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$1,114 Cheap flights to Buenos Aires

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Buenos Aires departing on 26/7. 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 Australia to Buenos Aires

Cheap return flights

Enter your travel dates to find the best prices.
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
$1,832Multiple Airlines
Mon, 17 Aug - Mon, 16 Nov
Multiple Airlines Logo
09:05 - 16:45
SYD
-
EZE
20h 40m
1 stop
Multiple Airlines Logo
02:15 - 15:10
EZE
-
SYD
23h 55m
1 stop
$1,836Multiple Airlines
Thu, 11 Jun - Mon, 22 Jun
Multiple Airlines Logo
09:05 - 16:45
SYD
-
EZE
20h 40m
1 stop
Multiple Airlines Logo
02:15 - 15:10
EZE
-
SYD
23h 55m
1 stop
$1,839Multiple Airlines
Thu, 11 Jun - Mon, 22 Jun
Multiple Airlines Logo
23:55 - 16:30
MEL
-
EZE
29h 35m
1 stop
Multiple Airlines Logo
02:15 - 15:50
EZE
-
MEL
24h 35m
1 stop
$1,846Multiple Airlines
Sun, 7 Jun - Mon, 13 Jul
China Eastern Logo
07:10 - 16:45
SYD
-
EZE
22h 35m
1 stop
China Eastern Logo
02:15 - 07:45
EZE
-
SYD
40h 30m
1 stop
$1,850China Eastern
Thu, 11 Jun - Mon, 22 Jun
Multiple Airlines Logo
11:00 - 16:45
SYD
-
EZE
18h 45m
1 stop
Multiple Airlines Logo
02:00 - 12:40
EZE
-
SYD
20h 40m
1 stop
$1,851Multiple Airlines
Thu, 1 Oct - 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
$1,934American 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
$1,938American Airlines
Wed, 10 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
$2,142LATAM 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
$2,146LATAM Airlines
Thu, 11 Jun - Tue, 23 Jun

momondo Fare Finder

 
Locate flights to Buenos Aires that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 18 May 2026.
Use the filters below to find and compare flights to Buenos Aires that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

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

$1,832

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Thu 11/6

09:05-16:45

1 stop20h 40m

Buenos Aires Ministro Pistarini

Mon 22/6

02:15-15:10

1 stop23h 55m

$1,836

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Thu 11/6

09:05-16:45

1 stop20h 40m

Buenos Aires Ministro Pistarini

Mon 22/6

02:15-15:10

1 stop23h 55m

$1,839

MelbourneBuenos Aires

MEL - EZE

MELEZE

Melbourne

Sun 7/6

23:55-16:30

1 stop29h 35m

Buenos Aires Ministro Pistarini

Mon 13/7

02:15-15:50

1 stop24h 35m

$1,846

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Thu 11/6

07:10-16:45

1 stop22h 35m

Buenos Aires Ministro Pistarini

Mon 22/6

02:15-07:45

1 stop40h 30m

$1,850
Fastest return journey

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Thu 1/10

11:00-16:45

1 stop18h 45m

Buenos Aires Ministro Pistarini

Mon 16/11

02:00-12:40

1 stop20h 40m

$1,851

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

$1,934

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

$1,938

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

$2,142

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

$2,146

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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Buenos Aires flights insights and trends

Explore insights for your Buenos Aires flight to craft the best travel plan

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Australia is in June. Flight prices, which tend to average around $2,054, are often lower during this time because this is during the off-season. If you don’t want to visit Buenos Aires in June, then you should wait until April to fly from Australia, when ticket prices are also cheap, with an average price of $2,089.

Cheapest flights to Buenos Aires

Find the cheapest flights to Buenos Aires from your nearest city or airport
Find flights from Sydney to Buenos Aires Jorge Newbery Airport
CHEAPEST MONTH TO FLY TO BUENOS AIRES FROM SYDNEYJune9% cheaperFlying from Sydney to Buenos Aires costs on average just $2,061 in June
MOST EXPENSIVE MONTH TO FLY TO BUENOS AIRES FROM SYDNEYDecember39% more expensiveIt costs about $3,138 for flights to Buenos Aires from Sydney in December
MOST POPULAR MONTH TO FLY TO BUENOS AIRES FROM SYDNEYDecember254% more users visitedMore momondo users searched in flights to Buenos Aires from Sydney in December than any other month

Cheap Buenos Aires flight deals and tips

Summary info about Buenos Aires flight prices, duration and airlines

Best One-Way Price

$1,114

Best Round-Trip Price

$1,832

Fastest flight time

21h 55m

Popular in

March
The best one-way flight price to Buenos Aires from Australia in the last 72 hours is $1,114 (Sydney Kingsford Smith to Buenos Aires Jorge Newbery).
Search Deals
The best round-trip flight price to Buenos Aires from Australia in the last 72 hours is $1,832 (Sydney Kingsford Smith to Buenos Aires Ministro Pistarini).
Search Deals
The fastest flight to Buenos Aires from Australia takes 21h 55m (Sydney Kingsford Smith to Buenos Aires Ministro Pistarini).
Search Deals
March has the highest demand for flights to Buenos Aires, with a 3% price increase on average.
Search Deals

Frequently asked questions about flying to Buenos Aires

How far in advance should I book a flight to Buenos Aires?

Most flyers found that booking tickets 74 days in advance of their planned departure date is the best time to get cheap flights to Buenos Aires. During this timeframe, flight prices are around $2,240.

Is there an alternative airport near Buenos Aires?

Finding an alternative and possibly cheaper destination airport near Buenos Aires is possible. If you are planning a flight to Buenos Aires, consider booking flights to Buenos Aires Jorge Newbery Airport (7 km from Buenos Aires city centre).

Is there a cheaper alternative to flying into Buenos Aires?

The cheapest airport near Buenos Aires is typically Buenos Aires Jorge Newbery Airport, with an average price of $238/person. These prices vary based on where travellers are coming from. It is suggested that travellers looking to save money try momondo’s Airport-to-Airport Pricing Tool.

What is the absolute cheapest flight to Buenos Aires?

The best deal found on momondo in the last two weeks was a flight to Buenos Aires from San Carlos de Bariloche for $202. This is 15% cheaper than most flight deals to Buenos Aires. To find the cheapest price to Buenos Aires from your area, use momondo’s Airport-to-Airport Pricing Tool.

Are there flights to Colegiales?

Yes, flights to Colegiales are served by Buenos Aires’s Buenos Aires Ministro Pistarini airport which is 28.6 km away.

When did momondo last update prices for flights to Buenos Aires?

Prices for flights to Buenos Aires refresh daily.

How many operators does momondo search for flights to Buenos Aires?

There are 3 operators available for flights to Buenos Aires as of May 2026.

How old do you have to be to fly to Buenos Aires?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Buenos Aires.

What documentation or ID do you need to fly to Buenos Aires?

The travel and health documents required for your trip to Buenos Aires can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Buenos Aires. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal to Buenos Aires?

It is quick and easy to find flights to Buenos Aires on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Buenos Aires that suits you.

Can I find flights to Buenos Aires with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Buenos Aires with this policy.

How can momondo help me find flights to Buenos Aires?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight to Buenos Aires.

I’m not ready to book a flight to Buenos Aires right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Buenos Aires, momondo offers a useful price alert feature which will track prices for flights to Buenos Aires and alert you when they change.

An easier way to manage your Buenos Aires trip

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Find better results for your trip to Buenos Aires

Popular Flights to Buenos Aires

Popular routes according to searches in the past day on momondo
Sydney Kingsford Smith to Buenos Aires Flightsfrom $1,605
Melbourne to Buenos Aires Flightsfrom $1,618
Perth to Buenos Aires Flightsfrom $1,893
Adelaide to Buenos Aires Flightsfrom $1,776
Brisbane to Buenos Aires Flightsfrom $1,601