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Cheap flights from Sydney to Buenos Aires from $1,042

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 25/1. 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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LATAM Airlines Logo
11:10 - 20:55
SYD
-
EZE
23h 45m1 stop
LATAM Airlines Logo
13:22 - 06:50
EZE
-
SYD
28h 28m1 stop
$2,011LATAM Airlines
Mon, 9 Mar - Wed, 22 Apr
American Airlines Logo
07:20 - 08:20
SYD
-
EZE
39h 00m2 stops
American Airlines Logo
22:25 - 09:00
EZE
-
SYD
44h 35m2 stops
$2,014American Airlines
Thu, 5 Mar - Mon, 23 Mar
American Airlines Logo
21:55 - 08:20
SYD
-
EZE
48h 25m2 stops
American Airlines Logo
22:25 - 09:00
EZE
-
SYD
44h 35m2 stops
$2,017American Airlines
Mon, 2 Mar - Tue, 24 Mar
LATAM Airlines Logo
11:10 - 20:50
SYD
-
EZE
23h 40m1 stop
LATAM Airlines Logo
07:45 - 06:15
EZE
-
SYD
32h 30m2 stops
$2,033LATAM Airlines
Sat, 7 Feb - Thu, 19 Mar
LATAM Airlines Logo
11:10 - 20:55
SYD
-
EZE
23h 45m1 stop
LATAM Airlines Logo
07:45 - 06:50
EZE
-
SYD
34h 05m2 stops
$2,035LATAM Airlines
Mon, 9 Mar - Wed, 22 Apr
Multiple Airlines Logo
08:25 - 19:40
SYD
-
AEP
24h 15m2 stops
Multiple Airlines Logo
21:05 - 06:50
AEP
-
SYD
20h 45m1 stop
$2,041Multiple Airlines
Wed, 27 May - Sat, 13 Jun
Multiple Airlines Logo
07:25 - 14:40
SYD
-
AEP
21h 15m2 stops
Multiple Airlines Logo
15:40 - 06:15
AEP
-
SYD
24h 35m1 stop
$2,042Multiple Airlines
Sat, 7 Feb - Thu, 19 Mar
LATAM Airlines Logo
11:45 - 19:40
SYD
-
AEP
20h 55m1 stop
LATAM Airlines Logo
08:40 - 06:50
AEP
-
SYD
33h 10m1 stop
$2,047LATAM Airlines
Sun, 12 Apr - Thu, 23 Apr
LATAM Airlines Logo
11:45 - 12:22
SYD
-
EZE
37h 37m1 stop
LATAM Airlines Logo
19:21 - 06:50
EZE
-
SYD
22h 29m1 stop
$2,047LATAM Airlines
Sun, 12 Apr - Thu, 23 Apr
Multiple Airlines Logo
08:45 - 14:40
SYD
-
AEP
19h 55m2 stops
Multiple Airlines Logo
21:05 - 09:45
AEP
-
SYD
22h 40m2 stops
$2,050Multiple Airlines
Fri, 6 Feb - Tue, 10 Mar

LATAM Airlines flights from Sydney to Buenos Aires

Our best LATAM Airlines deals on Sydney to Buenos Aires flight tickets
LATAM Airlines
9 Mar
SYD11:10Sydney Kingsford Smith
23h 45m
1 stop
EZE20:55Buenos Aires Ministro Pistarini
22 Apr
EZE13:22Buenos Aires Ministro Pistarini
28h 28m
1 stop
SYD06:50Sydney Kingsford Smith
$2,011
Find similar
LATAM Airlines
7 Feb
SYD11:10Sydney Kingsford Smith
23h 40m
1 stop
EZE20:50Buenos Aires Ministro Pistarini
19 Mar
EZE07:45Buenos Aires Ministro Pistarini
32h 30m
2 stops
SYD06:15Sydney Kingsford Smith
$2,033
Find similar
LATAM Airlines
9 Mar
SYD11:10Sydney Kingsford Smith
23h 45m
1 stop
EZE20:55Buenos Aires Ministro Pistarini
22 Apr
EZE07:45Buenos Aires Ministro Pistarini
34h 05m
2 stops
SYD06:50Sydney Kingsford Smith
$2,035
Find similar

American Airlines flights from Sydney to Buenos Aires

Our best American Airlines deals on Sydney to Buenos Aires flight tickets
American Airlines
12 June
SYD09:10Sydney Kingsford Smith
60h 50m
2 stops
EZE09:00Buenos Aires Ministro Pistarini
25 June
EZE21:15Buenos Aires Ministro Pistarini
68h 50m
2 stops
SYD07:05Sydney Kingsford Smith
$2,070
Find similar
American Airlines
6 Mar
SYD11:20Sydney Kingsford Smith
59h 00m
2 stops
EZE08:20Buenos Aires Ministro Pistarini
25 Apr
EZE23:30Buenos Aires Ministro Pistarini
66h 35m
2 stops
SYD07:05Sydney Kingsford Smith
$2,073
Find similar
American Airlines
7 Mar
SYD17:30Sydney Kingsford Smith
53h 00m
2 stops
EZE08:30Buenos Aires Ministro Pistarini
21 Apr
EZE23:30Buenos Aires Ministro Pistarini
42h 35m
2 stops
SYD07:05Sydney Kingsford Smith
$2,113
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 22 December 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

Mon 9/3

11:10-20:55

1 stop23h 45m

Buenos Aires Ministro Pistarini

Wed 22/4

13:22-06:50

1 stop28h 28m

$2,011

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Thu 5/3

07:20-08:20

2 stops39h 00m

Buenos Aires Ministro Pistarini

Mon 23/3

22:25-09:00

2 stops44h 35m

$2,014

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Mon 2/3

21:55-08:20

2 stops48h 25m

Buenos Aires Ministro Pistarini

Tue 24/3

22:25-09:00

2 stops44h 35m

$2,017

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Sat 7/2

11:10-20:50

1 stop23h 40m

Buenos Aires Ministro Pistarini

Thu 19/3

07:45-06:15

2 stops32h 30m

$2,033

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Mon 9/3

11:10-20:55

1 stop23h 45m

Buenos Aires Ministro Pistarini

Wed 22/4

07:45-06:50

2 stops34h 05m

$2,035

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Wed 27/5

08:25-19:40

2 stops24h 15m

Buenos Aires Jorge Newbery

Sat 13/6

21:05-06:50

1 stop20h 45m

$2,041

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Sat 7/2

07:25-14:40

2 stops21h 15m

Buenos Aires Jorge Newbery

Thu 19/3

15:40-06:15

1 stop24h 35m

$2,042

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Sun 12/4

11:45-19:40

1 stop20h 55m

Buenos Aires Jorge Newbery

Thu 23/4

08:40-06:50

1 stop33h 10m

$2,047

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Sun 12/4

11:45-12:22

1 stop37h 37m

Buenos Aires Ministro Pistarini

Thu 23/4

19:21-06:50

1 stop22h 29m

$2,047

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Fri 6/2

08:45-14:40

2 stops19h 55m

Buenos Aires Jorge Newbery

Tue 10/3

21:05-09:45

2 stops22h 40m

$2,050

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 $2,253, 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 $2,312.

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 $2,591. Flights from Sydney to Buenos Aires on a Saturday will generally be more expensive and average around $2,910. 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 $2,673. Flights at midday are often more expensive, with an average ticket price of $3,318.

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

You could potentially save up to 4% 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 December 2025, prices for Sydney to Buenos Aires flights are approximately 14% 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

17h 30m

Direct flights

None
The fastest flight from Sydney to Buenos Aires takes 17h 30m
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 $1,843Free cancellationRating
7.5
1,894 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.

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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