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Cheap flights from Sydney to Buenos Aires from $1,124

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 1/2. 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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Find the cheapest flights from Sydney to Buenos Aires

Cheap return flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:20 - 10:39
SYD
-
EZE
61h 19m
2 stops
American Airlines Logo
23:59 - 09:00
EZE
-
SYD
43h 01m
2 stops
$1,944American Airlines
Tue, 3 Mar - Thu, 5 Mar
American Airlines Logo
11:20 - 09:59
SYD
-
EZE
36h 39m
2 stops
American Airlines Logo
22:25 - 09:00
EZE
-
SYD
44h 35m
2 stops
$1,969American Airlines
Sun, 8 Mar - Sat, 21 Mar
American Airlines Logo
11:20 - 10:10
SYD
-
EZE
36h 50m
2 stops
American Airlines Logo
23:30 - 09:00
EZE
-
SYD
43h 30m
2 stops
$1,971American Airlines
Sun, 1 Mar - Mon, 9 Mar
American Airlines Logo
11:20 - 09:10
SYD
-
EZE
35h 50m
2 stops
American Airlines Logo
23:30 - 09:00
EZE
-
SYD
43h 30m
2 stops
$1,977American Airlines
Fri, 6 Feb - Tue, 10 Mar
American Airlines Logo
11:20 - 08:05
SYD
-
EZE
34h 45m
2 stops
American Airlines Logo
22:25 - 09:00
EZE
-
SYD
44h 35m
2 stops
$1,987American Airlines
Wed, 4 Mar - Wed, 18 Mar
Multiple Airlines Logo
11:00 - 16:30
SYD
-
EZE
18h 30m
1 stop
Multiple Airlines Logo
02:00 - 12:10
EZE
-
SYD
21h 10m
1 stop
$2,009Multiple Airlines
Mon, 1 Jun - Thu, 30 Jul
LATAM Airlines Logo
11:10 - 14:40
SYD
-
AEP
17h 30m
1 stop
LATAM Airlines Logo
21:05 - 07:50
AEP
-
SYD
20h 45m
1 stop
$2,195LATAM Airlines
Mon, 23 Mar - Fri, 3 Apr
LATAM Airlines Logo
11:10 - 14:40
SYD
-
AEP
17h 30m
1 stop
LATAM Airlines Logo
21:05 - 10:30
AEP
-
SYD
23h 25m
2 stops
$2,202LATAM Airlines
Mon, 23 Mar - Fri, 3 Apr
LATAM Airlines Logo
08:45 - 14:40
SYD
-
AEP
19h 55m
2 stops
LATAM Airlines Logo
21:05 - 10:45
AEP
-
SYD
23h 40m
2 stops
$2,241LATAM Airlines
Mon, 23 Mar - Fri, 3 Apr
LATAM Airlines Logo
11:10 - 19:45
SYD
-
AEP
22h 35m
1 stop
LATAM Airlines Logo
15:40 - 06:50
AEP
-
SYD
25h 10m
1 stop
$2,245LATAM Airlines
Fri, 20 Mar - Thu, 2 Apr

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
61h 19m
2 stops
EZE10:39Buenos Aires Ministro Pistarini
5 Mar
EZE23:59Buenos Aires Ministro Pistarini
43h 01m
2 stops
SYD09:00Sydney Kingsford Smith
$1,944
American Airlines
8 Mar
SYD11:20Sydney Kingsford Smith
36h 39m
2 stops
EZE09:59Buenos Aires Ministro Pistarini
21 Mar
EZE22:25Buenos Aires Ministro Pistarini
44h 35m
2 stops
SYD09:00Sydney Kingsford Smith
$1,969
American Airlines
1 Mar
SYD11:20Sydney Kingsford Smith
36h 50m
2 stops
EZE10:10Buenos Aires Ministro Pistarini
9 Mar
EZE23:30Buenos Aires Ministro Pistarini
43h 30m
2 stops
SYD09:00Sydney Kingsford Smith
$1,971

Air Canada flights from Sydney to Buenos Aires

Our best Air Canada deals on Sydney to Buenos Aires flight tickets
Air Canada
8 Mar
SYD11:20Sydney Kingsford Smith
41h 50m
3 stops
EZE15:10Buenos Aires Ministro Pistarini
21 Mar
EZE16:45Buenos Aires Ministro Pistarini
73h 50m
3 stops
SYD08:35Sydney Kingsford Smith
$2,256
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
$2,262
Air Canada
2 Mar
SYD11:20Sydney Kingsford Smith
65h 50m
3 stops
EZE15:10Buenos Aires Ministro Pistarini
9 Mar
EZE16:45Buenos Aires Ministro Pistarini
49h 50m
3 stops
SYD08:35Sydney Kingsford Smith
$2,363

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 14 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

Tue 3/3

11:20-10:39

2 stops61h 19m

Buenos Aires Ministro Pistarini

Thu 5/3

23:59-09:00

2 stops43h 01m

$1,944

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Sun 8/3

11:20-09:59

2 stops36h 39m

Buenos Aires Ministro Pistarini

Sat 21/3

22:25-09:00

2 stops44h 35m

$1,969

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Sun 1/3

11:20-10:10

2 stops36h 50m

Buenos Aires Ministro Pistarini

Mon 9/3

23:30-09:00

2 stops43h 30m

$1,971

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Fri 6/2

11:20-09:10

2 stops35h 50m

Buenos Aires Ministro Pistarini

Tue 10/3

23:30-09:00

2 stops43h 30m

$1,977

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Wed 4/3

11:20-08:05

2 stops34h 45m

Buenos Aires Ministro Pistarini

Wed 18/3

22:25-09:00

2 stops44h 35m

$1,987

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Mon 1/6

11:00-16:30

1 stop18h 30m

Buenos Aires Ministro Pistarini

Thu 30/7

02:00-12:10

1 stop21h 10m

$2,009

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Mon 23/3

11:10-14:40

1 stop17h 30m

Buenos Aires Jorge Newbery

Fri 3/4

21:05-07:50

1 stop20h 45m

$2,195

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Mon 23/3

11:10-14:40

1 stop17h 30m

Buenos Aires Jorge Newbery

Fri 3/4

21:05-10:30

2 stops23h 25m

$2,202

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Mon 23/3

08:45-14:40

2 stops19h 55m

Buenos Aires Jorge Newbery

Fri 3/4

21:05-10:45

2 stops23h 40m

$2,241

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Fri 20/3

11:10-19:45

1 stop22h 35m

Buenos Aires Jorge Newbery

Thu 2/4

15:40-06:50

1 stop25h 10m

$2,245

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $2,223, 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 $2,275.

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

16h 00m

Direct flights

None
The fastest flight from Sydney to Buenos Aires takes 16h 00m
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 16h 00m.

  • 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 $1,807Free cancellationRating
7.5
1,904 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $1,915Free cancellationRating
7.2
11,118 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