$976+ Cheap flights from Sydney (SYD) to Buenos Aires (BUE)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BUE
Nov 11 — Nov 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
Cheapest
Best
Last-minute
One-way
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 October 12, 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 October 12, 2026.
This LATAM Airlines deal was found by Cheapflights users on 10/11. 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 11/811:10 am -
1 stop22h 30m
Sun 11/159:00 pm -
1 stop19h 15m
Deal found 10/11![LATAM Airlines logo]()
$1,659
This Priceline deal was found by Cheapflights users on 10/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1411:00 am -
2 stops21h 35m
Mon 11/307:35 pm -
2 stops25h 15m
Deal found 10/9![Multiple Airlines logo]()
$1,665
This SmartFares deal was found by Cheapflights users on 10/9. 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.
Sat 11/1411:00 am -
2 stops24h 30m
Mon 11/305:35 pm -
2 stops46h 40m
Deal found 10/9![Multiple Airlines logo]()
$1,668
This Expedia deal was found by Cheapflights users on 10/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:25 am -
2 stops29h 05m
Sun 11/153:50 pm -
1 stop24h 25m
Deal found 10/11![Multiple Airlines logo]()
$1,689
This Priceline deal was found by Cheapflights users on 10/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:25 am -
2 stops26h 10m
Sun 11/157:35 pm -
2 stops25h 15m
Deal found 10/11![Multiple Airlines logo]()
$1,728
This LATAM Airlines deal was found by Cheapflights users on 10/7. 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 11/611:10 am -
1 stop21h 25m
Thu 11/197:35 pm -
1 stop20h 40m
Deal found 10/7![LATAM Airlines logo]()
$1,737
This Gotogate deal was found by Cheapflights users on 10/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1411:10 am -
1 stop21h 25m
Mon 11/307:35 pm -
1 stop20h 40m
Deal found 10/9![LATAM Airlines logo]()
$1,739
This LATAM Airlines deal was found by Cheapflights users on 10/9. 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 10/2512:45 pm -
2 stops33h 35m
Sun 11/89:00 pm -
2 stops22h 20m
Deal found 10/9![Multiple Airlines logo]()
$1,740
This LATAM Airlines deal was found by Cheapflights users on 10/9. 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 10/3111:10 am -
1 stop21h 25m
Thu 11/57:35 pm -
2 stops23h 25m
Deal found 10/9![Multiple Airlines logo]()
$1,740
This LATAM Airlines deal was found by Cheapflights users on 10/8. 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 10/2412:45 pm -
2 stops33h 45m
Sat 11/79:00 pm -
2 stops22h 00m
Deal found 10/8![Multiple Airlines logo]()
$1,743
This Expedia deal was found by Cheapflights users on 10/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:00 am -
2 stops26h 40m
Wed 11/113:50 pm -
1 stop24h 25m
Deal found 10/7![Multiple Airlines logo]()
$1,746
This SmartFares deal was found by Cheapflights users on 10/7. 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.
Wed 11/46:00 am -
2 stops26h 35m
Wed 11/1111:20 am -
1 stop28h 55m
Deal found 10/7![Multiple Airlines logo]()
$1,752
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 October 12, 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 October 12, 2026.
This LATAM Airlines deal was found by Cheapflights users on 10/10. 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 10/268:30 am -
2 stops27h 00m
Mon 11/93:50 pm -
1 stop24h 25m
Deal found 10/10![Multiple Airlines logo]()
$1,756
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Tue 12/2911:50 am -
2 stops59h 30m
Thu 1/2111:55 pm -
2 stops43h 25m
Deal found 10/7![United Airlines logo]()
$2,103
This British Airways deal was found by Cheapflights users on 10/11. 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.
Wed 3/313:35 pm -
3 stops56h 55m
Mon 4/2610:35 am -
3 stops54h 30m
Deal found 10/11![British Airways logo]()
$2,317
This Qatar Airways deal was found by Cheapflights users on 10/9. 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 11/110:10 pm -
2 stops59h 50m
Thu 11/266:20 pm -
2 stops46h 30m
Deal found 10/9![Qatar Airways logo]()
$2,526
This Emirates deal was found by Cheapflights users on 10/11. 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.
Sat 11/284:30 pm -
3 stops42h 40m
Fri 12/1111:00 pm -
3 stops66h 35m
Deal found 10/11![Emirates logo]()
$2,918
This LATAM Airlines deal was found by Cheapflights users on 10/9. 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.
Tue 11/246:00 am -
2 stops26h 35m
Tue 12/18:05 pm -
2 stops44h 10m
Deal found 10/9![Multiple Airlines logo]()
$1,757
This LATAM Airlines deal was found by Cheapflights users on 10/11. 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 11/287:00 am -
2 stops28h 30m
Fri 12/118:40 am -
2 stops31h 35m
Deal found 10/11![Multiple Airlines logo]()
$1,917
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Tue 12/299:15 am -
1 stop36h 05m
Sat 1/2311:55 pm -
2 stops43h 25m
Deal found 10/7![United Airlines logo]()
$2,171
This LATAM Airlines deal was found by Cheapflights users on 10/9. 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.
Tue 11/246:45 pm -
2 stops33h 55m
Tue 12/18:40 am -
2 stops31h 35m
Deal found 10/9![Multiple Airlines logo]()
$1,922
This British Airways deal was found by Cheapflights users on 10/11. 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.
Tue 1/194:20 pm -
3 stops56h 10m
Fri 2/1911:45 am -
3 stops53h 10m
Deal found 10/11![British Airways logo]()
$2,373
This Qatar Airways deal was found by Cheapflights users on 10/9. 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 11/110:10 pm -
2 stops59h 50m
Mon 11/2311:45 am -
2 stops53h 05m
Deal found 10/9![Qatar Airways logo]()
$2,526
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Sat 12/2611:20 am -
2 stops58h 00m
Mon 1/1811:55 pm -
2 stops43h 25m
Deal found 10/7![United Airlines logo]()
$2,337
This British Airways deal was found by Cheapflights users on 10/11. 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.
Tue 1/194:20 pm -
3 stops56h 10m
Tue 2/2311:45 am -
3 stops53h 10m
Deal found 10/11![British Airways logo]()
$2,373
This LATAM Airlines deal was found by Cheapflights users on 10/9. 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 1/1810:00 pm -
2 stops37h 30m
Mon 3/158:05 pm -
2 stops44h 10m
Deal found 10/9![Multiple Airlines logo]()
$2,014
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Fri 12/259:15 am -
1 stop36h 05m
Wed 1/2010:05 pm -
2 stops42h 15m
Deal found 10/7![United Airlines logo]()
$2,374
This British Airways deal was found by Cheapflights users on 10/7. 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.
Tue 3/234:20 pm -
3 stops56h 10m
Mon 4/2610:35 am -
3 stops54h 30m
Deal found 10/7![British Airways logo]()
$2,398
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Mon 12/2811:50 am -
2 stops57h 30m
Sun 1/1711:55 pm -
2 stops67h 25m
Deal found 10/7![United Airlines logo]()
$2,410
This Emirates deal was found by Cheapflights users on 10/7. 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.
Thu 12/319:45 pm -
2 stops37h 25m
Sun 1/1711:00 pm -
2 stops33h 30m
Deal found 10/7![Emirates logo]()
$3,402
This British Airways deal was found by Cheapflights users on 10/11. 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.
Wed 11/114:20 pm -
3 stops56h 10m
Wed 12/2311:45 am -
3 stops53h 10m
Deal found 10/11![British Airways logo]()
$2,895
This Qantas Airways deal was found by Cheapflights users on 10/8. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1312:45 pm -
2 stops22h 45m
Fri 12/49:25 am -
3 stops32h 05m
Deal found 10/8![Multiple Airlines logo]()
$3,026
This United Airlines deal was found by Cheapflights users on 10/8. 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.
Sat 12/1911:20 am -
2 stops58h 00m
Thu 1/2111:55 pm -
2 stops43h 25m
Deal found 10/8![United Airlines logo]()
$3,384
This United Airlines deal was found by Cheapflights users on 10/8. 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.
Sat 12/1911:20 am -
2 stops58h 00m
Tue 1/1911:55 pm -
2 stops64h 25m
Deal found 10/8![United Airlines logo]()
$3,431
This Qantas Airways deal was found by Cheapflights users on 10/12. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1110:35 am -
1 stop18h 35m
Fri 1/89:25 am -
2 stops21h 25m
Deal found 10/12![Multiple Airlines logo]()
$3,602
Last-minute flights from Sydney to Buenos AiresDiscover last-minute flight deals from Sydney to Buenos Aires. Data last updated October 12, 2026 and is based on user searches.
Discover last-minute flight deals from Sydney to Buenos Aires. Data last updated October 12, 2026 and is based on user searches.
This LATAM Airlines deal was found by Cheapflights users on 10/8. 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 10/2412:45 pm -
2 stops33h 45m
Sat 11/79:00 pm -
2 stops22h 00m
Deal found 10/8![Multiple Airlines logo]()
$1,743
This LATAM Airlines deal was found by Cheapflights users on 10/9. 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 10/2512:45 pm -
2 stops33h 35m
Sun 11/89:00 pm -
2 stops22h 20m
Deal found 10/9![Multiple Airlines logo]()
$1,740
This LATAM Airlines deal was found by Cheapflights users on 10/9. 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 10/3111:10 am -
1 stop21h 25m
Thu 11/57:35 pm -
2 stops23h 25m
Deal found 10/9![Multiple Airlines logo]()
$1,740
This Expedia deal was found by Cheapflights users on 10/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:00 am -
2 stops26h 40m
Wed 11/113:50 pm -
1 stop24h 25m
Deal found 10/7![Multiple Airlines logo]()
$1,746
This SmartFares deal was found by Cheapflights users on 10/7. 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.
Wed 11/46:00 am -
2 stops26h 35m
Wed 11/1111:20 am -
1 stop28h 55m
Deal found 10/7![Multiple Airlines logo]()
$1,752
This LATAM Airlines deal was found by Cheapflights users on 10/7. 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 11/611:10 am -
1 stop21h 25m
Thu 11/197:35 pm -
1 stop20h 40m
Deal found 10/7![LATAM Airlines logo]()
$1,737
This LATAM Airlines deal was found by Cheapflights users on 10/11. 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 11/811:10 am -
1 stop22h 30m
Sun 11/159:00 pm -
1 stop19h 15m
Deal found 10/11![LATAM Airlines logo]()
$1,659
This Expedia deal was found by Cheapflights users on 10/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:25 am -
2 stops29h 05m
Sun 11/153:50 pm -
1 stop24h 25m
Deal found 10/11![Multiple Airlines logo]()
$1,689
This Priceline deal was found by Cheapflights users on 10/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:25 am -
2 stops26h 10m
Sun 11/157:35 pm -
2 stops25h 15m
Deal found 10/11![Multiple Airlines logo]()
$1,728
This Priceline deal was found by Cheapflights users on 10/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1411:00 am -
2 stops21h 35m
Mon 11/307:35 pm -
2 stops25h 15m
Deal found 10/9![Multiple Airlines logo]()
$1,665
This SmartFares deal was found by Cheapflights users on 10/9. 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.
Sat 11/1411:00 am -
2 stops24h 30m
Mon 11/305:35 pm -
2 stops46h 40m
Deal found 10/9![Multiple Airlines logo]()
$1,668
This Gotogate deal was found by Cheapflights users on 10/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1411:10 am -
1 stop21h 25m
Mon 11/307:35 pm -
1 stop20h 40m
Deal found 10/9![LATAM Airlines logo]()
$1,739
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 October 12, 2026.
Search for one-way flight options from Sydney to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.
This Turkish Airlines deal was found by Cheapflights users on 10/9. 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.
Thu 11/129:35 pm -
3 stops62h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Turkish Airlines logo]()
$976
This Turkish Airlines deal was found by Cheapflights users on 10/11. 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
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Turkish Airlines logo]()
$977
This Turkish Airlines deal was found by Cheapflights users on 10/7. 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.
Sun 11/229:35 pm -
3 stops62h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Turkish Airlines logo]()
$979
This FlightHub deal was found by Cheapflights users on 10/8. 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.
Thu 1/149:55 am -
1 stop21h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$1,016
This Mytrip deal was found by Cheapflights users on 10/7. 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.
Sun 11/228:10 am -
2 stops26h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$1,024
This Trip.com deal was found by Cheapflights users on 10/9. 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.
Thu 11/1211:00 am -
1 stop19h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Multiple Airlines logo]()
$1,054
This Mytrip deal was found by Cheapflights users on 10/9. 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 11/116:00 am -
2 stops29h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Multiple Airlines logo]()
$1,068
This Trip.com deal was found by Cheapflights users on 10/9. 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.
Thu 11/1211:10 am -
1 stop18h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Multiple Airlines logo]()
$1,071
This Mytrip deal was found by Cheapflights users on 10/9. 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 11/117:00 am -
2 stops24h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Multiple Airlines logo]()
$1,076
This American Airlines deal was found by Cheapflights users on 10/12. 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.
Wed 11/2511:10 am -
2 stops35h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![American Airlines logo]()
$1,084
This American Airlines deal was found by Cheapflights users on 10/7. 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.
Sun 11/2211:10 am -
2 stops35h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![American Airlines logo]()
$1,085
This American Airlines deal was found by Cheapflights users on 10/9. 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.
Thu 11/1211:10 am -
2 stops34h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![American Airlines logo]()
$1,086
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 October 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,659 (LATAM Airlines) |
One-way from | $976 (Turkish Airlines) |
Popular in | December |
Cheapest in | February |
Average price | $1,639 |
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 October 12, 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 - EZE Buenos Aires Ministro Pistarini
SYDEZE
Sydney Kingsford Smith
Thu 11/12
9:35 pm-10:25 pm
3 stops62h 50m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$976
SydneyBuenos Aires
SYD Sydney Kingsford Smith - EZE Buenos Aires Ministro Pistarini
SYDEZE
Sydney Kingsford Smith
Sun 11/22
9:35 pm-10:25 pm
3 stops62h 50m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$979
SydneyBuenos Aires
SYD Sydney Kingsford Smith - AEP Buenos Aires Jorge Newbery
SYDAEP
Sydney Kingsford Smith
Sun 11/22
8:10 am-8:40 pm
2 stops26h 30m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$1,024
Quickest round-trip
SydneyBuenos Aires
SYD Sydney Kingsford Smith - EZE Buenos Aires Ministro Pistarini
SYDEZE
Sydney Kingsford Smith
Thu 11/12
11:00 am-4:55 pm
1 stop19h 55m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$1,054
SydneyBuenos Aires
SYD Sydney Kingsford Smith - EZE Buenos Aires Ministro Pistarini
SYDEZE
Sydney Kingsford Smith
Wed 11/11
6:00 am-9:55 pm
2 stops29h 55m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$1,068
SydneyBuenos Aires
SYD Sydney Kingsford Smith - AEP Buenos Aires Jorge Newbery
SYDAEP
Sydney Kingsford Smith
Wed 11/11
7:00 am-5:40 pm
2 stops24h 40m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$1,076
SydneyBuenos Aires
SYD Sydney Kingsford Smith - EZE Buenos Aires Ministro Pistarini
SYDEZE
Sydney Kingsford Smith
Thu 1/14
11:20 am-3:05 pm
3 stops41h 45m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$1,092
SydneyBuenos Aires
SYD Sydney Kingsford Smith - AEP Buenos Aires Jorge Newbery
SYDAEP
Sydney Kingsford Smith
Thu 11/12
1:00 pm-3:30 pm
2 stops40h 30m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$1,097
SydneyBuenos Aires
SYD Sydney Kingsford Smith - EZE Buenos Aires Ministro Pistarini
SYDEZE
Sydney Kingsford Smith
Tue 11/10
9:35 pm-10:25 pm
3 stops62h 50m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$1,106
SydneyBuenos Aires
SYD Sydney Kingsford Smith - EZE Buenos Aires Ministro Pistarini
SYDEZE
Sydney Kingsford Smith
Fri 3/5
6:05 am-8:30 am
2 stops40h 25m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$1,117
Showing 1-10 of 42 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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | 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 $2,360). 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 typical for this route at the moment.
Sydney to Buenos Aires flights typically cost between $1,603 and $1,848 in November.The cheapest round-trip price found within the last 5 days was $1,659 on LATAM Airlines (Nov 8-Nov 15).
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 74 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 October 12, 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.
Food
6.8
Overall
7.4
Comfort
7.3
Crew
8.0
Entertainment
7.0
Boarding
7.5
Reviews
1 / 20
2.0
Mediocrewizard,Jun 2026
GRU - DOH
Food
6.8
Overall
7.4
Comfort
7.3
Crew
8.0
Entertainment
7.0
Boarding
7.5
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.
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.
Buenos Aires flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Sydney
Popular flights