydney Kingsford Smith

16h 05m

1 stop

AEP14:50Buenos Aires Jorge Newbery

$2,198

LATAM Airlines

15 May

AEP22:30Buenos Aires Jorge Newbery

19h 20m

1 stop

SYD06:50Sydney Kingsford Smith

22 May

SYD08:55Sydney Kingsford Smith

23h 45m

2 stops

AEP19:40Buenos Aires Jorge Newbery

$2,209

LATAM Airlines

15 May

AEP22:30Buenos Aires Jorge Newbery

19h 20m

1 stop

SYD06:50Sydney Kingsford Smith

22 May

SYD11:40Sydney Kingsford Smith

21h 00m

2 stops

AEP19:40Buenos Aires Jorge Newbery

$2,214

United Airlines flights from Buenos Aires to Sydney

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

United Airlines

7 Apr

EZE21:00Buenos Aires Ministro Pistarini

45h 00m

2 stops

SYD07:00Sydney Kingsford Smith

26 Apr

SYD09:30Sydney Kingsford Smith

35h 30m

2 stops

EZE08:00Buenos Aires Ministro Pistarini

$3,165

United Airlines

7 Apr

EZE21:00Buenos Aires Ministro Pistarini

45h 00m

2 stops

SYD07:00Sydney Kingsford Smith

26 Apr

SYD09:30Sydney Kingsford Smith

35h 30m

2 stops

EZE08:00Buenos Aires Ministro Pistarini

$3,167

United Airlines

9 Apr

EZE21:00Buenos Aires Ministro Pistarini

45h 00m

2 stops

SYD07:00Sydney Kingsford Smith

27 Apr

SYD09:30Sydney Kingsford Smith

59h 30m

2 stops

EZE08:00Buenos Aires Ministro Pistarini

$3,323

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Sat 2/5

22:30-06:50

1 stop19h 20m

Sydney Kingsford Smith

Fri 15/5

11:45-19:40

1 stop20h 55m

$2,182

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Sat 2/5

21:00-06:50

1 stop20h 50m

Sydney Kingsford Smith

Fri 15/5

11:45-19:40

1 stop20h 55m

$2,189

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Tue 14/7

22:30-09:25

2 stops21h 55m

Sydney Kingsford Smith

Sat 8/8

08:25-14:50

2 stops19h 25m

$2,193

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Wed 13/5

12:50-06:50

1 stop29h 00m

Sydney Kingsford Smith

Wed 20/5

11:45-00:18

2 stops25h 33m

$2,200

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Fri 15/5

22:30-06:50

1 stop19h 20m

Sydney Kingsford Smith

Fri 22/5

08:55-19:40

2 stops23h 45m

$2,209

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Fri 15/5

22:30-06:50

1 stop19h 20m

Sydney Kingsford Smith

Fri 22/5

11:40-19:40

2 stops21h 00m

$2,214

Fastest return journey

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Fri 15/5

22:30-06:50

1 stop19h 20m

Sydney Kingsford Smith

Fri 22/5

11:55-19:40

2 stops20h 45m

$2,216

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Sat 16/5

20:05-06:50

2 stops45h 45m

Sydney Kingsford Smith

Sat 23/5

19:20-19:40

2 stops37h 20m

$2,221

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Thu 28/5

02:15-08:20

1 stop41h 05m

Sydney Kingsford Smith

Mon 15/6

08:55-16:30

1 stop20h 35m

$2,289

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Thu 28/5

02:15-08:20

1 stop41h 05m

Sydney Kingsford Smith

Mon 15/6

08:55-16:30

1 stop20h 35m

$2,295

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 August is, on average, the cheapest month to fly to Sydney from Buenos Aires, with most prices found around $2,443. If you aren’t able to travel to Sydney during the month of August, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $2,585.

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

You could potentially save up to 30% 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 April 2026, prices for Buenos Aires to Sydney flights are approximately 23% 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	19h 20m
Direct flights	None

The fastest flight from Buenos Aires to Sydney takes 19h 20m

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 20m.
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 April 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 (91% of total bookings). The next most popular airline is China Eastern (9%).

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 $1,982	Free cancellation	Rating 7.4 1,908 reviews		Search LATAM Airlines flights

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Manly

Coogee

Leura

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.