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Cheap flights from Sydney to Buenos Aires from $1,163

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Buenos Aires departing on 11/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

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Air Canada Logo
10:20 - 15:10SYD-EZE
42h 50m3 stops
Air Canada Logo
16:35 - 07:20EZE-SYD
49h 45m3 stops
$2,363Air Canada
Find Deal
Sun, 22 Mar - Mon, 18 May
LATAM Airlines Logo
11:10 - 10:30SYD-AEP
37h 20m1 stop
LATAM Airlines Logo
21:05 - 06:15AEP-SYD
20h 10m1 stop
$2,365LATAM Airlines
Find Deal
Wed, 25 Mar - Wed, 20 May
LATAM Airlines Logo
11:10 - 20:55SYD-EZE
23h 45m1 stop
LATAM Airlines Logo
05:35 - 06:15EZE-SYD
35h 40m1 stop
$2,365LATAM Airlines
Find Deal
Wed, 25 Mar - Wed, 20 May
Air Canada Logo
11:20 - 15:10SYD-EZE
41h 50m3 stops
Air Canada Logo
16:45 - 09:35EZE-SYD
50h 50m3 stops
$2,368Air Canada
Find Deal
Sun, 8 Feb - Sun, 15 Feb
LATAM Airlines Logo
08:00 - 19:40SYD-AEP
25h 40m2 stops
LATAM Airlines Logo
21:05 - 06:15AEP-SYD
20h 10m1 stop
$2,371LATAM Airlines
Find Deal
Thu, 26 Mar - Sat, 23 May
Air Canada Logo
10:20 - 15:10SYD-EZE
42h 50m3 stops
Air Canada Logo
16:35 - 07:20EZE-SYD
49h 45m3 stops
$2,371Air Canada
Find Deal
Fri, 20 Mar - Wed, 8 Apr
LATAM Airlines Logo
11:10 - 18:43SYD-EZE
21h 33m1 stop
LATAM Airlines Logo
12:15 - 06:20EZE-SYD
28h 05m1 stop
$2,374LATAM Airlines
Find Deal
Sun, 8 Feb - Sun, 15 Feb
Multiple Airlines Logo
07:45 - 19:40SYD-AEP
24h 55m2 stops
Multiple Airlines Logo
20:10 - 08:25AEP-SYD
47h 15m3 stops
$2,376Multiple Airlines
Find Deal
Sat, 2 May - Sat, 16 May
LATAM Airlines Logo
08:30 - 19:40SYD-AEP
25h 10m2 stops
LATAM Airlines Logo
11:30 - 06:15AEP-SYD
28h 45m1 stop
$2,379LATAM Airlines
Find Deal
Fri, 6 Feb - Sun, 8 Mar
LATAM Airlines Logo
08:45 - 18:43SYD-EZE
23h 58m2 stops
LATAM Airlines Logo
19:13 - 06:15EZE-SYD
22h 02m1 stop
$2,379LATAM Airlines
Find Deal
Fri, 20 Mar - Thu, 9 Apr

American Airlines flights from Sydney to Buenos Aires

Our best American Airlines deals on Sydney to Buenos Aires flight tickets
American Airlines
11 Dec
SYD17:50Sydney Kingsford Smith
52h 15m
2 stops
EZE08:05Buenos Aires Ministro Pistarini
30 Jan
EZE23:20Buenos Aires Ministro Pistarini
67h 40m
2 stops
SYD09:00Sydney Kingsford Smith
$2,414
Find similar
American Airlines
3 Dec
SYD11:20Sydney Kingsford Smith
34h 45m
2 stops
EZE08:05Buenos Aires Ministro Pistarini
3 Mar
EZE23:59Buenos Aires Ministro Pistarini
43h 01m
2 stops
SYD09:00Sydney Kingsford Smith
$2,463
Find similar
American Airlines
22 Dec
SYD11:20Sydney Kingsford Smith
58h 45m
2 stops
EZE08:05Buenos Aires Ministro Pistarini
14 Feb
EZE23:20Buenos Aires Ministro Pistarini
67h 40m
2 stops
SYD09:00Sydney Kingsford Smith
$2,470
Find similar

Turkish Airlines flights from Sydney to Buenos Aires

Our best Turkish Airlines deals on Sydney to Buenos Aires flight tickets
Turkish Airlines
6 Feb
SYD21:15Sydney Kingsford Smith
63h 10m
3 stops
EZE22:25Buenos Aires Ministro Pistarini
10 Mar
EZE23:55Buenos Aires Ministro Pistarini
53h 25m
3 stops
SYD19:20Sydney Kingsford Smith
$2,704
Find similar
Turkish Airlines
6 Feb
SYD21:15Sydney Kingsford Smith
63h 10m
3 stops
EZE22:25Buenos Aires Ministro Pistarini
10 Mar
EZE23:55Buenos Aires Ministro Pistarini
53h 25m
3 stops
SYD19:20Sydney Kingsford Smith
$2,717
Find similar
Turkish Airlines
23 Nov
SYD21:15Sydney Kingsford Smith
63h 10m
3 stops
EZE22:25Buenos Aires Ministro Pistarini
6 Dec
EZE23:55Buenos Aires Ministro Pistarini
53h 25m
3 stops
SYD19:20Sydney Kingsford Smith
$3,225
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Sydney to Buenos Aires that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 16 November 2025.
Use the filters below to find and compare flights from Sydney to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Sun 22/3

10:20-15:10

3 stops42h 50m

Buenos Aires Ministro Pistarini

Mon 18/5

16:35-07:20

3 stops49h 45m

$2,363

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Wed 25/3

11:10-10:30

1 stop37h 20m

Buenos Aires Jorge Newbery

Wed 20/5

21:05-06:15

1 stop20h 10m

$2,365

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Wed 25/3

11:10-20:55

1 stop23h 45m

Buenos Aires Ministro Pistarini

Wed 20/5

05:35-06:15

1 stop35h 40m

$2,365

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Sun 8/2

11:20-15:10

3 stops41h 50m

Buenos Aires Ministro Pistarini

Sun 15/2

16:45-09:35

3 stops50h 50m

$2,368

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Thu 26/3

08:00-19:40

2 stops25h 40m

Buenos Aires Jorge Newbery

Sat 23/5

21:05-06:15

1 stop20h 10m

$2,371

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Fri 20/3

10:20-15:10

3 stops42h 50m

Buenos Aires Ministro Pistarini

Wed 8/4

16:35-07:20

3 stops49h 45m

$2,371

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Sun 8/2

11:10-18:43

1 stop21h 33m

Buenos Aires Ministro Pistarini

Sun 15/2

12:15-06:20

1 stop28h 05m

$2,374

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Sat 2/5

07:45-19:40

2 stops24h 55m

Buenos Aires Jorge Newbery

Sat 16/5

20:10-08:25

3 stops47h 15m

$2,376

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Fri 6/2

08:30-19:40

2 stops25h 10m

Buenos Aires Jorge Newbery

Sun 8/3

11:30-06:15

1 stop28h 45m

$2,379

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Fri 20/3

08:45-18:43

2 stops23h 58m

Buenos Aires Ministro Pistarini

Thu 9/4

19:13-06:15

1 stop22h 02m

$2,379

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Sydney to Buenos Aires

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 Sydney and Buenos Aires?

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Sydney is in May. Flight prices, which tend to average around $2,287, are often lower during this time because this is during the off-season. If you don’t want to visit Buenos Aires in May, then you should wait until July to fly from Sydney, when ticket prices are also cheap, with an average price of $2,336.

What is the cheapest day to depart on your flight to Buenos Aires?

Our data shows that Tuesday is the least expensive day to fly to Buenos Aires. Tickets to fly out on this day can be as low as $2,622. Flights from Sydney to Buenos Aires on a Saturday will generally be more expensive and average around $2,944. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest Sydney to Buenos Aires flights are usually those with departure times in the morning. Our users have found flights to Buenos Aires in the morning for as low as $2,705. Flights at midday are often more expensive, with an average ticket price of $3,357.

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

You could potentially save up to 10% on your flight if you consider stops on a Sydney to Buenos Aires flight.

How have Sydney to Buenos Aires flight prices changed over time?

As of November 2025, prices for Sydney to Buenos Aires flights are approximately 6% cheaper when compared to flights at the same time last year.

When to book flights from Sydney to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from Sydney to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Sydney to Buenos Aires (SYD to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to Buenos Aires

Direct flights

None
There are no direct flights from Sydney to Buenos Aires. There are no popular flight routes from Sydney to Buenos Aires.
Search flight deals

  • How far is Sydney Kingsford Smith to Buenos Aires by plane?

    There are 11791.2 km between Sydney Kingsford Smith and Buenos Aires. By plane, this route typically takes 17h 30m.

  • When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Buenos Aires?

    Prices for flights from Sydney Kingsford Smith Airport to Buenos Aires were last updated today.

  • How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Buenos Aires?

  • How old do you have to be to fly from Sydney Kingsford Smith Airport to Buenos Aires?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sydney Kingsford Smith Airport to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The required travel and health documents for your Buenos Aires trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Buenos Aires. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Sydney to Buenos Aires?

Best airlines flying from Sydney to Buenos Aires

Compare and see reviews for airlines that fly from Sydney to Buenos Aires with momondo
Airline
Rating
Free cancellation
Price
LATAM AirlinesPriceFrom $1,865Free cancellationRating
7.5
1,877 reviews
Search LATAM Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Sydney to Buenos Aires?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Sydney to Buenos Aires for you.

Can I find flights from Sydney to Buenos Aires with flexible booking policies on momondo?

Yes. All flights to Buenos Aires from Sydney on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Sydney to Buenos Aires?

Once you have performed a search for Sydney to Buenos Aires flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Sydney to Buenos Aires right now. Can momondo alert me if prices change?

Price alerts on flights to Buenos Aires from Sydney are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Buenos Aires trip

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 27.4 km from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport