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 October 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.

$1,360 Cheap Flights from Buenos Aires to Sydney in 2025/26

1 adult

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.

19:43 - 10:15EZE-SYD

24h 32m2 stops

08:10 - 20:55SYD-EZE

26h 45m2 stops

$2,384Multiple Airlines

Find Deal

Sat, 7 Mar - Mon, 23 Mar

19:43 - 06:15EZE-SYD

20h 32m1 stop

11:10 - 18:43SYD-EZE

21h 33m1 stop

$2,411LATAM Airlines

Find Deal

Sat, 8 Nov - Tue, 18 Nov

21:05 - 09:45AEP-SYD

22h 40m2 stops

06:20 - 19:40SYD-AEP

27h 20m2 stops

$2,441Multiple Airlines

Find Deal

Sat, 8 Nov - Tue, 18 Nov

19:43 - 10:50EZE-SYD

25h 07m2 stops

06:20 - 18:43SYD-EZE

26h 23m2 stops

$2,441Multiple Airlines

Find Deal

Sat, 8 Nov - Tue, 18 Nov

21:05 - 08:00AEP-SYD

44h 55m2 stops

07:00 - 19:40SYD-AEP

26h 40m2 stops

$2,473Multiple Airlines

Find Deal

Sun, 9 Nov - Mon, 17 Nov

05:45 - 20:50AEP-SYD

25h 05m2 stops

13:05 - 20:40SYD-AEP

21h 35m2 stops

$2,481Multiple Airlines

Find Deal

Tue, 2 Dec - Tue, 9 Dec

12:15 - 06:20EZE-SYD

28h 05m1 stop

08:45 - 18:43SYD-EZE

23h 58m2 stops

$2,482LATAM Airlines

Find Deal

Sat, 7 Mar - Mon, 23 Mar

21:05 - 06:15AEP-SYD

19h 10m1 stop

06:20 - 19:40SYD-AEP

27h 20m2 stops

$2,516Multiple Airlines

Find Deal

Sat, 8 Nov - Tue, 18 Nov

19:43 - 06:15EZE-SYD

20h 32m1 stop

06:20 - 18:43SYD-EZE

26h 23m2 stops

$2,516Multiple Airlines

Find Deal

Sat, 8 Nov - Tue, 18 Nov

15:40 - 06:15AEP-SYD

24h 35m1 stop

08:00 - 19:40SYD-AEP

25h 40m2 stops

$2,532LATAM Airlines

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

8 Nov

EZE19:43Buenos Aires Ministro Pistarini

20h 32m

1 stop

SYD06:15Sydney Kingsford Smith

18 Nov

SYD11:10Sydney Kingsford Smith

21h 33m

1 stop

EZE18:43Buenos Aires Ministro Pistarini

$2,411

Find similar

LATAM Airlines

7 Mar

EZE12:15Buenos Aires Ministro Pistarini

28h 05m

1 stop

SYD06:20Sydney Kingsford Smith

23 Mar

SYD08:45Sydney Kingsford Smith

23h 58m

2 stops

EZE18:43Buenos Aires Ministro Pistarini

$2,482

Find similar

LATAM Airlines

19 Nov

AEP15:40Buenos Aires Jorge Newbery

24h 35m

1 stop

SYD06:15Sydney Kingsford Smith

5 Feb

SYD08:00Sydney Kingsford Smith

25h 40m

2 stops

AEP19:40Buenos Aires Jorge Newbery

$2,532

Find similar

United Airlines flights from Buenos Aires to Sydney

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

United Airlines

2 Nov

EZE23:55Buenos Aires Ministro Pistarini

41h 05m

1 stop

SYD07:00Sydney Kingsford Smith

16 Nov

SYD11:50Sydney Kingsford Smith

33h 30m

1 stop

EZE07:20Buenos Aires Ministro Pistarini

$3,159

Find similar

United Airlines

30 Oct

EZE22:55Buenos Aires Ministro Pistarini

44h 20m

2 stops

SYD09:15Sydney Kingsford Smith

15 Nov

SYD11:20Sydney Kingsford Smith

34h 00m

2 stops

EZE07:20Buenos Aires Ministro Pistarini

$5,326

Find similar

United Airlines

30 Oct

EZE21:05Buenos Aires Ministro Pistarini

46h 00m

2 stops

SYD09:05Sydney Kingsford Smith

15 Nov

SYD12:10Sydney Kingsford Smith

33h 10m

2 stops

EZE07:20Buenos Aires Ministro Pistarini

$5,338

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Sat 7/3

19:43-10:15

2 stops24h 32m

Sydney Kingsford Smith

Mon 23/3

08:10-20:55

2 stops26h 45m

$2,384

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Sat 8/11

19:43-06:15

1 stop20h 32m

Sydney Kingsford Smith

Tue 18/11

11:10-18:43

1 stop21h 33m

$2,411

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Sat 8/11

21:05-09:45

2 stops22h 40m

Sydney Kingsford Smith

Tue 18/11

06:20-19:40

2 stops27h 20m

$2,441

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Sat 8/11

19:43-10:50

2 stops25h 07m

Sydney Kingsford Smith

Tue 18/11

06:20-18:43

2 stops26h 23m

$2,441

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Sun 9/11

21:05-08:00

2 stops44h 55m

Sydney Kingsford Smith

Mon 17/11

07:00-19:40

2 stops26h 40m

$2,473

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Tue 2/12

05:45-20:50

2 stops25h 05m

Sydney Kingsford Smith

Tue 9/12

13:05-20:40

2 stops21h 35m

$2,481

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Sat 7/3

12:15-06:20

1 stop28h 05m

Sydney Kingsford Smith

Mon 23/3

08:45-18:43

2 stops23h 58m

$2,482

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Sat 8/11

21:05-06:15

1 stop19h 10m

Sydney Kingsford Smith

Tue 18/11

06:20-19:40

2 stops27h 20m

$2,516

Buenos AiresSydney

EZE - SYD

EZESYD

Buenos Aires Ministro Pistarini

Sat 8/11

19:43-06:15

1 stop20h 32m

Sydney Kingsford Smith

Tue 18/11

06:20-18:43

2 stops26h 23m

$2,516

Buenos AiresSydney

AEP - SYD

AEPSYD

Buenos Aires Jorge Newbery

Wed 19/11

15:40-06:15

1 stop24h 35m

Sydney Kingsford Smith

Thu 5/2

08:00-19:40

2 stops25h 40m

$2,532

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 $2,701. 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 $2,869.

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 $2,708. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $3,946.

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 $2,885. 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 $3,946 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 $3,443 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 $2,799 on momondo.

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

You could potentially save up to 26% 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 October 2025, prices for Buenos Aires to Sydney flights are approximately 6% 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.

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 19h 10m.
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 October 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 $2,574	Free cancellation	Rating 7.5 1,868 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.