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

Return flights

30 Dec - 15 Jan	Air India
30 Dec - 31 Jan	Air India
26 Dec - 09 Jan	Air India
15 Dec - 05 Jan	Air India
31 Dec - 31 Jan	Air India
19 Dec - 10 Jan	Xiamen Airlines
11 Dec - 02 Jan	Air India
12 Dec - 03 Jan	Air India
12 Dec - 20 Jan	Air India
12 Dec - 18 Jan	Air India
15 Dec - 30 Dec	Air India
11 Dec - 18 Dec	China Southern
11 Dec - 30 Dec	China Southern
13 Dec - 20 Dec	Air India
20 Dec - 27 Dec	China Southern

Also check the deals for one-way flights from Sydney to Amsterdam 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.

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Cheapest return flights from Sydney to Amsterdam in December from $1210

Return flights