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 December 2025, 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.

$1,259 Cheap Flights from Buenos Aires to Sydney in 2025/26

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 $3,303 to $4,742. The lowest price recently found on this route was $2,290.

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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.

21:05 - 15:45

AEP

SYD

28h 40m2 stops

08:10 - 19:40

SYD

AEP

25h 30m2 stops

$2,290Multiple Airlines

Wed, 18 Feb - Sun, 22 Feb

21:05 - 08:55

AEP

SYD

21h 50m2 stops

06:30 - 19:40

SYD

AEP

26h 10m2 stops

$2,292Multiple Airlines

Sat, 14 Mar - Mon, 6 Apr

19:43 - 08:55

EZE

SYD

23h 12m2 stops

07:00 - 18:21

SYD

EZE

24h 21m2 stops

$2,292Multiple Airlines

Sat, 14 Mar - Mon, 6 Apr

21:05 - 08:55

AEP

SYD

21h 50m2 stops

11:10 - 19:40

SYD

AEP

22h 30m1 stop

$2,293Multiple Airlines

Wed, 18 Feb - Sun, 22 Feb

19:43 - 06:15

EZE

SYD

20h 32m1 stop

08:10 - 18:43

SYD

EZE

24h 33m2 stops

$2,293Multiple Airlines

Wed, 18 Feb - Sun, 22 Feb

21:05 - 08:55

AEP

SYD

21h 50m2 stops

11:45 - 19:40

SYD

AEP

20h 55m1 stop

$2,295Multiple Airlines

Sat, 14 Mar - Mon, 6 Apr

19:43 - 10:50

EZE

SYD

25h 07m2 stops

11:45 - 18:21

SYD

EZE

19h 36m1 stop

$2,295Multiple Airlines

Sat, 14 Mar - Mon, 6 Apr

21:05 - 09:45

AEP

SYD

22h 40m2 stops

07:00 - 19:40

SYD

AEP

25h 40m2 stops

$2,296Multiple Airlines

Sat, 14 Mar - Mon, 6 Apr

15:40 - 06:15

AEP

SYD

24h 35m1 stop

11:45 - 19:40

SYD

AEP

20h 55m1 stop

$2,298LATAM Airlines

Sat, 14 Mar - Mon, 6 Apr

12:00 - 06:15

EZE

SYD

28h 15m1 stop

11:45 - 18:21

SYD

EZE

19h 36m1 stop

$2,298LATAM Airlines

Sat, 14 Mar - Mon, 6 Apr

LATAM Airlines flights from Buenos Aires to Sydney

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

LATAM Airlines

14 Mar

AEP15:40Buenos Aires Jorge Newbery

24h 35m

1 stop

SYD06:15Sydney Kingsford Smith

6 Apr

SYD11:45Sydney Kingsford Smith

16h 00m

1 stop

AEP14:45Buenos Aires Jorge Newbery

$2,296

Find similar

LATAM Airlines

14 Mar

AEP15:40Buenos Aires Jorge Newbery

24h 35m

1 stop

SYD06:15Sydney Kingsford Smith

6 Apr

SYD11:45Sydney Kingsford Smith

20h 55m

1 stop

AEP19:40Buenos Aires Jorge Newbery

$2,298

Find similar

LATAM Airlines

20 Feb

AEP21:05Buenos Aires Jorge Newbery

19h 10m

1 stop

SYD06:15Sydney Kingsford Smith

8 Mar

SYD11:10Sydney Kingsford Smith

17h 30m

1 stop

AEP14:40Buenos Aires Jorge Newbery

$2,350

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Wed 18/2

21:05-15:45

2 stops28h 40m

Sydney Kingsford Smith

Sun 22/2

08:10-19:40

2 stops25h 30m

$2,290

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Sat 14/3

21:05-08:55

2 stops21h 50m

Sydney Kingsford Smith

Mon 6/4

06:30-19:40

2 stops26h 10m

$2,292

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Sat 14/3

19:43-08:55

2 stops23h 12m

Sydney Kingsford Smith

Mon 6/4

07:00-18:21

2 stops24h 21m

$2,292

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Wed 18/2

21:05-08:55

2 stops21h 50m

Sydney Kingsford Smith

Sun 22/2

11:10-19:40

1 stop22h 30m

$2,293

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Wed 18/2

19:43-06:15

1 stop20h 32m

Sydney Kingsford Smith

Sun 22/2

08:10-18:43

2 stops24h 33m

$2,293

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Sat 14/3

21:05-08:55

2 stops21h 50m

Sydney Kingsford Smith

Mon 6/4

11:45-19:40

1 stop20h 55m

$2,295

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Sat 14/3

19:43-10:50

2 stops25h 07m

Sydney Kingsford Smith

Mon 6/4

11:45-18:21

1 stop19h 36m

$2,295

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Sat 14/3

21:05-09:45

2 stops22h 40m

Sydney Kingsford Smith

Mon 6/4

07:00-19:40

2 stops25h 40m

$2,296

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Sat 14/3

15:40-06:15

1 stop24h 35m

Sydney Kingsford Smith

Mon 6/4

11:45-19:40

1 stop20h 55m

$2,298

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Sat 14/3

12:00-06:15

1 stop28h 15m

Sydney Kingsford Smith

Mon 6/4

11:45-18:21

1 stop19h 36m

$2,298

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

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 $2,601. 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 $2,662.

What is the cheapest day to depart on your flight to Sydney?

Our data shows that Tuesday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $2,618. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $3,815.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the afternoon. momondo users have found flights departing from Buenos Aires to Sydney in the afternoon for as low as $2,790. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $3,815 on average. Flights to Sydney from Buenos Aires in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You could potentially save up to 12% 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 December 2025, prices for Buenos Aires to Sydney flights are approximately 34% 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	20h 32m
Direct flights	None

The fastest flight from Buenos Aires to Sydney takes 20h 32m

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

Search flight deals

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 20h 32m.
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 December 2025, 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 (100% of total bookings).

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 $2,034	Free cancellation	Rating 7.5 1,895 reviews		Search LATAM Airlines flights

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Leura

Manly

Bondi Beach

Coogee

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.