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$1,149 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 28/4. 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.
Iberia Logo
09:10 - 11:05
SYD
-
EZE
38h 55m
2 stops
Iberia Logo
22:05 - 07:05
EZE
-
SYD
44h 00m
2 stops
$1,937Iberia
Fri, 15 May - Fri, 22 May
British Airways Logo
09:10 - 06:15
SYD
-
EZE
58h 05m
2 stops
British Airways Logo
09:15 - 07:05
EZE
-
SYD
56h 50m
2 stops
$1,942British Airways
Sat, 16 May - Sat, 23 May
Multiple Airlines Logo
11:15 - 16:30
SYD
-
EZE
18h 15m
1 stop
Multiple Airlines Logo
02:15 - 15:10
EZE
-
SYD
23h 55m
1 stop
$1,958Multiple Airlines
Mon, 4 May - Thu, 21 May
American Airlines Logo
09:10 - 11:05
SYD
-
EZE
38h 55m
2 stops
American Airlines Logo
21:50 - 07:05
EZE
-
SYD
44h 15m
2 stops
$1,961American Airlines
Sun, 14 Jun - Fri, 3 Jul
American Airlines Logo
09:10 - 06:15
SYD
-
EZE
58h 05m
2 stops
American Airlines Logo
22:35 - 07:05
EZE
-
SYD
43h 30m
2 stops
$1,963American Airlines
Sat, 9 May - Fri, 5 Jun
American Airlines Logo
09:10 - 07:15
SYD
-
EZE
35h 05m
2 stops
American Airlines Logo
22:35 - 07:05
EZE
-
SYD
43h 30m
2 stops
$1,964American Airlines
Thu, 14 May - Thu, 21 May
American Airlines Logo
09:10 - 07:05
SYD
-
EZE
34h 55m
2 stops
American Airlines Logo
21:05 - 07:05
EZE
-
SYD
45h 00m
2 stops
$1,967American Airlines
Sun, 14 Jun - Thu, 18 Jun
LATAM Airlines Logo
11:45 - 14:50
SYD
-
AEP
16h 05m
1 stop
LATAM Airlines Logo
19:20 - 06:50
AEP
-
SYD
22h 30m
1 stop
$2,071LATAM Airlines
Mon, 18 May - Fri, 29 May
LATAM Airlines Logo
12:00 - 14:50
MEL
-
AEP
15h 50m
1 stop
LATAM Airlines Logo
22:30 - 05:40
AEP
-
MEL
18h 10m
1 stop
$2,079LATAM Airlines
Fri, 15 May - Fri, 22 May
Multiple Airlines Logo
07:00 - 14:50
SYD
-
AEP
20h 50m
2 stops
Multiple Airlines Logo
22:30 - 09:45
AEP
-
SYD
22h 15m
2 stops
$2,125Multiple Airlines
Mon, 4 May - Fri, 22 May

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 3 April 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

Fri 15/5

09:10-11:05

2 stops38h 55m

Buenos Aires Ministro Pistarini

Fri 22/5

22:05-07:05

2 stops44h 00m

$1,936

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Sat 16/5

09:10-06:15

2 stops58h 05m

Buenos Aires Ministro Pistarini

Sat 23/5

09:15-07:05

2 stops56h 50m

$1,942

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Mon 4/5

11:15-16:30

1 stop18h 15m

Buenos Aires Ministro Pistarini

Thu 21/5

02:15-15:10

1 stop23h 55m

$1,958

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Sun 14/6

09:10-11:05

2 stops38h 55m

Buenos Aires Ministro Pistarini

Fri 3/7

21:50-07:05

2 stops44h 15m

$1,961

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Sat 9/5

09:10-06:15

2 stops58h 05m

Buenos Aires Ministro Pistarini

Fri 5/6

22:35-07:05

2 stops43h 30m

$1,963

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Thu 14/5

09:10-07:15

2 stops35h 05m

Buenos Aires Ministro Pistarini

Thu 21/5

22:35-07:05

2 stops43h 30m

$1,964

SydneyBuenos Aires

SYD - EZE

SYDEZE

Sydney Kingsford Smith

Sun 14/6

09:10-07:05

2 stops34h 55m

Buenos Aires Ministro Pistarini

Thu 18/6

21:05-07:05

2 stops45h 00m

$1,967

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Mon 18/5

11:45-14:50

1 stop16h 05m

Buenos Aires Jorge Newbery

Fri 29/5

19:20-06:50

1 stop22h 30m

$2,071
Fastest return journey

MelbourneBuenos Aires

MEL - AEP

MELAEP

Melbourne

Fri 15/5

12:00-14:50

1 stop15h 50m

Buenos Aires Jorge Newbery

Fri 22/5

22:30-05:40

1 stop18h 10m

$2,079

SydneyBuenos Aires

SYD - AEP

SYDAEP

Sydney Kingsford Smith

Mon 4/5

07:00-14:50

2 stops20h 50m

Buenos Aires Jorge Newbery

Fri 22/5

22:30-09:45

2 stops22h 15m

$2,125

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

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 $2,118, 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 May to fly from Australia, when ticket prices are also cheap, with an average price of $2,161.

Cheapest flights to Buenos Aires

Find the cheapest flights to Buenos Aires from your nearest city or airport
CHEAPEST MONTH TO FLY TO BUENOS AIRES FROM SYDNEYJune10% cheaperFlying from Sydney to Buenos Aires costs on average just $2,118 in June
MOST EXPENSIVE MONTH TO FLY TO BUENOS AIRES FROM SYDNEYDecember34% more expensiveIt costs about $3,161 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

$1,149

Best Round-Trip Price

$1,936

Fastest flight time

18h 30m

Popular in

March
The best one-way flight price to Buenos Aires from Australia in the last 72 hours is $1,149 (Sydney Kingsford Smith to Buenos Aires Jorge Newbery).
The best round-trip flight price to Buenos Aires from Australia in the last 72 hours is $1,936 (Sydney Kingsford Smith to Buenos Aires Ministro Pistarini).
The fastest flight to Buenos Aires from Australia takes 18h 30m (Brisbane to Buenos Aires Ministro Pistarini).
March has the highest demand for flights to Buenos Aires, with a 5% price increase on average.

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 $2,347.

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 $303/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 Porto Alegre for $227. This is 25% 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 Jorge Newbery airport which is 3.6 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?

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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