$987+ Cheap flights from Sydney (SYD) to Buenos Aires (BUE)
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 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BUE
Sep 24 — Oct 11
Round-trip
1 adult, Economy
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Find cheap flights from Sydney to Buenos Aires with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Sydney to Buenos Aires
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Cheapest flights from Sydney to Buenos AiresExplore 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 August 25, 2026.
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 August 25, 2026.
This American Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:10 am -
2 stops35h 05m
Thu 9/108:45 pm -
2 stops45h 20m
Deal found 8/24![American Airlines logo]()
$1,411
This American Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:10 am -
2 stops59h 05m
Wed 9/2310:15 pm -
2 stops43h 50m
Deal found 8/24![American Airlines logo]()
$1,469
This Booking.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:45 am -
1 stop16h 05m
Sat 9/269:00 pm -
1 stop20h 50m
Deal found 8/21![LATAM Airlines logo]()
$1,573
This LATAM Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/711:45 am -
1 stop20h 55m
Wed 9/239:00 pm -
1 stop20h 50m
Deal found 8/24![LATAM Airlines logo]()
$1,577
This Booking.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:30 am -
2 stops25h 10m
Sat 11/213:50 pm -
1 stop24h 25m
Deal found 8/23![LATAM Airlines logo]()
$1,583
This Booking.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:30 am -
2 stops27h 00m
Mon 11/233:50 pm -
2 stops27h 30m
Deal found 8/23![LATAM Airlines logo]()
$1,588
This Booking.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:30 am -
2 stops24h 05m
Wed 11/2512:50 pm -
2 stops30h 10m
Deal found 8/23![LATAM Airlines logo]()
$1,588
This Air Canada deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:20 am -
3 stops41h 45m
Wed 11/254:45 pm -
3 stops50h 50m
Deal found 8/23![Air Canada logo]()
$1,609
This Booking.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:45 am -
2 stops24h 55m
Fri 11/279:00 pm -
1 stop19h 15m
Deal found 8/23![LATAM Airlines logo]()
$1,615
This SmartFares deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/169:00 am -
2 stops24h 40m
Mon 11/239:25 am -
2 stops32h 35m
Deal found 8/22![Multiple Airlines logo]()
$1,630
This Booking.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:30 am -
2 stops25h 10m
Sun 11/293:50 pm -
1 stop24h 25m
Deal found 8/23![LATAM Airlines logo]()
$1,650
This Booking.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:10 am -
1 stop17h 30m
Mon 11/239:00 pm -
2 stops22h 00m
Deal found 8/23![LATAM Airlines logo]()
$1,659
Best flights from Sydney to Buenos AiresDiscover carefully curated flight deals from Sydney to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
Discover carefully curated flight deals from Sydney to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
This LATAM Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/77:00 am -
2 stops25h 40m
Wed 9/238:40 am -
2 stops33h 10m
Deal found 8/21![Multiple Airlines logo]()
$1,744
This Turkish Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/219:35 pm -
3 stops62h 50m
Sat 11/2811:55 pm -
3 stops53h 30m
Deal found 8/23![Turkish Airlines logo]()
$1,881
This British Airways deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/214:20 pm -
3 stops56h 10m
Sun 3/2111:45 am -
3 stops53h 10m
Deal found 8/23![British Airways logo]()
$2,280
This United Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2311:50 am -
2 stops57h 30m
Sat 1/1611:55 pm -
2 stops40h 25m
Deal found 8/20![United Airlines logo]()
$2,483
This Emirates deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:50 am -
3 stops48h 15m
Wed 10/2110:40 pm -
3 stops43h 05m
Deal found 8/21![Emirates logo]()
$2,743
This Qatar Airways deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/253:50 pm -
2 stops56h 40m
Wed 12/912:55 pm -
2 stops39h 25m
Deal found 8/20![Qatar Airways logo]()
$2,805
This LATAM Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:00 pm -
2 stops35h 40m
Fri 11/68:40 am -
2 stops31h 35m
Deal found 8/21![Multiple Airlines logo]()
$1,747
This Turkish Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/149:35 pm -
3 stops62h 50m
Tue 11/2411:55 pm -
3 stops53h 30m
Deal found 8/23![Turkish Airlines logo]()
$1,881
This LATAM Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:40 pm -
2 stops35h 41m
Fri 11/611:20 am -
1 stop28h 55m
Deal found 8/21![Multiple Airlines logo]()
$1,747
This LATAM Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:40 pm -
2 stops34h 41m
Thu 9/243:55 am -
2 stops37h 55m
Deal found 8/21![Multiple Airlines logo]()
$1,756
This LATAM Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/121:00 pm -
3 stops62h 55m
Wed 11/257:35 pm -
2 stops24h 10m
Deal found 8/23![Multiple Airlines logo]()
$1,772
This United Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2311:50 am -
2 stops59h 30m
Sun 1/1711:55 pm -
2 stops43h 25m
Deal found 8/20![United Airlines logo]()
$2,483
This LATAM Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:45 am -
2 stops33h 45m
Sat 9/269:00 pm -
2 stops23h 45m
Deal found 8/21![Multiple Airlines logo]()
$1,894
This Qatar Airways deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/263:50 pm -
2 stops36h 10m
Mon 12/711:45 am -
2 stops40h 35m
Deal found 8/20![Qatar Airways logo]()
$2,805
This Qatar Airways deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:50 pm -
2 stops42h 10m
Wed 12/912:55 pm -
2 stops39h 25m
Deal found 8/25![Qatar Airways logo]()
$2,820
This LATAM Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:25 am -
2 stops25h 15m
Mon 9/289:25 am -
2 stops35h 05m
Deal found 8/22![Multiple Airlines logo]()
$1,939
This LATAM Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:00 pm -
2 stops35h 40m
Thu 12/109:00 pm -
2 stops22h 30m
Deal found 8/20![Multiple Airlines logo]()
$2,003
This LATAM Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:00 am -
2 stops29h 30m
Thu 12/109:00 pm -
2 stops23h 25m
Deal found 8/25![Multiple Airlines logo]()
$2,090
This LATAM Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1011:45 am -
3 stops64h 10m
Mon 3/87:35 pm -
2 stops28h 20m
Deal found 8/25![Multiple Airlines logo]()
$2,108
This LATAM Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/310:00 pm -
2 stops34h 35m
Mon 2/1512:50 pm -
1 stop27h 25m
Deal found 8/25![Multiple Airlines logo]()
$2,270
This FlightHub deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/237:00 am -
2 stops26h 40m
Sat 1/163:50 pm -
1 stop24h 25m
Deal found 8/20![Multiple Airlines logo]()
$2,355
This LATAM Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:00 am -
2 stops26h 35m
Sun 1/37:20 am -
2 stops56h 55m
Deal found 8/22![Multiple Airlines logo]()
$2,551
This LATAM Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/26:00 am -
2 stops26h 35m
Mon 1/412:50 pm -
1 stop27h 25m
Deal found 8/22![Multiple Airlines logo]()
$2,685
This LATAM Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/88:30 am -
2 stops27h 00m
Tue 1/263:50 pm -
2 stops27h 10m
Deal found 8/21![Multiple Airlines logo]()
$2,840
Last-minute flights from Sydney to Buenos AiresDiscover last-minute flight deals from Sydney to Buenos Aires. Data last updated August 25, 2026 and is based on user searches.
Discover last-minute flight deals from Sydney to Buenos Aires. Data last updated August 25, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:10 am -
2 stops59h 05m
Wed 9/2310:15 pm -
2 stops43h 50m
Deal found 8/24![American Airlines logo]()
$1,469
This LATAM Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/711:45 am -
1 stop20h 55m
Wed 9/239:00 pm -
1 stop20h 50m
Deal found 8/24![LATAM Airlines logo]()
$1,577
This SmartFares deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:00 am -
2 stops25h 21m
Wed 9/233:35 pm -
2 stops26h 15m
Deal found 8/21![Multiple Airlines logo]()
$1,743
This LATAM Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/77:00 am -
2 stops25h 40m
Wed 9/238:40 am -
2 stops33h 10m
Deal found 8/21![Multiple Airlines logo]()
$1,744
This American Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:10 am -
2 stops35h 05m
Thu 9/108:45 pm -
2 stops45h 20m
Deal found 8/24![American Airlines logo]()
$1,411
This FlightHub deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:20 am -
2 stops28h 10m
Thu 9/109:25 am -
2 stops33h 40m
Deal found 8/24![Multiple Airlines logo]()
$1,653
This Travelocity deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:45 am -
1 stop19h 36m
Thu 9/107:21 pm -
2 stops29h 19m
Deal found 8/24![Multiple Airlines logo]()
$1,744
This LATAM Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:45 am -
1 stop19h 36m
Tue 9/227:35 am -
2 stops34h 15m
Deal found 8/23![LATAM Airlines logo]()
$1,729
This LATAM Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:40 pm -
2 stops34h 41m
Fri 9/257:21 pm -
1 stop22h 29m
Deal found 8/21![Multiple Airlines logo]()
$1,756
This Booking.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:45 am -
1 stop16h 05m
Sat 9/269:00 pm -
1 stop20h 50m
Deal found 8/21![LATAM Airlines logo]()
$1,573
This LATAM Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:45 am -
2 stops28h 00m
Sat 9/263:35 pm -
2 stops26h 15m
Deal found 8/21![LATAM Airlines logo]()
$1,725
This Booking.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2111:45 am -
1 stop16h 05m
Mon 9/2810:30 pm -
1 stop19h 20m
Deal found 8/22![LATAM Airlines logo]()
$1,698
One-way flights from Sydney to Buenos AiresSearch for one-way flight options from Sydney to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
Search for one-way flight options from Sydney to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
This Turkish Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/219:35 pm -
3 stops62h 50m
Deal found 8/23![Turkish Airlines logo]()
$987
This Turkish Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/179:35 pm -
3 stops62h 50m
Deal found 8/21![Turkish Airlines logo]()
$988
This Mytrip deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:45 am -
1 stop16h 45m
Deal found 8/21![Multiple Airlines logo]()
$1,013
This Mytrip deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/219:00 am -
2 stops26h 20m
Deal found 8/24![Multiple Airlines logo]()
$1,041
This Mytrip deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:45 am -
2 stops24h 08m
Deal found 8/21![Multiple Airlines logo]()
$1,046
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/229:40 pm -
3 stops50h 10m
Deal found 8/23![Multiple Airlines logo]()
$1,058
This Mytrip deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:00 am -
2 stops26h 20m
Deal found 8/24![Multiple Airlines logo]()
$1,074
This Mytrip deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:00 am -
2 stops26h 21m
Deal found 8/24![Multiple Airlines logo]()
$1,078
This American Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:10 am -
2 stops35h 50m
Deal found 8/23![American Airlines logo]()
$1,108
This Trip.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2611:10 am -
1 stop21h 25m
Deal found 8/24![LATAM Airlines logo]()
$1,109
This Air Canada deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:20 am -
3 stops42h 10m
Deal found 8/24![Air Canada logo]()
$1,115
This Justfly.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:35 pm -
3 stops62h 50m
Deal found 8/23![Turkish Airlines logo]()
$1,116
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 August 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,411 (American Airlines) |
One-way from | $987 (Turkish Airlines) |
Popular in | December |
Cheapest in | June |
Average price | $1,496 |
Cheapflights Fare Finder
Customize 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 7,457,451 searches. Data last updated August 25, 2026.
Use the filters below to find and compare flights from Sydney to Buenos Aires that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SydneyBuenos Aires
SYD Sydney Kingsford Smith - AEP Buenos Aires Jorge Newbery
SYDAEP
Sydney Kingsford Smith
Mon 9/7
7:00 am-7:40 pm
2 stops25h 40m
Buenos Aires Jorge Newbery
Wed 9/23
8:40 am-6:50 am
2 stops33h 10m
$1,744
SydneyBuenos Aires
SYD Sydney Kingsford Smith - AEP Buenos Aires Jorge Newbery
SYDAEP
Sydney Kingsford Smith
Fri 10/16
10:00 pm-7:40 pm
2 stops35h 40m
Buenos Aires Jorge Newbery
Fri 11/6
8:40 am-6:15 am
2 stops31h 35m
$1,747
SydneyBuenos Aires
SYD Sydney Kingsford Smith - EZE Buenos Aires Ministro Pistarini
SYDEZE
Sydney Kingsford Smith
Fri 10/16
8:40 pm-6:21 pm
2 stops35h 41m
Buenos Aires Ministro Pistarini
Fri 11/6
11:20 am-6:15 am
1 stop28h 55m
$1,747
SydneyBuenos Aires
SYD Sydney Kingsford Smith - EZE Buenos Aires Ministro Pistarini
SYDEZE
Sydney Kingsford Smith
Fri 9/18
8:40 pm-6:21 pm
2 stops34h 41m
Buenos Aires Ministro Pistarini
Thu 9/24
3:55 am-6:50 am
2 stops37h 55m
$1,756
SydneyBuenos Aires
SYD Sydney Kingsford Smith - EZE Buenos Aires Ministro Pistarini
SYDEZE
Sydney Kingsford Smith
Thu 11/12
1:00 pm-1:55 pm
3 stops62h 55m
Buenos Aires Ministro Pistarini
Wed 11/25
7:35 pm-9:45 am
2 stops24h 10m
$1,772
SydneyBuenos Aires
SYD Sydney Kingsford Smith - EZE Buenos Aires Ministro Pistarini
SYDEZE
Sydney Kingsford Smith
Sat 11/21
9:35 pm-10:25 pm
3 stops62h 50m
Buenos Aires Ministro Pistarini
Sat 11/28
11:55 pm-7:25 pm
3 stops53h 30m
$1,881
SydneyBuenos Aires
SYD Sydney Kingsford Smith - EZE Buenos Aires Ministro Pistarini
SYDEZE
Sydney Kingsford Smith
Sat 11/14
9:35 pm-10:25 pm
3 stops62h 50m
Buenos Aires Ministro Pistarini
Tue 11/24
11:55 pm-7:25 pm
3 stops53h 30m
$1,881
SydneyBuenos Aires
SYD Sydney Kingsford Smith - AEP Buenos Aires Jorge Newbery
SYDAEP
Sydney Kingsford Smith
Sat 9/19
11:45 am-8:30 am
2 stops33h 45m
Buenos Aires Jorge Newbery
Sat 9/26
9:00 pm-9:45 am
2 stops23h 45m
$1,894
SydneyBuenos Aires
SYD Sydney Kingsford Smith - AEP Buenos Aires Jorge Newbery
SYDAEP
Sydney Kingsford Smith
Mon 9/21
7:25 am-7:40 pm
2 stops25h 15m
Buenos Aires Jorge Newbery
Mon 9/28
9:25 am-9:30 am
2 stops35h 05m
$1,939
SydneyBuenos Aires
SYD Sydney Kingsford Smith - AEP Buenos Aires Jorge Newbery
SYDAEP
Sydney Kingsford Smith
Fri 10/23
10:00 pm-7:40 pm
2 stops35h 40m
Buenos Aires Jorge Newbery
Thu 12/10
9:00 pm-9:30 am
2 stops22h 30m
$2,003
Showing 1-10 of 43 resultsSorted by cheapest first
Compare providers for flights from Sydney to Buenos Aires
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sydney to Buenos Aires in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Sydney-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sydney-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sydney-Buenos Aires flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sydney-Buenos Aires flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sydney-Buenos Aires flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
SYD-BUE
SYD-AEP
SYD-EZE
Estimated round-trip 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
SYD-BUE
SYD-AEP
SYD-EZE
What is the cheapest month to book a flight from Sydney to Buenos Aires?
Currently, June is the cheapest month in which you can book a flight from Sydney to Buenos Aires (average of $1,455). Flying from Sydney to Buenos Aires in December is currently the most expensive (average of $2,309). 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.
How much does it cost to fly round-trip from Sydney to Buenos Aires?
Airfare is below average for this route at the moment.
Sydney to Buenos Aires flights typically cost between $1,432 and $1,726 in September.The cheapest round-trip price found within the last 5 days was $1,411 on American Airlines (Sep 8-Sep 10).
How far ahead should I book a flight from Sydney to Buenos Aires?
The best time to book flights from Sydney to Buenos Aires is 75 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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 August 25, 2026.
Get a feel of what it's like to fly with LATAM Airlines from Sydney to Buenos Aires by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.4
Comfort
7.3
Entertainment
7.0
Food
6.7
Boarding
7.5
Crew
8.0
Reviews
1 / 20
2.0
Mediocrewizard,Jun 2026
GRU - DOH
Overall
7.4
Comfort
7.3
Entertainment
7.0
Food
6.7
Boarding
7.5
Crew
8.0
Reviews
1 / 20
2.0
Mediocrewizard,Jun 2026
GRU - DOH
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.
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