AirHint found the following cheapest return flights from Singapore (SIN) to Amsterdam (AMS) in September 2025 (see full year).

Return flights

10 Sep - 16 Sep	Finnair
18 Sep - 25 Sep	Finnair
09 Sep - 16 Sep	Finnair
08 Sep - 16 Sep	Finnair
15 Sep - 22 Sep	Finnair
22 Sep - 29 Sep	Finnair
03 Sep - 23 Sep	Finnair
07 Sep - 12 Sep	Turkish Airlines
30 Sep - 08 Oct	Turkish Airlines
11 Sep - 16 Sep	Turkish Airlines
21 Sep - 13 Oct	Turkish Airlines
04 Sep - 11 Sep	Finnair
26 Sep - 05 Oct	Emirates
19 Sep - 31 Oct	Turkish Airlines
27 Sep - 31 Oct	Emirates
06 Sep - 11 Oct	Qatar Airways
30 Sep - 08 Oct	KLM	direct
19 Sep - 31 Oct	KLM	direct
21 Sep - 13 Oct	Singapore Airlines	direct
27 Sep - 31 Oct	Singapore Airlines	direct

Also check the deals for one-way flights from Singapore to Amsterdam 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 Singapore to Amsterdam in September from $686

Return flights