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Cheap flights from Sydney to Buenos Aires from $1,115

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 13/4. 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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Find the cheapest flights from Sydney to Buenos Aires

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:00 - 16:45
SYD
-
EZE
18h 45m
1 stop
Multiple Airlines Logo
02:15 - 12:10
EZE
-
SYD
20h 55m
1 stop
$1,778Multiple Airlines
Thu, 7 May - Mon, 22 Jun
Multiple Airlines Logo
09:05 - 16:45
SYD
-
EZE
20h 40m
1 stop
Multiple Airlines Logo
02:15 - 12:10
EZE
-
SYD
20h 55m
1 stop
$1,781Multiple Airlines
Thu, 7 May - Mon, 22 Jun
Multiple Airlines Logo
09:05 - 16:30
SYD
-
EZE
20h 25m
1 stop
Multiple Airlines Logo
02:15 - 12:10
EZE
-
SYD
20h 55m
1 stop
$1,912Multiple Airlines
Mon, 20 Apr - Mon, 20 Apr
American Airlines Logo
09:10 - 11:05
SYD
-
EZE
62h 55m
2 stops
American Airlines Logo
23:35 - 07:05
EZE
-
SYD
42h 30m
2 stops
$1,939American Airlines
Sun, 19 Apr - Tue, 21 Apr
American Airlines Logo
09:10 - 06:10
SYD
-
EZE
34h 00m
2 stops
American Airlines Logo
20:35 - 07:05
EZE
-
SYD
45h 30m
2 stops
$1,963American Airlines
Mon, 4 May - Sun, 21 Jun
American Airlines Logo
09:10 - 08:50
SYD
-
EZE
36h 40m
2 stops
American Airlines Logo
21:10 - 07:05
EZE
-
SYD
44h 55m
2 stops
$1,965American Airlines
Thu, 16 Jul - Wed, 5 Aug
LATAM Airlines Logo
11:45 - 14:50
SYD
-
AEP
16h 05m
1 stop
LATAM Airlines Logo
19:20 - 06:50
AEP
-
SYD
22h 30m
1 stop
$2,073LATAM Airlines
Sat, 23 May - Fri, 29 May
LATAM Airlines Logo
11:45 - 14:50
SYD
-
AEP
16h 05m
1 stop
LATAM Airlines Logo
22:30 - 06:50
AEP
-
SYD
19h 20m
1 stop
$2,074LATAM Airlines
Sun, 7 Jun - Wed, 24 Jun
LATAM Airlines Logo
11:45 - 14:50
SYD
-
AEP
16h 05m
1 stop
LATAM Airlines Logo
22:30 - 06:50
AEP
-
SYD
19h 20m
1 stop
$2,076LATAM Airlines
Thu, 7 May - Tue, 23 Jun
LATAM Airlines Logo
11:45 - 14:50
SYD
-
AEP
16h 05m
1 stop
LATAM Airlines Logo
08:40 - 06:50
AEP
-
SYD
33h 10m
2 stops
$2,097LATAM Airlines
Sat, 23 May - Fri, 29 May

British Airways flights from Sydney to Buenos Aires

Our best British Airways deals on Sydney to Buenos Aires flight tickets
British Airways
20 Apr
SYD09:10Sydney Kingsford Smith
36h 40m
2 stops
EZE08:50Buenos Aires Ministro Pistarini
27 Apr
EZE23:35Buenos Aires Ministro Pistarini
42h 30m
2 stops
SYD07:05Sydney Kingsford Smith
$1,966
British Airways
22 Apr
SYD09:10Sydney Kingsford Smith
36h 40m
2 stops
EZE08:50Buenos Aires Ministro Pistarini
29 Apr
EZE20:40Buenos Aires Ministro Pistarini
45h 25m
2 stops
SYD07:05Sydney Kingsford Smith
$1,969
British Airways
21 Apr
SYD09:10Sydney Kingsford Smith
38h 55m
2 stops
EZE11:05Buenos Aires Ministro Pistarini
28 Apr
EZE20:40Buenos Aires Ministro Pistarini
45h 25m
2 stops
SYD07:05Sydney Kingsford Smith
$2,039

American Airlines flights from Sydney to Buenos Aires

Our best American Airlines deals on Sydney to Buenos Aires flight tickets
American Airlines
19 Apr
SYD09:10Sydney Kingsford Smith
62h 55m
2 stops
EZE11:05Buenos Aires Ministro Pistarini
21 Apr
EZE23:35Buenos Aires Ministro Pistarini
42h 30m
2 stops
SYD07:05Sydney Kingsford Smith
$1,939
American Airlines
4 May
SYD09:10Sydney Kingsford Smith
34h 00m
2 stops
EZE06:10Buenos Aires Ministro Pistarini
21 June
EZE20:35Buenos Aires Ministro Pistarini
45h 30m
2 stops
SYD07:05Sydney Kingsford Smith
$1,963
American Airlines
16 July
SYD09:10Sydney Kingsford Smith
36h 40m
2 stops
EZE08:50Buenos Aires Ministro Pistarini
8 Aug
EZE21:10Buenos Aires Ministro Pistarini
68h 55m
2 stops
SYD07:05Sydney Kingsford Smith
$1,965

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 10 March 2026.
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

Cheapest return flight

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Thu 7/5

11:00-16:45

1 stop18h 45m

Buenos Aires Ministro Pistarini

Mon 22/6

02:15-12:10

1 stop20h 55m

$1,778

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Thu 7/5

09:05-16:45

1 stop20h 40m

Buenos Aires Ministro Pistarini

Mon 22/6

02:15-12:10

1 stop20h 55m

$1,781

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Mon 20/4

09:05-16:30

1 stop20h 25m

Buenos Aires Ministro Pistarini

Mon 20/4

02:15-12:10

1 stop20h 55m

$1,912

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Sun 19/4

09:10-11:05

2 stops62h 55m

Buenos Aires Ministro Pistarini

Tue 21/4

23:35-07:05

2 stops42h 30m

$1,939

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Mon 4/5

09:10-06:10

2 stops34h 00m

Buenos Aires Ministro Pistarini

Sun 21/6

20:35-07:05

2 stops45h 30m

$1,963

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Thu 16/7

09:10-08:50

2 stops36h 40m

Buenos Aires Ministro Pistarini

Wed 5/8

21:10-07:05

2 stops44h 55m

$1,965

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Sat 23/5

11:45-14:50

1 stop16h 05m

Buenos Aires Jorge Newbery

Fri 29/5

19:20-06:50

1 stop22h 30m

$2,073
Fastest return journey

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Sun 7/6

11:45-14:50

1 stop16h 05m

Buenos Aires Jorge Newbery

Wed 24/6

22:30-06:50

1 stop19h 20m

$2,074

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Thu 7/5

11:45-14:50

1 stop16h 05m

Buenos Aires Jorge Newbery

Tue 23/6

22:30-06:50

1 stop19h 20m

$2,076

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Sat 23/5

11:45-14:50

1 stop16h 05m

Buenos Aires Jorge Newbery

Fri 29/5

08:40-06:50

2 stops33h 10m

$2,097

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 $2,136, 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 June to fly from Sydney, when ticket prices are also cheap, with an average price of $2,138.

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 March 2026, prices for Sydney to Buenos Aires flights are approximately 8% 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

Fastest flight time

19h 01m

Direct flights

None
The fastest flight from Sydney to Buenos Aires takes 19h 01m
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 19h 01m.

  • 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 $1,718Free cancellationRating
7.4
1,918 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $1,826Free cancellationRating
7.1
11,414 reviews
Search American 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