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.

$1,323 Cheap Flights from Buenos Aires to Sydney in 2025/26

1 adult

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Find the cheapest flights from Buenos Aires to Sydney

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19:43 - 08:55

EZE

SYD

23h 12m2 stops

07:00 - 18:43

SYD

EZE

25h 43m2 stops

$2,322Multiple Airlines

Mon, 9 Feb - Mon, 23 Feb

21:05 - 08:55

AEP

SYD

21h 50m2 stops

06:30 - 19:40

SYD

AEP

26h 10m2 stops

$2,336Multiple 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

$2,336Multiple Airlines

Sat, 14 Mar - Mon, 6 Apr

15:40 - 06:15

AEP

SYD

24h 35m1 stop

06:00 - 19:40

SYD

AEP

26h 40m2 stops

$2,339Multiple Airlines

Sat, 14 Mar - Mon, 6 Apr

19:43 - 06:15

EZE

SYD

20h 32m1 stop

07:00 - 18:21

SYD

EZE

24h 21m2 stops

$2,339Multiple Airlines

Sat, 14 Mar - Mon, 6 Apr

19:43 - 06:15

EZE

SYD

20h 32m1 stop

11:45 - 18:21

SYD

EZE

19h 36m1 stop

$2,342LATAM Airlines

Sat, 14 Mar - Mon, 6 Apr

21:05 - 10:40

AEP

SYD

23h 35m2 stops

11:45 - 07:40

SYD

AEP

32h 55m2 stops

$2,378LATAM Airlines

Mon, 30 Mar - Wed, 15 Apr

12:22 - 10:40

EZE

SYD

32h 18m2 stops

11:45 - 02:45

SYD

EZE

28h 00m2 stops

$2,378LATAM Airlines

Mon, 30 Mar - Wed, 15 Apr

15:40 - 06:50

AEP

SYD

26h 10m1 stop

11:45 - 16:00

SYD

AEP

41h 15m2 stops

$2,429LATAM Airlines

Mon, 13 Apr - Mon, 27 Apr

13:22 - 06:50

EZE

SYD

28h 28m1 stop

11:45 - 02:45

SYD

EZE

52h 00m2 stops

$2,429LATAM Airlines

Mon, 13 Apr - Mon, 27 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

EZE19:43Buenos Aires Ministro Pistarini

20h 32m

1 stop

SYD06:15Sydney Kingsford Smith

6 Apr

SYD11:45Sydney Kingsford Smith

19h 36m

1 stop

EZE18:21Buenos Aires Ministro Pistarini

$2,342

Find similar

LATAM Airlines

11 Mar

AEP21:05Buenos Aires Jorge Newbery

19h 10m

1 stop

SYD06:15Sydney Kingsford Smith

17 Mar

SYD11:10Sydney Kingsford Smith

22h 30m

1 stop

AEP19:40Buenos Aires Jorge Newbery

$2,358

Find similar

LATAM Airlines

30 Mar

AEP21:05Buenos Aires Jorge Newbery

23h 35m

2 stops

SYD10:40Sydney Kingsford Smith

15 Apr

SYD11:45Sydney Kingsford Smith

32h 55m

2 stops

AEP07:40Buenos Aires Jorge Newbery

$2,378

Find similar

United Airlines flights from Buenos Aires to Sydney

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

United Airlines

25 Dec

EZE22:05Buenos Aires Ministro Pistarini

42h 15m

2 stops

SYD06:20Sydney Kingsford Smith

13 Jan

SYD11:50Sydney Kingsford Smith

33h 30m

1 stop

EZE07:20Buenos Aires Ministro Pistarini

$3,115

Find similar

United Airlines

25 Dec

EZE22:05Buenos Aires Ministro Pistarini

42h 15m

2 stops

SYD06:20Sydney Kingsford Smith

13 Jan

SYD12:10Sydney Kingsford Smith

35h 10m

2 stops

EZE09:20Buenos Aires Ministro Pistarini

$3,121

Find similar

United Airlines

27 Dec

EZE23:55Buenos Aires Ministro Pistarini

41h 05m

1 stop

SYD07:00Sydney Kingsford Smith

30 Jan

SYD11:50Sydney Kingsford Smith

33h 30m

1 stop

EZE07:20Buenos Aires Ministro Pistarini

$3,176

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Mon 9/2

19:43-08:55

2 stops23h 12m

Sydney Kingsford Smith

Mon 23/2

07:00-18:43

2 stops25h 43m

$2,322

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

$2,336

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

$2,336

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

06:00-19:40

2 stops26h 40m

$2,339

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Sat 14/3

19:43-06:15

1 stop20h 32m

Sydney Kingsford Smith

Mon 6/4

07:00-18:21

2 stops24h 21m

$2,339

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Sat 14/3

19:43-06:15

1 stop20h 32m

Sydney Kingsford Smith

Mon 6/4

11:45-18:21

1 stop19h 36m

$2,342

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Mon 30/3

21:05-10:40

2 stops23h 35m

Sydney Kingsford Smith

Wed 15/4

11:45-07:40

2 stops32h 55m

$2,378

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Mon 30/3

12:22-10:40

2 stops32h 18m

Sydney Kingsford Smith

Wed 15/4

11:45-02:45

2 stops28h 00m

$2,378

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Mon 13/4

15:40-06:50

1 stop26h 10m

Sydney Kingsford Smith

Mon 27/4

11:45-16:00

2 stops41h 15m

$2,429

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Mon 13/4

13:22-06:50

1 stop28h 28m

Sydney Kingsford Smith

Mon 27/4

11:45-02:45

2 stops52h 00m

$2,429

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 $2,634. 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 $2,696.

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 $2,651. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $3,863.

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 $2,825. 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 $3,863 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 36% 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	18h 50m
Direct flights	None

The fastest flight from Buenos Aires to Sydney takes 18h 50m

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 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 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 $2,059	Free cancellation	Rating 7.5 1,891 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.