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

Return flights

19 Sep - 23 Sep	IndiGo
01 Sep - 11 Sep	IndiGo
22 Sep - 23 Sep	IndiGo
12 Sep - 25 Sep	IndiGo
17 Sep - 30 Sep	IndiGo
24 Sep - 02 Oct	IndiGo
08 Sep - 02 Oct	IndiGo
24 Sep - 30 Sep	IndiGo
01 Sep - 18 Sep	IndiGo
19 Sep - 30 Sep	Pegasus Airlines
19 Sep - 25 Sep	IndiGo
28 Sep - 07 Oct	AJet
19 Sep - 28 Sep	Pegasus Airlines
19 Sep - 12 Oct	Pegasus Airlines
27 Sep - 08 Oct	AJet
20 Sep - 25 Oct	AJet
24 Sep - 01 Oct	Etihad Airways
16 Sep - 01 Oct	Etihad Airways
26 Sep - 20 Oct	Pegasus Airlines
27 Sep - 04 Oct	Pegasus Airlines

Also check the deals for one-way flights from Amsterdam to Singapore 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 Amsterdam to Singapore in September from $605

Return flights