Are direct flights from Buenos Aires to Sydney always the best option?

Direct flights offer convenience by minimizing travel time and avoiding layovers. However, connecting flights can often be more budget-friendly, especially for long international routes. Weigh the trade-off between cost savings and travel duration when making your choice.

Can flexible travel dates help on Buenos Aires to Sydney flights?

Being flexible with your travel dates can significantly impact flight prices. Mid-week travel or flying during off-peak seasons often results in lower fares. Even shifting your departure or return by a day or two may lead to savings.

What extra costs should I check before booking Buenos Aires to Sydney flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight meal costs. Some airlines may also charge for carry-on luggage or priority boarding. Factor these into your total travel budget.

Flights From Buenos Aires

To Sydney

Cheap Flights from Buenos Aires to Sydney

Browse current best options from Buenos Aires. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Buenos Aires

RatePunk searches hundreds of travel sites at once for deals on flights to Sydney

Prices updated 8 days ago

472 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 29, 2026.)

Today’s best flight deals from Buenos Aires to Sydney

Explore current cheapest deals departing from Buenos Aires to Sydney

2027-03-12 – 2027-03-28
BUE - Sydney
81% AI deal score
$1,732
$1,586
Round trip
2027-03-12 – 2027-03-27
BUE - Sydney
77% AI deal score
$1,732
$1,646
Round trip
2027-03-04 – 2027-03-29
BUE - Sydney
77% AI deal score
$1,696
$1,655
Round trip
2027-01-28 – 2027-02-13
BUE - Sydney
81% AI deal score
$1,898
$1,655
Round trip
2027-03-26 – 2027-03-28
BUE - Sydney
79% AI deal score
$1,766
$1,655
Round trip
2026-11-02 – 2026-11-16
BUE - Sydney
79% AI deal score
$1,742
$1,679
Round trip
2027-03-04 – 2027-03-31
BUE - Sydney
77% AI deal score
$1,696
$1,692
Round trip
2026-12-24 – 2027-01-11
BUE - Sydney
81% AI deal score
$2,062
$1,735
Round trip
2027-02-07 – 2027-03-03
BUE - Sydney
76% AI deal score
$1,747
$1,745
Round trip
2027-02-07 – 2027-03-01
BUE - Sydney
76% AI deal score
$1,747
$1,745
Round trip

Buenos Aires to Sydney: Overview

Insights for flights from Buenos Aires to Sydney

For cheap flights from Buenos Aires to Sydney, fares typically range from $1662–$3177, with a median of $2474. Right now, current fares are above the typical level, and about 21% of recent fares were classified as a good price. New deals appear almost daily, offering frequent opportunities to find better prices.

When considering the cheapest time to fly from Buenos Aires to Sydney, September stands out as the most affordable month, with a median fare of $935. Following September, June and May also offer competitive prices, with median fares of $1566 and $1570 respectively. These months present the best opportunities for travelers seeking lower costs.

A typical journey from Buenos Aires to Sydney takes approximately 44h 15m, including connections. This is a significant travel time, reflecting the long distance and the need for multiple stops. Given that most itineraries connect at least once, this median duration accounts for the layovers involved in reaching the destination.

Flights from Buenos Aires to Sydney cover a considerable distance of 11767 km. This route is classified as a long-haul journey, indicating a significant travel commitment. Travelers should expect an extended period in transit due to the vast geographical separation between these two cities.

How much is a round trip from Buenos Aires to Sydney

Regular price: $1,616 - $2,213

Prices for flights from Buenos Aires to Sydney are currently below the regular range.

The regular price range for flights from Buenos Aires to Sydney is between $1616 and $2213. The current lowest deal is $1570 with China Eastern Airlines for travel from March 26-March 28.

now $1,570

Low $1,616

High $2,213

The cheapest time to fly from Buenos Aires to Sydney

The cheapest month to fly from Buenos Aires to Sydney is September, with a median price of $935. The most expensive month is October, with a median price of $3369. Prices are generally lower from March to December.

September

Cheapest

Flights from $935

October

Most Expensive

Flights from $3,369

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Buenos Aires to Sydney

China Eastern Airlines

Air New Zealand

LATAM Chile

B&H Airlines

Last-minute flights going from Buenos Aires to Sydney

Thu, Oct 1

⌛ Last-Minute

AEP - Sydney

Buenos Aires (AEP) - Sydney (SYD)

LATAM Chile

$2,004

$2,512

One-way

Thu, Oct 1

⌛ Last-Minute

AEP - Sydney

Buenos Aires (AEP) - Sydney (SYD)

LATAM Chile

$1,964

$2,590

One-way

Thu, Oct 1

⌛ Last-Minute

AEP - Sydney

Buenos Aires (AEP) - Sydney (SYD)

Aerolíneas Argentinas

$1,995

$2,621

One-way

Fri, Oct 2

⌛ Last-Minute

AEP - Sydney

Buenos Aires (AEP) - Sydney (SYD)

B&H Airlines, QantasLink

$1,968

$2,047

One-way

Sat, Oct 3

⌛ Last-Minute

AEP - Sydney

Buenos Aires (AEP) - Sydney (SYD)

LATAM Chile

$2,142

$1,954

One-way

Sun, Oct 4

⌛ Last-Minute

AEP - Sydney

Buenos Aires (AEP) - Sydney (SYD)

B&H Airlines

$2,124

$2,286

One-way

Biggest price drops on these dates for flights from Buenos Aires to Sydney

22 nights

Dec 8 - Dec 30

$2,026 → $1,768

13%

2 nights

Mar 26 - Mar 28

$1,786 → $1,564

12%

7 nights

Nov 12 - Nov 19

$1,818 → $1,678

19 nights

Mar 9 - Mar 28

$1,739 → $1,656

Popular Airports to fly from Buenos Aires to Sydney

Buenos Aires - Sydney route insights

💸 Price insights

Recent fares are above the typical level

Recent fares from Buenos Aires to Sydney are above the typical level at $1570.

📅 Best time to fly

Fly in September for the best prices

Historically, September is the cheapest month to fly, with a median price of $935.

⏱️ Flight duration

Connecting flights average 44h 15m

The typical flight duration for this route, which is connecting-dominant, is 44h 15m.

✈️ Airlines & availability

Connecting flights are frequent

Connecting flights on this route are frequent, with deals appearing often over 30 days.

🏆 Airline highlight

China Eastern Airlines offers deals

China Eastern Airlines has offered recent deals for flights from Buenos Aires to Sydney.

🎯 Booking tip

21% of recent fares were good deals

Historically, 21% of recent fares from Buenos Aires to Sydney were considered good deals.

Buenos Aires main airports to depart from

Aeroparque Jorge Newbery (AEP)

Cheapest

Aeroparque Jorge Newbery offers a convenient departure point for flights from Buenos Aires to Sydney.

📍 ~6 km from Buenos Aires city center (reachable by car)

💸 Flights from ~$1,311

Sydney main airports to arrive at

Sydney (SYD)

Cheapest

Sydney Airport is a primary arrival option for flights from Buenos Aires to Sydney.

📍 ~9 km from Sydney city center (reachable by car)

💸 Flights from ~$1,332

Airports nearby Sydney used as alternative

Canberra (CBR)

Canberra Airport is a major domestic and international-capable airport with a full range of cabin classes.

📍 ~240 km from Sydney (approximately 3 hours drive from Sydney city center)

💸 Flights from ~$1,765

Business & First Class Flight Deals to Sydney

Discover luxury on the budget with premium cabin class on flights from Buenos Aires to Sydney.

Elite

Best Elite deals to Sydney

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From AEP

Elite

Dec 10

Sydney, Australia

76% AI deal score

$3,443

Aerolíneas Argentinas, +1

Business Class

From AEP

Elite

Dec 31

Sydney, Australia

76% AI deal score

$3,490

Aerolíneas Argentinas, +1

Business Class

From AEP

Elite

Dec 31

Sydney, Australia

76% AI deal score

$3,491

Aerolíneas Argentinas, +1

Business Class

From AEP

Elite

Dec 24

Sydney, Australia

76% AI deal score

$3,500

Aerolíneas Argentinas, +1

Business Class

From AEP

Elite

Dec 09

Sydney, Australia

75% AI deal score

$3,528

Aerolíneas Argentinas, +1

Business Class

From AEP

Elite

Dec 07

Sydney, Australia

75% AI deal score

$3,552

Aerolíneas Argentinas, +1

Business Class

From AEP

Elite

Dec 24

Sydney, Australia

75% AI deal score

$3,644

Aerolíneas Argentinas, +1

Business Class

From AEP

Elite

Feb 11

Sydney, Australia

75% AI deal score

$3,782

Aerolíneas Argentinas, +1

Business Class

From AEP

Elite

Nov 22

Sydney, Australia

75% AI deal score

$3,844

Aerolíneas Argentinas, +1

Business Class

From AEP

Elite

Jan 27

Sydney, Australia

75% AI deal score

$3,910

Aerolíneas Argentinas, +1

Business Class

From AEP

Elite

Dec 24

Sydney, Australia

75% AI deal score

$4,056

Aerolíneas Argentinas, +1

Business Class

From AEP

Elite

Dec 30

Sydney, Australia

75% AI deal score

$4,098

Aerolíneas Argentinas, +1

Business Class

Frequently Asked Questions About Flights to Sydney

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can often reveal better deals. Setting up price alerts may also help you catch drops in fares.

Booking in advance is often recommended for long-haul international flights. However, prices can fluctuate, so monitoring fares over time may help you identify a good booking window. Weekday bookings sometimes offer different pricing compared to weekends.

Comparing nearby airports at both your origin and destination can sometimes uncover more economical flight options. While it may add to your ground travel, the potential savings on airfare can be significant. Always factor in the total cost and convenience.

Related routes

More routes from Buenos Aires

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Flights to Sydney from other cities

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Buenos Aires to Sydney: Overview

Insights for flights from Buenos Aires to Sydney

How much is a round trip from Buenos Aires to Sydney

Regular price: $1,616 - $2,213

Prices for flights from Buenos Aires to Sydney are currently below the regular range.

The regular price range for flights from Buenos Aires to Sydney is between $1616 and $2213. The current lowest deal is $1570 with China Eastern Airlines for travel from March 26-March 28.

now $1,570

Low $1,616

High $2,213

The cheapest time to fly from Buenos Aires to Sydney

September

Cheapest

Flights from $935

October

Most Expensive

Flights from $3,369

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Buenos Aires to Sydney

China Eastern Airlines

Air New Zealand

LATAM Chile

B&H Airlines

Last-minute flights going from Buenos Aires to Sydney

Thu, Oct 1

⌛ Last-Minute

AEP - Sydney

Buenos Aires (AEP) - Sydney (SYD)

LATAM Chile

$2,004

$2,512

One-way

Thu, Oct 1

⌛ Last-Minute

AEP - Sydney

Buenos Aires (AEP) - Sydney (SYD)

LATAM Chile

$1,964

$2,590

One-way

Thu, Oct 1

⌛ Last-Minute

AEP - Sydney

Buenos Aires (AEP) - Sydney (SYD)

Aerolíneas Argentinas

$1,995

$2,621

One-way

Fri, Oct 2

⌛ Last-Minute

AEP - Sydney

Buenos Aires (AEP) - Sydney (SYD)

B&H Airlines, QantasLink

$1,968

$2,047

One-way

Sat, Oct 3

⌛ Last-Minute

AEP - Sydney

Buenos Aires (AEP) - Sydney (SYD)

LATAM Chile

$2,142

$1,954

One-way

Sun, Oct 4

⌛ Last-Minute

AEP - Sydney

Buenos Aires (AEP) - Sydney (SYD)

B&H Airlines

$2,124

$2,286

One-way

Biggest price drops on these dates for flights from Buenos Aires to Sydney

22 nights

Dec 8 - Dec 30

$2,026 → $1,768

13%

2 nights

Mar 26 - Mar 28

$1,786 → $1,564

12%

7 nights

Nov 12 - Nov 19

$1,818 → $1,678

19 nights

Mar 9 - Mar 28

$1,739 → $1,656

Popular Airports to fly from Buenos Aires to Sydney

Buenos Aires - Sydney route insights

💸 Price insights

Recent fares are above the typical level

Recent fares from Buenos Aires to Sydney are above the typical level at $1570.

📅 Best time to fly

Fly in September for the best prices

Historically, September is the cheapest month to fly, with a median price of $935.

⏱️ Flight duration

Connecting flights average 44h 15m

The typical flight duration for this route, which is connecting-dominant, is 44h 15m.

✈️ Airlines & availability

Connecting flights are frequent

Connecting flights on this route are frequent, with deals appearing often over 30 days.

🏆 Airline highlight

China Eastern Airlines offers deals

China Eastern Airlines has offered recent deals for flights from Buenos Aires to Sydney.

🎯 Booking tip

21% of recent fares were good deals

Historically, 21% of recent fares from Buenos Aires to Sydney were considered good deals.

Buenos Aires main airports to depart from

Aeroparque Jorge Newbery (AEP)

Cheapest

Aeroparque Jorge Newbery offers a convenient departure point for flights from Buenos Aires to Sydney.

📍 ~6 km from Buenos Aires city center (reachable by car)

💸 Flights from ~$1,311

Sydney main airports to arrive at

Sydney (SYD)

Cheapest

Sydney Airport is a primary arrival option for flights from Buenos Aires to Sydney.

📍 ~9 km from Sydney city center (reachable by car)

💸 Flights from ~$1,332

Airports nearby Sydney used as alternative

Canberra (CBR)

Canberra Airport is a major domestic and international-capable airport with a full range of cabin classes.

📍 ~240 km from Sydney (approximately 3 hours drive from Sydney city center)

💸 Flights from ~$1,765

Sydney, Australia

75% AI deal score

$4,098

Aerolíneas Argentinas, +1

Business Class

Frequently Asked Questions About Flights to Sydney

Cheap Flights from Buenos Aires to Sydney

Today’s best flight deals from Buenos Aires to Sydney

Buenos Aires to Sydney: Overview

Insights for flights from Buenos Aires to Sydney

How much is a round trip from Buenos Aires to Sydney

The cheapest time to fly from Buenos Aires to Sydney

Direct flights from Buenos Aires to Sydney

Last-minute flights going from Buenos Aires to Sydney

Biggest price drops on these dates for flights from Buenos Aires to Sydney

Popular Airports to fly from Buenos Aires to Sydney

Buenos Aires - Sydney route insights

Recent fares are above the typical level

Fly in September for the best prices

Connecting flights average 44h 15m

Connecting flights are frequent

China Eastern Airlines offers deals

21% of recent fares were good deals

Buenos Aires main airports to depart from

Sydney main airports to arrive at

Airports nearby Sydney used as alternative

Business & First Class Flight Deals to Sydney

Best Elite deals to Sydney

Dec 10

Dec 31

Dec 31

Dec 24

Dec 09

Dec 07

Dec 24

Feb 11

Nov 22

Jan 27

Dec 24

Dec 30

Frequently Asked Questions About Flights to Sydney

How can I find cheap flights from Buenos Aires to Sydney?

When should I book flights from Buenos Aires to Sydney?

Should I compare nearby airports for flights from Buenos Aires to Sydney?

Are direct flights from Buenos Aires to Sydney always the best option?

Can flexible travel dates help on Buenos Aires to Sydney flights?

What extra costs should I check before booking Buenos Aires to Sydney flights?

Related routes

More routes from Buenos Aires

Flights to Sydney from other cities

Buenos Aires to Sydney: Overview

Insights for flights from Buenos Aires to Sydney

How much is a round trip from Buenos Aires to Sydney

The cheapest time to fly from Buenos Aires to Sydney

Direct flights from Buenos Aires to Sydney

Last-minute flights going from Buenos Aires to Sydney

Biggest price drops on these dates for flights from Buenos Aires to Sydney

Popular Airports to fly from Buenos Aires to Sydney

Buenos Aires - Sydney route insights

Recent fares are above the typical level

Fly in September for the best prices

Connecting flights average 44h 15m

Connecting flights are frequent

China Eastern Airlines offers deals

21% of recent fares were good deals

Buenos Aires main airports to depart from

Sydney main airports to arrive at

Airports nearby Sydney used as alternative

Business & First Class Flight Deals to Sydney

Best Elite deals to Sydney

Dec 10

Dec 31

Dec 31

Dec 24

Dec 09

Dec 07

Dec 24

Feb 11

Nov 22

Jan 27

Dec 24

Dec 30

Frequently Asked Questions About Flights to Sydney

How can I find cheap flights from Buenos Aires to Sydney?

When should I book flights from Buenos Aires to Sydney?

Should I compare nearby airports for flights from Buenos Aires to Sydney?