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

Return flights

22 Sep - 29 Sep	Thai Airways
29 Sep - 10 Oct	Etihad Airways
28 Sep - 10 Oct	Etihad Airways
30 Sep - 15 Oct	Turkish Airlines
30 Sep - 16 Oct	Thai Airways
29 Sep - 14 Oct	Air France
30 Sep - 14 Oct	Turkish Airlines
26 Sep - 08 Oct	Thai Airways
26 Sep - 09 Oct	Thai Airways
27 Sep - 04 Oct	Thai Airways
27 Sep - 08 Oct	Thai Airways

Also check the deals for one-way flights from Sydney to Stockholm 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 Sydney to Stockholm in September from 1026€

Return flights