AirHint found the following cheapest return flights from Paris (ORY) to Sydney (SYD) in September 2025 (see full year).

Return flights

03 Sep - 08 Oct	Vueling Airlines
28 Sep - 19 Oct	Wizz Air Malta
08 Sep - 17 Sep	Transavia France
15 Sep - 30 Sep	Transavia France
20 Sep - 19 Oct	easyJet
10 Sep - 14 Sep	Vueling Airlines
01 Sep - 15 Sep	Transavia France
01 Sep - 10 Sep	Transavia France
04 Sep - 25 Sep	easyJet
13 Sep - 18 Sep	easyJet
01 Sep - 14 Sep	Transavia France
05 Sep - 19 Sep	Vueling Airlines
01 Sep - 08 Sep	Transavia France
28 Sep - 12 Oct	Iberia
28 Sep - 05 Oct	Iberia
28 Sep - 09 Oct	Iberia

Also check the deals for one-way flights from Paris to Sydney in September.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Paris to Sydney in September from $952

Return flights