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 September 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.

$1,327 Cheap Flights from Buenos Aires to Sydney in 2025

1 adult

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Find the cheapest flights from Buenos Aires to Sydney

Round-trip

One-way

Last minute

Cheap return flights

21:30 - 06:20AEP-SYD

18h 50m1 stop

11:10 - 20:40SYD-AEP

23h 30m1 stop

$2,292

Find Deal

Thu, 6 Nov - Wed, 19 Nov

19:43 - 06:20EZE-SYD

20h 37m1 stop

11:10 - 21:00SYD-EZE

23h 50m1 stop

$2,309

Find Deal

Thu, 6 Nov - Wed, 19 Nov

19:43 - 06:20EZE-SYD

20h 37m1 stop

11:10 - 20:55SYD-EZE

23h 45m1 stop

$2,527LATAM Airlines

Find Deal

Tue, 11 Nov - Fri, 28 Nov

21:05 - 06:45AEP-SYD

20h 40m1 stop

13:20 - 19:40SYD-AEP

20h 20m1 stop

$2,590LATAM Airlines

Find Deal

Fri, 19 Sep - Sun, 5 Oct

21:05 - 06:45AEP-SYD

20h 40m1 stop

13:20 - 19:40SYD-AEP

20h 20m1 stop

$2,593LATAM Airlines

Find Deal

Fri, 19 Sep - Sun, 5 Oct

21:05 - 06:45AEP-SYD

20h 40m1 stop

13:20 - 19:40SYD-AEP

20h 20m1 stop

$2,596LATAM Airlines

Find Deal

Fri, 19 Sep - Sun, 5 Oct

19:43 - 06:20EZE-SYD

20h 37m1 stop

11:10 - 17:13SYD-EZE

20h 03m1 stop

$2,606LATAM Airlines

Find Deal

Sat, 7 Mar - Sun, 29 Mar

21:05 - 09:35AEP-SYD

23h 30m2 stops

08:10 - 19:40SYD-AEP

25h 30m2 stops

$2,640

Find Deal

Mon, 22 Sep - Mon, 3 Nov

10:35 - 18:50AEP-SYD

66h 15m2 stops

15:50 - 21:30SYD-AEP

43h 40m2 stops

$2,854Qatar Airways

Find Deal

Tue, 28 Oct - Tue, 4 Nov

12:40 - 18:50AEP-SYD

40h 10m2 stops

21:40 - 17:00SYD-AEP

57h 20m2 stops

$2,857Qatar Airways

Find Deal

Wed, 19 Nov - Thu, 5 Feb

LATAM Airlines flights from Buenos Aires to Sydney

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

LATAM Airlines

11 Nov

EZE19:43Buenos Aires Ministro Pistarini

20h 37m

1 stop

SYD06:20Sydney Kingsford Smith

28 Nov

SYD11:10Sydney Kingsford Smith

23h 45m

1 stop

EZE20:55Buenos Aires Ministro Pistarini

$2,527

Find similar

LATAM Airlines

19 Sept

AEP21:05Buenos Aires Jorge Newbery

20h 40m

1 stop

SYD06:45Sydney Kingsford Smith

5 Oct

SYD13:20Sydney Kingsford Smith

20h 20m

1 stop

AEP19:40Buenos Aires Jorge Newbery

$2,590

Find similar

LATAM Airlines

19 Sept

EZE07:40Buenos Aires Ministro Pistarini

34h 05m

2 stops

SYD06:45Sydney Kingsford Smith

5 Oct

SYD13:20Sydney Kingsford Smith

23h 05m

1 stop

EZE22:25Buenos Aires Ministro Pistarini

$2,591

Find similar

Qatar Airways flights from Buenos Aires to Sydney

Our best Qatar Airways deals on Buenos Aires to Sydney flight tickets

Qatar Airways

28 Oct

AEP10:35Buenos Aires Jorge Newbery

66h 15m

2 stops

SYD18:50Sydney Kingsford Smith

4 Nov

SYD15:50Sydney Kingsford Smith

43h 40m

2 stops

AEP21:30Buenos Aires Jorge Newbery

$2,854

Find similar

Qatar Airways

19 Nov

AEP12:40Buenos Aires Jorge Newbery

40h 10m

2 stops

SYD18:50Sydney Kingsford Smith

5 Feb

SYD21:40Sydney Kingsford Smith

57h 20m

2 stops

AEP17:00Buenos Aires Jorge Newbery

$2,857

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Thu 6/11

21:30-06:20

1 stop18h 50m

Sydney Kingsford Smith

Wed 19/11

11:10-20:40

1 stop23h 30m

$2,292

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Thu 6/11

19:43-06:20

1 stop20h 37m

Sydney Kingsford Smith

Wed 19/11

11:10-21:00

1 stop23h 50m

$2,309

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Tue 11/11

19:43-06:20

1 stop20h 37m

Sydney Kingsford Smith

Fri 28/11

11:10-20:55

1 stop23h 45m

$2,527

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Fri 19/9

21:05-06:45

1 stop20h 40m

Sydney Kingsford Smith

Sun 5/10

13:20-19:40

1 stop20h 20m

$2,590

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Fri 19/9

21:05-06:45

1 stop20h 40m

Sydney Kingsford Smith

Sun 5/10

13:20-19:40

1 stop20h 20m

$2,593

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Fri 19/9

21:05-06:45

1 stop20h 40m

Sydney Kingsford Smith

Sun 5/10

13:20-19:40

1 stop20h 20m

$2,596

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Sat 7/3

19:43-06:20

1 stop20h 37m

Sydney Kingsford Smith

Sun 29/3

11:10-17:13

1 stop20h 03m

$2,606

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Mon 22/9

21:05-09:35

2 stops23h 30m

Sydney Kingsford Smith

Mon 3/11

08:10-19:40

2 stops25h 30m

$2,640

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Tue 28/10

10:35-18:50

2 stops66h 15m

Sydney Kingsford Smith

Tue 4/11

15:50-21:30

2 stops43h 40m

$2,854

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Wed 19/11

12:40-18:50

2 stops40h 10m

Sydney Kingsford Smith

Thu 5/2

21:40-17:00

2 stops57h 20m

$2,857

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 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 $2,638. If you aren’t able to travel to Sydney during the month of August, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $2,802.

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 $2,645. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $3,854.

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 $2,818. 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 $3,854 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.

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from Buenos Aires when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $3,396 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Buenos Aires for as low as $3,130 on momondo.

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

You could potentially save up to 18% 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 September 2025, prices for Buenos Aires to Sydney flights are approximately 9% 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

Direct flights	None

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

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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 18h 50m.
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 September 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 $2,514	Free cancellation	Rating 7.5 1,847 reviews		Search LATAM Airlines flights

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Leura

Manly

Bondi Beach

Coogee

Randwick

Cronulla

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.