Cheap Flights from Buenos Aires to Sydney

Compare Buenos Aires to Sydney flight deals

Find the cheapest month or even day of the year to fly to Sydney

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Flight deals from Buenos Aires to Sydney

Looking for a cheap last-minute deal or the best return flight from Buenos Aires to Sydney? Find the lowest prices on one-way and return tickets right here.

Sydney.$2,662 per passenger.Departing Wed, 4 Mar, returning Tue, 24 Mar.Return flight with LATAM Airlines.Outbound indirect flight with LATAM Airlines, departs from Buenos Aires Ministro Pistarini on Wed, 4 Mar, arriving in Sydney.Inbound indirect flight with LATAM Airlines, departs from Sydney on Tue, 24 Mar, arriving in Buenos Aires Ministro Pistarini.Price includes taxes and charges.From $2,662, select.

Sydney.$2,681 per passenger.Departing Tue, 23 Jun, returning Thu, 6 Aug.Return flight with LATAM Airlines.Outbound indirect flight with LATAM Airlines, departs from Buenos Aires Jorge Newbery on Tue, 23 Jun, arriving in Sydney.Inbound indirect flight with LATAM Airlines, departs from Sydney on Thu, 6 Aug, arriving in Buenos Aires Jorge Newbery.Price includes taxes and charges.From $2,681, select.

Sydney.$2,687 per passenger.Departing Fri, 5 Jun, returning Fri, 12 Jun.Return flight with LATAM Airlines.Outbound indirect flight with LATAM Airlines, departs from Buenos Aires Jorge Newbery on Fri, 5 Jun, arriving in Sydney.Inbound indirect flight with LATAM Airlines, departs from Sydney on Fri, 12 Jun, arriving in Buenos Aires Jorge Newbery.Price includes taxes and charges.From $2,687, select.

Sydney.$2,693 per passenger.Departing Tue, 28 Apr, returning Tue, 26 May.Return flight with LATAM Airlines.Outbound indirect flight with LATAM Airlines, departs from Buenos Aires Jorge Newbery on Tue, 28 Apr, arriving in Sydney.Inbound indirect flight with LATAM Airlines, departs from Sydney on Tue, 26 May, arriving in Buenos Aires Jorge Newbery.Price includes taxes and charges.From $2,693, select.

Sydney.$2,705 per passenger.Departing Wed, 6 May, returning Wed, 20 May.Return flight with LATAM Airlines.Outbound indirect flight with LATAM Airlines, departs from Buenos Aires Jorge Newbery on Wed, 6 May, arriving in Sydney.Inbound indirect flight with LATAM Airlines, departs from Sydney on Wed, 20 May, arriving in Buenos Aires Jorge Newbery.Price includes taxes and charges.From $2,705, select.

Sydney.$2,712 per passenger.Departing Mon, 11 May, returning Mon, 8 Jun.Return flight with LATAM Airlines.Outbound indirect flight with LATAM Airlines, departs from Buenos Aires Jorge Newbery on Mon, 11 May, arriving in Sydney.Inbound indirect flight with LATAM Airlines, departs from Sydney on Mon, 8 Jun, arriving in Buenos Aires Jorge Newbery.Price includes taxes and charges.From $2,712, select.

Sydney.$2,728 per passenger.Departing Tue, 7 Jul, returning Tue, 28 Jul.Return flight with LATAM Airlines.Outbound indirect flight with LATAM Airlines, departs from Buenos Aires Jorge Newbery on Tue, 7 Jul, arriving in Sydney.Inbound indirect flight with LATAM Airlines, departs from Sydney on Tue, 28 Jul, arriving in Buenos Aires Jorge Newbery.Price includes taxes and charges.From $2,728, select.

Sydney.$2,728 per passenger.Departing Tue, 1 Sep, returning Mon, 5 Oct.Return flight with LATAM Airlines.Outbound indirect flight with LATAM Airlines, departs from Buenos Aires Jorge Newbery on Tue, 1 Sep, arriving in Sydney.Inbound indirect flight with LATAM Airlines, departs from Sydney on Mon, 5 Oct, arriving in Buenos Aires Jorge Newbery.Price includes taxes and charges.From $2,728, select.

Find the cheapest month to fly from Buenos Aires to Sydney

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Buenos Aires to Sydney flights are currently cheapest in March.

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Buenos Aires to Sydney: Alternative routes

Compare routes from Buenos Aires to Sydney below. You may find an airport to fly into that's cheaper, faster, or easier than Sydney.

Sydney

9km from central Sydney

ClosestCheapest

from $2,662

Search flights

Wollongong

87km from central Sydney

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Buenos Aires to Sydney: Flight information

The things to know before you go.

Cheapest flight found	$2,662
Cheapest month to fly	March

Check out these Sydney hotels

Ready to plan your stay? Other travellers rate these Sydney hotels for cleanliness, service and location.

Citadines Connect Sydney Airport

1.79 km from Sydney

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Travelodge Hotel Sydney Airport

2.01 km from Sydney

$452

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Pullman Sydney Airport

2.11 km from Sydney

$560

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Citadines Connect Sydney Airport

1.79 km from Sydney

$538

Per night

Travelodge Hotel Sydney Airport

2.01 km from Sydney

$452

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Pullman Sydney Airport

2.11 km from Sydney

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Finding cheap flights from Buenos Aires to Sydney: Frequently asked questions

How much are return flights from Buenos Aires to Sydney?

The best price we found for a return flight from Buenos Aires to Sydney is $2,662. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Buenos Aires to Sydney?

Currently, there are no airlines that fly direct from Buenos Aires to Sydney. But we found flights with one stop from $2,662.

How many flights are there a week from Buenos Aires to Sydney?

As of February 2026, there are no flights flying from Buenos Aires to Sydney.

When is the cheapest time to fly from Buenos Aires to Sydney?

The cheapest month to fly from Buenos Aires to Sydney is usually March.

Which upcoming date is cheapest to fly from Buenos Aires to Sydney Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Buenos Aires to Sydney Airport on Wednesday, 4 March 2026.

Can I get a direct flight from Buenos Aires to Sydney Airport?

No airlines currently offer direct flights between Buenos Aires and Sydney Airport. Most routes have one or more stops.

How can I find the best flight deal to Sydney?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sydney but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Sydney?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Sydney is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Buenos Aires to Sydney with?

The cheapest airline that flies to Sydney is LATAM Airlines .

Flying from Buenos Aires to Sydney (Kingsford Smith) Airport (SYD): What you need to know

There are a couple of main airports where your trip can begin in Buenos Aires. Check out your options departing from Jorge Newbery Airport (AEP) or Ministro Pistarini Airport (EZE) when reserving your flight from Buenos Aires to Sydney (Kingsford Smith) Airport (SYD).
Sydney is 14 hours ahead of Buenos Aires. Sydney (Kingsford Smith) Airport is located in Sydney, which runs on the UTC+11 timezone.
To ensure you get on your flight from Buenos Aires to SYD, allow plenty of time to check in and drop off your luggage. Turning up two hours ahead of international departures and an hour before domestic flights is the standard rule.
In peak travel periods, allow for extended wait times and be there earlier. Aim for at least two hours ahead for domestic flights and up to four hours for international journeys.

Airports in Buenos Aires

Jorge Newbery Airport (AEP)

Stopovers offer the opportunity to discover a new city or just take a break during your journey. When looking for a cheap flight from Buenos Aires to SYD, deselect 'Direct flights only' to explore all potential stops. Arturo Merino Benitez Airport (SCL) is one option when you're setting off from Jorge Newbery Airport (AEP).
Travelling from central Buenos Aires to AEP takes about 40 minutes on public transport. If you drive, ride-share or grab a cab, you'll cover the 14 kilometres in 20 minutes or so, depending on traffic.
Catching an early flight from Buenos Aires to Sydney (Kingsford Smith) Airport? Avoid the mad dash to the terminal (and sneak in some extra precious sleep) by choosing one of these stays near Jorge Newbery Airport:
Jorge Newbery Airport has an excellent on-time performance, reducing the likelihood of delays. Departures from AEP land at their destination as scheduled 83.76% of the time.

Ministro Pistarini Airport (EZE)

Break up your flight from Buenos Aires to Sydney (Kingsford Smith) Airport with a stop at Arturo Merino Benitez Airport (SCL). A main stopover between Ministro Pistarini Airport and SYD, it's the perfect opportunity to unwind before the next leg of your journey.
On public transport, you can travel from central Buenos Aires to EZE in about 2 hours 10 minutes. The terminal is roughly 32 kilometres away, and making the trip by car will take approximately 35 minutes.
Got a crack-of-dawn departure? You might like to check in to one of these accommodation options near Ministro Pistarini Airport the day before your Buenos Aires to SYD flight:
Ministro Pistarini Airport has a solid reputation for punctual service. 83.93% of flights departing here meet their scheduled arrival times without fail.

About Sydney (Kingsford Smith) Airport (SYD)

Have a late flight from Buenos Aires to Sydney (Kingsford Smith) Airport? Don't let it end in exhaustion. Check in to one of these hotels near SYD and fast-forward to bedtime:
Go wherever you want, whenever you want with a Sydney (Kingsford Smith) Airport rental car. Pick up your wheels from simba car hire, Bargain Car Rentals or Yes Drive and see more of Sydney and beyond.
Booking your vehicle around two weeks in advance of your Buenos Aires to Sydney (Kingsford Smith) Airport flight can help you lock in a great deal.

Getting from Sydney (Kingsford Smith) Airport (SYD) to central Sydney

Central Sydney is around 18 kilometres from Sydney (Kingsford Smith) Airport and takes about 20 minutes to reach by car. See what your options are for heading into the city, whether that's with a car hire, cab or ride-share.
When travelling by public transport, expect a journey time of around 25 minutes.

How to find the cheapest flights from Buenos Aires to Sydney (Kingsford Smith) Airport (SYD)

The lowest price we've found for a one-way ticket from Buenos Aires to Sydney (Kingsford Smith) Airport is $1,404. For a return flight on this route, the best price is $2,662. Depending on the availability and when you book, these fares may change.
Don't wait until the last minute. You're more likely to walk away with cheap flights from Buenos Aires to SYD if you book ahead. Airlines often have some fantastic early bird discounts.
If you can be flexible with your travel dates, try using the 'Whole month' search tool. It'll give you the lowest price in every month when searching for your Buenos Aires to Sydney (Kingsford Smith) Airport ticket.
Locking in a cheap flight ticket from Buenos Aires to SYD couldn't be easier with Price Alerts. All you need to do is set up one of these automatic alerts and we'll get in touch when a lower fare pops up.
Save on your flight from Buenos Aires to Sydney (Kingsford Smith) Airport by using the search filters. Select your ideal duration, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

The best time to fly from Buenos Aires to Sydney (Kingsford Smith) Airport (SYD)

Think about the kind of holiday you want when planning the timing of your trip. April is the quietest month to visit Sydney. July is when most people book flights from Buenos Aires to Sydney (Kingsford Smith) Airport (SYD), which may be perfect if you enjoy travelling when it's busier.
Before locking in your Buenos Aires to SYD flight ticket, consider what kind of weather works for you. January is the warmest month in Sydney, with temperatures ranging from 17ºC to 32ºC.
If you want to travel in cooler conditions, look for a cheap ticket from Buenos Aires to Sydney (Kingsford Smith) Airport in July when temperatures are between 5ºC and 19ºC.

More about Sydney

After booking your flight from Buenos Aires to Sydney (Kingsford Smith) Airport, find a hotel that puts you in a great location. Make one of these accommodation options your base for exploring Sydney:
Sydney Harbour and Sydney Harbour Bridge are just two of the leading attractions to put on your Sydney travel itinerary. Continue your sightseeing adventures at Sydney Harbour.

Explore more of Australia

You've visited Sydney, now it's time to explore more of Australia. Journey around 241 kilometres south-west to Canberra to tick off its popular sights. From Australian War Memorial to National Gallery of Australia and National Portrait Gallery, you'll have a full itinerary ahead.
Newcastle is another well-known destination in Australia and is around 129 kilometres north-east of Sydney. No journey is complete without seeing Merewether Beach, Bathers Way Coastal Walk and Nobbys Beach.