There are most likely no direct flights on the Sydney — Buenos Aires route
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Sydney to Buenos Aires. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
The cost of a one-way flight from Sydney to Buenos Aires ranges from $922 (November 2026) to $1,405 (December 2026). On average, the ticket price is about $1,034–$1,083.
A non-stop flight is the most convenient and comfortable way to fly from Sydney to Buenos Aires, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
The price trend from Sydney to Buenos Aires resembles a smile: costs drop, bottom out, then recover. Knowing this, you can pick dates with the best prices.
Prices fall from October 2026 to November 2026 (11%), then rise from November 2026 to December 2026 (+52%). The best period is October 2026–November 2026 ($978), the most expensive is December 2026–March 2027 ($1,188).
The best time to buy is October 2026–November 2026, when prices are at their lowest. This can save you up to 18% compared to the expensive months (December 2026–March 2027).
Monthly price variation is 17.6%. On this route, your departure date noticeably affects the cost, and choosing wisely can lead to real savings.
There are most likely no direct flights on the Sydney — Buenos Aires route
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There appear to be no non-stop flights from Sydney to Buenos Aires at this time.... Well, or something went wrong on our side and we couldn't find anything
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More than 8 airlines operate flights from Sydney to Buenos Aires, including Cathay Pacific, United Airlines, Alaska Airlines, Jetstar, Air New Zealand, LATAM Chile, Qantas, and American Airlines. This is a popular route, so passengers can choose tickets based on budget and preferences. Ticket prices start from $880, and our service lets you instantly compare all options. The variety of offers simplifies planning: you can choose budget fares or more comfortable options with baggage included or extra services. We help you find the best deals so your trip is cost-efficient.
The cheapest flight ticket from Sydney to Buenos Aires according to data for the last 48 hours costs $880
Often the best time to buy tickets from Sydney to Buenos Aires is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Sydney to Buenos Aires can be found flying in these months: November, March, October.
The fastest flights from Sydney to Buenos Aires start from 21 hours 55 minutes in the air.
The following airlines operate direct flights on the route Sydney — Buenos Aires:
The cheapest one-way flight from Sydney to Buenos Aires departs on 03/20/2027, is operated by Cathay Pacific and costs $880
The cheapest roundtrip flight from Sydney to Buenos Aires departs on 12/03/2026, is operated by Air New Zealand and costs $1,967
Fastest flight from Sydney to Buenos Aires takes 21h 55m
There are no direct flights on this route.
The distance between Sydney and Buenos Aires is 11800km (7316 miles). The time difference between Sydney and Buenos Aires is 13h
We couldn't find any special offers for flights from Sydney to Buenos Aires
