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Cheap flights from Sydney to Buenos Aires from $1,154

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 14/7. 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
09:05 - 16:45
SYD
-
EZE
20h 40m
1 stop
Multiple Airlines Logo
02:00 - 12:40
EZE
-
SYD
20h 40m
1 stop
$1,796Multiple Airlines
Thu, 20 Aug - Thu, 19 Nov
Multiple Airlines Logo
19:25 - 16:30
SYD
-
EZE
34h 05m
1 stop
Multiple Airlines Logo
02:15 - 15:10
EZE
-
SYD
23h 55m
1 stop
$1,834Multiple Airlines
Sun, 7 Jun - Thu, 18 Jun
Multiple Airlines Logo
09:05 - 16:30
SYD
-
EZE
20h 25m
1 stop
Multiple Airlines Logo
02:00 - 12:40
EZE
-
SYD
20h 40m
1 stop
$1,840Multiple Airlines
Mon, 17 Aug - Mon, 16 Nov
American Airlines Logo
09:10 - 11:05
SYD
-
EZE
62h 55m
2 stops
American Airlines Logo
09:15 - 07:05
EZE
-
SYD
32h 50m
2 stops
$1,942American Airlines
Wed, 10 Jun - Sat, 13 Jun
American Airlines Logo
09:10 - 11:05
SYD
-
EZE
62h 55m
2 stops
American Airlines Logo
09:15 - 07:05
EZE
-
SYD
32h 50m
2 stops
$1,947American Airlines
Wed, 10 Jun - Sat, 13 Jun
American Airlines Logo
09:10 - 20:15
SYD
-
EZE
48h 05m
2 stops
American Airlines Logo
21:05 - 07:05
EZE
-
SYD
45h 00m
2 stops
$1,961American Airlines
Tue, 9 Jun - Sat, 13 Jun
LATAM Airlines Logo
08:25 - 19:40
SYD
-
AEP
24h 15m
2 stops
LATAM Airlines Logo
21:00 - 06:50
AEP
-
SYD
20h 50m
1 stop
$2,152LATAM Airlines
Thu, 11 Jun - Tue, 23 Jun
LATAM Airlines Logo
08:25 - 19:40
SYD
-
AEP
24h 15m
2 stops
LATAM Airlines Logo
22:30 - 09:30
AEP
-
SYD
22h 00m
2 stops
$2,156LATAM Airlines
Thu, 11 Jun - Tue, 23 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
$2,171LATAM Airlines
Thu, 4 Jun - Wed, 17 Jun
LATAM Airlines Logo
08:25 - 14:50
SYD
-
AEP
19h 25m
2 stops
LATAM Airlines Logo
22:30 - 09:30
AEP
-
SYD
22h 00m
2 stops
$2,175LATAM Airlines
Mon, 15 Jun - Fri, 3 Jul

LATAM Airlines flights from Sydney to Buenos Aires

Our best LATAM Airlines deals on Sydney to Buenos Aires flight tickets
LATAM Airlines
11 June
SYD08:25Sydney Kingsford Smith
24h 15m
2 stops
AEP19:40Buenos Aires Jorge Newbery
23 June
AEP21:00Buenos Aires Jorge Newbery
20h 50m
1 stop
SYD06:50Sydney Kingsford Smith
$2,152
LATAM Airlines
11 June
SYD08:25Sydney Kingsford Smith
24h 15m
2 stops
AEP19:40Buenos Aires Jorge Newbery
23 June
AEP22:30Buenos Aires Jorge Newbery
22h 00m
2 stops
SYD09:30Sydney Kingsford Smith
$2,156
LATAM Airlines
4 June
SYD11:45Sydney Kingsford Smith
16h 05m
1 stop
AEP14:50Buenos Aires Jorge Newbery
17 June
AEP22:30Buenos Aires Jorge Newbery
19h 20m
1 stop
SYD06:50Sydney Kingsford Smith
$2,171

American Airlines flights from Sydney to Buenos Aires

Our best American Airlines deals on Sydney to Buenos Aires flight tickets
American Airlines
10 June
SYD09:10Sydney Kingsford Smith
62h 55m
2 stops
EZE11:05Buenos Aires Ministro Pistarini
13 June
EZE09:15Buenos Aires Ministro Pistarini
32h 50m
2 stops
SYD07:05Sydney Kingsford Smith
$1,942
American Airlines
10 June
SYD09:10Sydney Kingsford Smith
62h 55m
2 stops
EZE11:05Buenos Aires Ministro Pistarini
13 June
EZE09:15Buenos Aires Ministro Pistarini
32h 50m
2 stops
SYD07:05Sydney Kingsford Smith
$1,947
American Airlines
9 June
SYD09:10Sydney Kingsford Smith
48h 05m
2 stops
EZE20:15Buenos Aires Ministro Pistarini
13 June
EZE21:05Buenos Aires Ministro Pistarini
45h 00m
2 stops
SYD07:05Sydney Kingsford Smith
$1,961

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 20 May 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 20/8

09:05-16:45

1 stop20h 40m

Buenos Aires Ministro Pistarini

Thu 19/11

02:00-12:40

1 stop20h 40m

$1,796

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Sun 7/6

19:25-16:30

1 stop34h 05m

Buenos Aires Ministro Pistarini

Thu 18/6

02:15-15:10

1 stop23h 55m

$1,834

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Mon 17/8

09:05-16:30

1 stop20h 25m

Buenos Aires Ministro Pistarini

Mon 16/11

02:00-12:40

1 stop20h 40m

$1,840

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Wed 10/6

09:10-11:05

2 stops62h 55m

Buenos Aires Ministro Pistarini

Sat 13/6

09:15-07:05

2 stops32h 50m

$1,942

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Wed 10/6

09:10-11:05

2 stops62h 55m

Buenos Aires Ministro Pistarini

Sat 13/6

09:15-07:05

2 stops32h 50m

$1,947

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Tue 9/6

09:10-20:15

2 stops48h 05m

Buenos Aires Ministro Pistarini

Sat 13/6

21:05-07:05

2 stops45h 00m

$1,961

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Thu 11/6

08:25-19:40

2 stops24h 15m

Buenos Aires Jorge Newbery

Tue 23/6

21:00-06:50

1 stop20h 50m

$2,152

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Thu 11/6

08:25-19:40

2 stops24h 15m

Buenos Aires Jorge Newbery

Tue 23/6

22:30-09:30

2 stops22h 00m

$2,156
Fastest return journey

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Thu 4/6

11:45-14:50

1 stop16h 05m

Buenos Aires Jorge Newbery

Wed 17/6

22:30-06:50

1 stop19h 20m

$2,171

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Mon 15/6

08:25-14:50

2 stops19h 25m

Buenos Aires Jorge Newbery

Fri 3/7

22:30-09:30

2 stops22h 00m

$2,175

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 January. Flight prices, which tend to average around $969, are often lower during this time because this is during the off-season. If you don’t want to visit Buenos Aires in January, then you should wait until August to fly from Sydney, when ticket prices are also cheap, with an average price of $1,236.

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

You could potentially save up to 31% 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 May 2026, prices for Sydney to Buenos Aires flights are approximately 11% more expensive 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

Frequently asked questions about flying from Sydney to Buenos Aires

  • 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 $1,695Free cancellationRating
7.4
1,924 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $1,802Free cancellationRating
7.1
11,644 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