Cheap flights from Sydney to Buenos Aires from $1,098
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BUE
27 Jan — 3 Feb1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sydney Kingsford Smith to Buenos Aires are usually found in May or July, booked 74 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday
Cheap flight deals from Sydney to Buenos Aires
Enter your travel dates to find the best prices.
Cheapest flights from Sydney to Buenos Aires
Explore the most affordable flight options available from Sydney to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 December 2025.
Sat 27/1211:20SYD - EZE
2 stops60h 10mAmerican Airlines
Fri 23/122:25EZE - SYD
2 stops67h 00mAmerican Airlines
Deal found 25/12$2,765
Mon 29/1211:20SYD - EZE
2 stops34h 10mAmerican Airlines
Fri 16/120:45EZE - SYD
2 stops45h 30mAmerican Airlines
Deal found 25/12$2,911
Mon 29/1209:00SYD - EZE
1 stop21h 30mMultiple Airlines
Thu 15/102:00EZE - SYD
1 stop23h 05mMultiple Airlines
Deal found 25/12$2,937
Sat 27/1211:10SYD - EZE
1 stop21h 33mLATAM Airlines
Fri 23/112:15EZE - SYD
1 stop28h 00mLATAM Airlines
Deal found 25/12$3,007
Sat 27/1211:10SYD - AEP
1 stop17h 30mLATAM Airlines
Fri 23/121:05AEP - SYD
1 stop19h 10mLATAM Airlines
Deal found 25/12$3,135
Tue 30/1211:10SYD - EZE
1 stop21h 33mMultiple Airlines
Wed 21/119:43EZE - SYD
2 stops23h 12mMultiple Airlines
Deal found 25/12$3,287
Tue 30/1211:10SYD - EZE
1 stop36h 05mLATAM Airlines
Wed 21/112:15EZE - SYD
1 stop28h 00mLATAM Airlines
Deal found 25/12$3,516
Wed 31/1219:15SYD - EZE
1 stop35h 40mMultiple Airlines
Wed 14/116:45EZE - SYD
3 stops48h 10mMultiple Airlines
Deal found 25/12$3,603
Wed 31/1211:10SYD - EZE
1 stop23h 45mLATAM Airlines
Wed 14/119:43EZE - SYD
1 stop20h 32mLATAM Airlines
Deal found 25/12$3,722
Wed 31/1217:50SYD - AEP
2 stops39h 50mMultiple Airlines
Wed 14/108:50AEP - SYD
2 stops33h 25mMultiple Airlines
Deal found 25/12$3,762
Wed 31/1211:10SYD - AEP
1 stop37h 20mLATAM Airlines
Wed 14/111:30AEP - SYD
1 stop28h 45mLATAM Airlines
Deal found 25/12$3,955
Sat 27/1206:30SYD - AEP
2 stops22h 10mMultiple Airlines
Tue 6/108:50AEP - SYD
1 stop18h 50mMultiple Airlines
Deal found 26/12$4,202
Best flights from Sydney to Buenos Aires
Discover carefully curated flight deals from Sydney to Buenos Aires that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 December 2025.
Tue 10/311:20SYD - EZE
2 stops37h 30mAmerican Airlines
Tue 28/423:30EZE - SYD
2 stops42h 35mAmerican Airlines
Deal found 27/12$1,970
Thu 19/208:10SYD - AEP
2 stops20h 30mMultiple Airlines
Mon 9/321:05AEP - SYD
2 stops21h 50mMultiple Airlines
Deal found 28/12$1,976
Mon 1/611:45SYD - EZE
1 stop22h 15mLATAM Airlines
Fri 31/713:22EZE - SYD
1 stop28h 28mLATAM Airlines
Deal found 28/12$2,022
Tue 17/310:20SYD - EZE
3 stops42h 50mAir Canada
Mon 6/416:30EZE - SYD
3 stops49h 50mAir Canada
Deal found 28/12$2,128
Fri 6/211:20SYD - EZE
2 stops35h 05mAmerican Airlines
Sun 8/323:30EZE - SYD
2 stops43h 30mAmerican Airlines
Deal found 28/12$1,973
Tue 17/306:00SYD - AEP
2 stops22h 40mMultiple Airlines
Mon 6/421:05AEP - SYD
1 stop20h 45mMultiple Airlines
Deal found 28/12$2,031
Thu 12/211:10SYD - EZE
1 stop21h 33mLATAM Airlines
Wed 25/208:00EZE - SYD
2 stops32h 15mLATAM Airlines
Deal found 28/12$2,031
Mon 16/311:20SYD - EZE
2 stops35h 00mAmerican Airlines
Mon 6/423:30EZE - SYD
2 stops42h 35mAmerican Airlines
Deal found 28/12$1,973
Tue 3/208:00SYD - AEP
2 stops20h 40mMultiple Airlines
Tue 24/221:05AEP - SYD
1 stop19h 10mMultiple Airlines
Deal found 27/12$2,037
Fri 6/311:10SYD - AEP
1 stop37h 20mLATAM Airlines
Sat 18/415:40AEP - SYD
1 stop26h 10mLATAM Airlines
Deal found 27/12$2,058
Thu 12/208:00SYD - AEP
2 stops20h 40mMultiple Airlines
Wed 25/221:05AEP - SYD
1 stop19h 10mMultiple Airlines
Deal found 28/12$2,040
Mon 2/319:15SYD - EZE
2 stops51h 05mAmerican Airlines
Tue 21/422:30EZE - SYD
2 stops43h 35mAmerican Airlines
Deal found 27/12$2,065
Wed 11/313:00SYD - EZE
2 stops43h 43mLATAM Airlines
Wed 8/411:30EZE - SYD
1 stop30h 20mLATAM Airlines
Deal found 27/12$2,106
Wed 11/311:20SYD - EZE
2 stops36h 55mAmerican Airlines
Wed 8/420:30EZE - SYD
2 stops45h 35mAmerican Airlines
Deal found 27/12$2,067
Tue 10/307:45SYD - AEP
2 stops20h 55mMultiple Airlines
Thu 9/421:05AEP - SYD
2 stops24h 50mMultiple Airlines
Deal found 27/12$2,094
Wed 25/311:10SYD - AEP
1 stop17h 30mLATAM Airlines
Fri 1/519:40AEP - SYD
2 stops48h 35mLATAM Airlines
Deal found 27/12$2,135
Fri 6/208:10SYD - AEP
2 stops25h 30mMultiple Airlines
Tue 10/321:05AEP - SYD
2 stops21h 50mMultiple Airlines
Deal found 28/12$2,128
Wed 1/409:00SYD - EZE
2 stops40h 22mLATAM Airlines
Wed 13/513:22EZE - SYD
2 stops30h 58mLATAM Airlines
Deal found 27/12$2,156
Fri 6/307:00SYD - EZE
2 stops27h 55mMultiple Airlines
Sat 18/419:21EZE - SYD
2 stops54h 09mMultiple Airlines
Deal found 27/12$2,150
Wed 11/313:05SYD - AEP
2 stops20h 35mLATAM Airlines
Wed 8/415:40AEP - SYD
1 stop26h 10mLATAM Airlines
Deal found 27/12$2,193
Fri 20/311:10SYD - AEP
1 stop17h 30mMultiple Airlines
Thu 2/421:05AEP - SYD
2 stops23h 10mMultiple Airlines
Deal found 28/12$2,184
Wed 25/313:05SYD - EZE
3 stops28h 00mLATAM Airlines
Fri 1/507:35EZE - SYD
2 stops34h 15mLATAM Airlines
Deal found 27/12$2,244
Last-minute flights from Sydney to Buenos Aires
Discover last-minute flight deals from Sydney to Buenos Aires. Data last updated 28 December 2025 and is based on user searches.
Mon 12/108:55SYD - EZE
1 stop21h 35mMultiple Airlines
Mon 2/202:00EZE - SYD
1 stop20h 40mMultiple Airlines
Deal found 26/12$2,174
Mon 12/111:10SYD - EZE
2 stops29h 55mLATAM Airlines
Tue 3/214:45EZE - SYD
2 stops25h 30mLATAM Airlines
Deal found 26/12$2,304
Mon 12/111:10SYD - AEP
1 stop37h 20mLATAM Airlines
Tue 3/215:40AEP - SYD
1 stop24h 35mLATAM Airlines
Deal found 25/12$2,338
Sat 17/111:20SYD - EZE
2 stops33h 50mAmerican Airlines
Tue 17/223:59EZE - SYD
2 stops43h 01mAmerican Airlines
Deal found 26/12$1,970
Sat 17/111:20SYD - EZE
2 stops34h 55mAmerican Airlines
Mon 16/223:59EZE - SYD
2 stops43h 01mAmerican Airlines
Deal found 25/12$2,305
Sat 17/111:10SYD - EZE
1 stop23h 45mLATAM Airlines
Mon 16/207:45EZE - SYD
2 stops32h 30mLATAM Airlines
Deal found 25/12$2,314
Sat 17/116:00SYD - EZE
3 stops61h 10mAir Canada
Sun 15/216:45EZE - SYD
3 stops74h 50mAir Canada
Deal found 27/12$2,317
Sat 17/111:10SYD - AEP
1 stop37h 20mLATAM Airlines
Mon 16/211:30AEP - SYD
1 stop28h 45mLATAM Airlines
Deal found 25/12$2,327
Sat 17/111:10SYD - AEP
1 stop37h 20mLATAM Airlines
Sun 15/215:40AEP - SYD
1 stop24h 35mLATAM Airlines
Deal found 27/12$2,329
Sat 17/111:10SYD - EZE
2 stops29h 55mLATAM Airlines
Sun 15/207:10EZE - SYD
2 stops33h 05mLATAM Airlines
Deal found 26/12$2,329
Sat 17/111:10SYD - AEP
1 stop37h 20mLATAM Airlines
Tue 17/221:05AEP - SYD
2 stops21h 55mLATAM Airlines
Deal found 26/12$2,376
Sat 17/116:00SYD - EZE
3 stops61h 10mAir Canada
Mon 16/216:45EZE - SYD
3 stops50h 50mAir Canada
Deal found 25/12$2,378
One-way flights from Sydney to Buenos Aires
Search for one-way flight options from Sydney to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated 28 December 2025.
Tue 3/208:00SYD - AEP
2 stops20h 40mMultiple Airlines
Deal found 28/12$1,098
Tue 3/213:00SYD - EZE
2 stops43h 43mLATAM Airlines
Deal found 28/12$1,115
Wed 25/308:00SYD - AEP
2 stops20h 40mLATAM Airlines
Deal found 26/12$1,138
Tue 3/211:10SYD - AEP
1 stop22h 30mLATAM Airlines
Deal found 28/12$1,161
Wed 4/207:45SYD - EZE
2 stops24h 58mMultiple Airlines
Deal found 27/12$1,168
Fri 16/111:10SYD - EZE
1 stop21h 33mLATAM Airlines
Deal found 27/12$1,170
Sun 22/311:10SYD - AEP
1 stop17h 30mLATAM Airlines
Deal found 26/12$1,225
Mon 23/311:10SYD - EZE
1 stop23h 45mLATAM Airlines
Deal found 26/12$1,240
Mon 23/208:10SYD - EZE
2 stops24h 33mMultiple Airlines
Deal found 26/12$1,250
Mon 23/211:10SYD - AEP
1 stop22h 30mLATAM Airlines
Deal found 26/12$1,253
Mon 23/211:10SYD - EZE
1 stop23h 40mLATAM Airlines
Deal found 26/12$1,253
Sun 22/211:10SYD - AEP
1 stop22h 30mLATAM Airlines
Deal found 27/12$1,254
Find flight deals from Sydney to Buenos Aires
Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 December 2025.
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, Cheapflights users made 647,157 searches. Data last updated 28 December 2025.
Use the filters below to find and compare flights from Sydney to Buenos Aires that are best for you.
Fly from
Sydney
Fly to
Buenos Aires
Route
Depart
Return
Price
SydneyBuenos Aires
SYD - EZE
SYDEZE
Sydney Kingsford Smith
Tue 10/3
11:20-10:50
2 stops37h 30m
Buenos Aires Ministro Pistarini
Tue 28/4
23:30-07:05
2 stops42h 35m
$1,970
SydneyBuenos Aires
SYD - EZE
SYDEZE
Sydney Kingsford Smith
Fri 6/2
11:20-08:25
2 stops35h 05m
Buenos Aires Ministro Pistarini
Sun 8/3
23:30-09:00
2 stops43h 30m
$1,973
SydneyBuenos Aires
SYD - EZE
SYDEZE
Sydney Kingsford Smith
Mon 16/3
11:20-08:20
2 stops35h 00m
Buenos Aires Ministro Pistarini
Mon 6/4
23:30-07:05
2 stops42h 35m
$1,973
SydneyBuenos Aires
SYD - AEP
SYDAEP
Sydney Kingsford Smith
Thu 19/2
08:10-14:40
2 stops20h 30m
Buenos Aires Jorge Newbery
Mon 9/3
21:05-08:55
2 stops21h 50m
$1,976
SydneyBuenos Aires
SYD - EZE
SYDEZE
Sydney Kingsford Smith
Mon 1/6
11:45-21:00
1 stop22h 15m
Buenos Aires Ministro Pistarini
Fri 31/7
13:22-06:50
1 stop28h 28m
$2,022
SydneyBuenos Aires
SYD - AEP
SYDAEP
Sydney Kingsford Smith
Tue 17/3
06:00-14:40
2 stops22h 40m
Buenos Aires Jorge Newbery
Mon 6/4
21:05-06:50
1 stop20h 45m
$2,031
SydneyBuenos Aires
SYD - EZE
SYDEZE
Sydney Kingsford Smith
Thu 12/2
11:10-18:43
1 stop21h 33m
Buenos Aires Ministro Pistarini
Wed 25/2
08:00-06:15
2 stops32h 15m
$2,031
SydneyBuenos Aires
SYD - AEP
SYDAEP
Sydney Kingsford Smith
Tue 3/2
08:00-14:40
2 stops20h 40m
Buenos Aires Jorge Newbery
Tue 24/2
21:05-06:15
1 stop19h 10m
$2,037
SydneyBuenos Aires
SYD - AEP
SYDAEP
Sydney Kingsford Smith
Thu 12/2
08:00-14:40
2 stops20h 40m
Buenos Aires Jorge Newbery
Wed 25/2
21:05-06:15
1 stop19h 10m
$2,040
SydneyBuenos Aires
SYD - AEP
SYDAEP
Sydney Kingsford Smith
Fri 6/3
11:10-10:30
1 stop37h 20m
Buenos Aires Jorge Newbery
Sat 18/4
15:40-06:50
1 stop26h 10m
$2,058
Flights are sorted by cheapest return flights first.
Deals found on 28/12
Showing 1-10 of 43 results
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Best time to book a flight from Sydney to Buenos Aires
Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Sydney with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Sydney to Buenos Aires
How far ahead should I book a flight from Sydney to Buenos Aires?
Use this chart to determine the optimal time to book a return flight from Sydney to Buenos Aires. Price data was last updated on 26 December 2025.
Booking 74 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Buenos Aires. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Sydney to Buenos Aires?
Currently, May is the cheapest month in which you can book a flight from Sydney to Buenos Aires (average of $1,530). Flying from Sydney to Buenos Aires in September is currently the most expensive (average of $2,384). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SYD to BUE?
Find hourly flight availability from Sydney to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 December 2025.
It’s optimal to fly from Sydney to Buenos Aires at midday. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight in the afternoon.
What’s the top stopover airport for flights from Sydney to Buenos Aires?
Share of one-stop return flights from Sydney to Buenos Aires chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Santiago (SCL) – chosen by Cheapflights users on 99% of one-stop itineraries from Sydney to Buenos Aires on Cheapflights.
What’s the cheapest stopover airport for flights from Sydney to Buenos Aires?
Average return fare for one-stop flights from Sydney to Buenos Aires, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Santiago (SCL) is the most affordable one-stop option, with an average return flight price of $2,482.
What’s the fastest stopover option from Sydney to Buenos Aires?
Shortest average travel time for one-stop one-way flights from Sydney to Buenos Aires, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Santiago (SCL) have the shortest average one-way travel time for one-stop routes: 18h 37m.
Which airport typically offers the quickest stopover for flights from Sydney to Buenos Aires?
Average stopover duration for one-stop one-way flights from Sydney to Buenos Aires, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Dubai (DXB) offer the fastest connection on this route, with an average stopover time of 2h 10m.
Reviews of airlines servicing Buenos Aires
Get insights into the airlines that provide service to Buenos Aires. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buenos Aires. Reviews last updated 28 December 2025.
Read through reviews of airlines operating flights from Sydney to Buenos Aires, such as LATAM Airlines, United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
Related info for your journey
Find useful and relevant information for your journey from Sydney to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly from for flights from Sydney to Buenos Aires?
Sydney Kingsford Smith (SYD) is the airport you will fly out of if you book a flight from Sydney to Buenos Aires. You should not have trouble finding flights to Buenos Aires from Kingsford Smith; the airport handles an average of 0 outbound flights to Buenos Aires per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Sydney airport to Buenos Aires. It is only a 7.5 km journey to Kingsford Smith (SYD) from Sydney’s city centre.
How long is the flight from Sydney to Buenos Aires?
Departing from Sydney to Buenos Aires will take you 22h 15m. There are 11759 km between Sydney and Buenos Aires. This flight may include one or multiple stops.
What is the cheapest airline to fly from Sydney to Buenos Aires round-trip?
Currently priced at $1,815, LATAM Airlines will fly you from Sydney to Buenos Aires and back. In addition to LATAM Airlines, many other airlines offer competitively priced options for your trip. LATAM Airlines is 26% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for business class flights from Sydney to Buenos Aires?
Yes. Cheapflights offers flight deals from Sydney to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Sydney to Buenos Aires?
Currently, May is the cheapest month in which you can book a flight from Sydney to Buenos Aires (average of $1,530). Flying from Sydney to Buenos Aires in September is currently the most expensive (average of $2,384). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Fly from Sydney to Buenos Aires on these airlines
Choose from the following airlines for your flight from Sydney to Buenos Aires. Flights are based on user searches made on Cheapflights and were last updated on 28 December 2025.
Explore flights to Buenos Aires departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 28 December 2025.
Discover the top airline that operate flights from Sydney to Buenos Aires. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 28 December 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Sydney to Buenos Aires?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Buenos Aires from Sydney today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Sydney to Buenos Aires?
Cheapflights simply makes it quick and affordable to book flights from Sydney to Buenos Aires by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Sydney to Buenos Aires with no change fees?
Yes, we can. To see specific flights from Sydney to Buenos Aires with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Sydney to Buenos Aires become cheaper?
Of course! You can now track prices for flights from Sydney to Buenos Aires and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
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