Cheap Flights from Sydney to Buenos Aires
Browse current best options from Sydney. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
Sydney
RatePunk searches hundreds of travel sites at once for deals on flights to Buenos Aires
Prices updated 1 day ago
461 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated Sep 14, 2026.)
Today’s best flight deals from Sydney to Buenos Aires
Explore current cheapest deals departing from Sydney to Buenos Aires
2027-03-12 – 2027-03-26
SYD - Buenos Aires
81% AI deal score
A$2,596
A$2,254
Round trip
2026-10-10 – 2026-10-23
SYD - Buenos Aires
79% AI deal score
A$2,437
A$2,276
Round trip
2026-10-12 – 2026-10-26
SYD - Buenos Aires
79% AI deal score
A$2,436
A$2,279
Round trip
2026-10-15 – 2026-10-27
SYD - Buenos Aires
79% AI deal score
A$2,443
A$2,281
Round trip
2026-11-17 – 2026-11-23
SYD - Buenos Aires
77% AI deal score
A$2,335
A$2,282
Round trip
2026-10-07 – 2026-10-22
SYD - Buenos Aires
79% AI deal score
A$2,429
A$2,285
Round trip
2026-10-07 – 2026-10-21
SYD - Buenos Aires
83% AI deal score
A$2,595
A$2,285
Round trip
2026-10-12 – 2026-10-23
SYD - Buenos Aires
80% AI deal score
A$2,475
A$2,285
Round trip
2026-10-14 – 2026-10-26
SYD - Buenos Aires
79% AI deal score
A$2,443
A$2,285
Round trip
2026-10-15 – 2026-10-26
SYD - Buenos Aires
80% AI deal score
A$2,475
A$2,285
Round trip
