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

Return flights

05 Dec - 18 Dec	Scoot Tigerair
25 Dec - 16 Jan	Air China
28 Dec - 04 Jan	Air China
30 Dec - 30 Jan	Air China
26 Dec - 15 Jan	Air India
27 Dec - 31 Jan	Air India
08 Dec - 20 Dec	Air India
11 Dec - 18 Dec	Air China
09 Dec - 18 Dec	Air China
28 Dec - 25 Jan	Air China
26 Dec - 19 Jan	Air China
28 Dec - 30 Jan	Air China
30 Dec - 26 Jan	Air China
28 Dec - 31 Jan	Air China
22 Dec - 28 Dec	Air India
13 Dec - 22 Dec	Air China
21 Dec - 28 Dec	Air China
19 Dec - 30 Dec	Air China
09 Dec - 22 Dec	Air China
18 Dec - 25 Dec	Air China

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

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.

Book a cheap hotel in Vienna

Cheap car rent in Vienna

Cheapest return flights from Sydney to Vienna in December from $1197

Return flights