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Cheap flights from Sydney to Buenos Aires from $1,063

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 17/2. 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

Enter your travel dates to find the best prices.
Multiple Airlines Logo
17:50 - 16:30
SYD
-
EZE
36h 40m1 stop
Multiple Airlines Logo
02:00 - 12:40
EZE
-
SYD
20h 40m1 stop
$1,941Multiple Airlines
Sun, 18 Jan - Mon, 16 Mar
American Airlines Logo
11:20 - 10:39
SYD
-
EZE
37h 19m2 stops
American Airlines Logo
23:30 - 08:05
EZE
-
SYD
42h 35m2 stops
$1,956American Airlines
Tue, 3 Mar - Fri, 27 Mar
American Airlines Logo
11:20 - 08:20
SYD
-
EZE
35h 00m2 stops
American Airlines Logo
23:59 - 09:00
EZE
-
SYD
43h 01m2 stops
$1,964American Airlines
Sat, 14 Feb - Fri, 6 Mar
American Airlines Logo
11:20 - 09:59
SYD
-
EZE
36h 39m2 stops
American Airlines Logo
22:20 - 07:05
EZE
-
SYD
43h 45m2 stops
$1,965American Airlines
Wed, 11 Mar - Wed, 8 Apr
American Airlines Logo
11:20 - 08:20
SYD
-
EZE
35h 00m2 stops
American Airlines Logo
23:30 - 08:05
EZE
-
SYD
42h 35m2 stops
$1,978American Airlines
Thu, 19 Mar - Fri, 27 Mar
Multiple Airlines Logo
09:55 - 16:55
SYD
-
EZE
21h 00m1 stop
Multiple Airlines Logo
02:00 - 12:40
EZE
-
SYD
20h 40m1 stop
$1,992Multiple Airlines
Thu, 26 Feb - Thu, 26 Mar
LATAM Airlines Logo
11:10 - 14:40
SYD
-
AEP
17h 30m1 stop
LATAM Airlines Logo
21:05 - 06:15
AEP
-
SYD
19h 10m1 stop
$2,001LATAM Airlines
Wed, 25 Feb - Mon, 23 Mar
LATAM Airlines Logo
11:10 - 03:05
SYD
-
EZE
29h 55m2 stops
LATAM Airlines Logo
13:22 - 06:50
EZE
-
SYD
28h 28m1 stop
$2,001LATAM Airlines
Mon, 9 Mar - Tue, 21 Apr
LATAM Airlines Logo
11:10 - 14:40
SYD
-
AEP
17h 30m1 stop
LATAM Airlines Logo
21:05 - 06:15
AEP
-
SYD
19h 10m1 stop
$2,002LATAM Airlines
Sat, 14 Feb - Mon, 9 Mar
LATAM Airlines Logo
11:10 - 14:30
SYD
-
AEP
17h 20m1 stop
LATAM Airlines Logo
21:05 - 06:15
AEP
-
SYD
19h 10m1 stop
$2,004LATAM Airlines
Sat, 7 Feb - Wed, 18 Feb

American Airlines flights from Sydney to Buenos Aires

Our best American Airlines deals on Sydney to Buenos Aires flight tickets
American Airlines
3 Mar
SYD11:20Sydney Kingsford Smith
35h 00m
2 stops
EZE08:20Buenos Aires Ministro Pistarini
24 Mar
EZE22:25Buenos Aires Ministro Pistarini
44h 35m
2 stops
SYD09:00Sydney Kingsford Smith
$1,956
Find similar
American Airlines
17 Jan
SYD11:20Sydney Kingsford Smith
35h 05m
2 stops
EZE08:25Buenos Aires Ministro Pistarini
14 Feb
EZE10:10Buenos Aires Ministro Pistarini
56h 50m
2 stops
SYD09:00Sydney Kingsford Smith
$1,964
Find similar
American Airlines
11 Mar
SYD11:20Sydney Kingsford Smith
36h 39m
2 stops
EZE09:59Buenos Aires Ministro Pistarini
8 Apr
EZE22:20Buenos Aires Ministro Pistarini
43h 45m
2 stops
SYD07:05Sydney Kingsford Smith
$1,965
Find similar

Air Canada flights from Sydney to Buenos Aires

Our best Air Canada deals on Sydney to Buenos Aires flight tickets
Air Canada
19 Feb
SYD11:20Sydney Kingsford Smith
41h 50m
3 stops
EZE15:10Buenos Aires Ministro Pistarini
9 Mar
EZE16:45Buenos Aires Ministro Pistarini
49h 50m
3 stops
SYD08:35Sydney Kingsford Smith
$2,047
Find similar
Air Canada
2 Mar
SYD11:20Sydney Kingsford Smith
65h 50m
3 stops
EZE15:10Buenos Aires Ministro Pistarini
27 Mar
EZE16:45Buenos Aires Ministro Pistarini
49h 35m
3 stops
SYD08:20Sydney Kingsford Smith
$2,133
Find similar
Air Canada
5 Mar
SYD11:20Sydney Kingsford Smith
41h 50m
1 stop
EZE15:10Buenos Aires Ministro Pistarini
27 Mar
EZE16:45Buenos Aires Ministro Pistarini
49h 35m
1 stop
SYD08:20Sydney Kingsford Smith
$2,221
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 7 January 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

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Sun 18/1

17:50-16:30

1 stop36h 40m

Buenos Aires Ministro Pistarini

Mon 16/3

02:00-12:40

1 stop20h 40m

$1,941

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Tue 3/3

11:20-10:39

2 stops37h 19m

Buenos Aires Ministro Pistarini

Fri 27/3

23:30-08:05

2 stops42h 35m

$1,956

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Sat 14/2

11:20-08:20

2 stops35h 00m

Buenos Aires Ministro Pistarini

Fri 6/3

23:59-09:00

2 stops43h 01m

$1,964

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Wed 11/3

11:20-09:59

2 stops36h 39m

Buenos Aires Ministro Pistarini

Wed 8/4

22:20-07:05

2 stops43h 45m

$1,965

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Thu 19/3

11:20-08:20

2 stops35h 00m

Buenos Aires Ministro Pistarini

Fri 27/3

23:30-08:05

2 stops42h 35m

$1,978

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Thu 26/2

09:55-16:55

1 stop21h 00m

Buenos Aires Ministro Pistarini

Thu 26/3

02:00-12:40

1 stop20h 40m

$1,992

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Wed 25/2

11:10-14:40

1 stop17h 30m

Buenos Aires Jorge Newbery

Mon 23/3

21:05-06:15

1 stop19h 10m

$2,001

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Mon 9/3

11:10-03:05

2 stops29h 55m

Buenos Aires Ministro Pistarini

Tue 21/4

13:22-06:50

1 stop28h 28m

$2,001

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Sat 14/2

11:10-14:40

1 stop17h 30m

Buenos Aires Jorge Newbery

Mon 9/3

21:05-06:15

1 stop19h 10m

$2,002

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Sat 7/2

11:10-14:30

1 stop17h 20m

Buenos Aires Jorge Newbery

Wed 18/2

21:05-06:15

1 stop19h 10m

$2,004

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 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 $2,215, 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 February to fly from Sydney, when ticket prices are also cheap, with an average price of $2,271.

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

You could potentially save up to 3% 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 January 2026, prices for Sydney to Buenos Aires flights are approximately 5% 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 55m

Direct flights

None
The fastest flight from Sydney to Buenos Aires takes 19h 55m
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 55m.

  • 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 $1,799Free cancellationRating
7.5
1,900 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $1,907Free cancellationRating
7.2
11,086 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.

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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