AirHint found the following cheapest return flights from Sydney (SYD) to Vienna (VIE) in October 2025 (see full year).

Return flights

21 Oct - 30 Oct	Scoot Tigerair
15 Oct - 30 Oct	Scoot Tigerair
24 Oct - 30 Oct	Scoot Tigerair
21 Oct - 04 Nov	Scoot Tigerair
19 Oct - 01 Nov	Scoot Tigerair
21 Oct - 28 Oct	Scoot Tigerair
14 Oct - 28 Oct	Scoot Tigerair
07 Oct - 21 Oct	Scoot Tigerair
14 Oct - 31 Oct	Air China
02 Oct - 13 Nov	Scoot Tigerair
24 Oct - 27 Oct	Turkish Airlines
17 Oct - 27 Oct	Turkish Airlines
16 Oct - 02 Nov	Turkish Airlines
26 Oct - 01 Nov	Turkish Airlines
04 Oct - 17 Oct	Air China
14 Oct - 02 Nov	Qatar Airways

Also check the deals for one-way flights from Sydney to Vienna in October.

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 Vienna in October from 525€

Return flights