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

Return flights

25 Aug - 08 Sep	China Southern
28 Aug - 04 Sep	Xiamen Airlines
25 Aug - 30 Sep	China Southern
28 Aug - 22 Sep	China Southern
28 Aug - 11 Sep	China Southern
25 Aug - 15 Sep	Xiamen Airlines
27 Aug - 03 Sep	Xiamen Airlines
31 Aug - 07 Sep	China Southern
25 Aug - 01 Sep	Xiamen Airlines
25 Aug - 22 Sep	China Southern
25 Aug - 31 Aug	Xiamen Airlines
24 Aug - 31 Aug	Xiamen Airlines
24 Aug - 29 Aug	Xiamen Airlines
29 Aug - 31 Aug	China Southern
27 Aug - 31 Aug	China Southern
27 Aug - 29 Aug	China Southern

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

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 Amsterdam to Sydney in August from $944

Return flights