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

Return flights

11 Sep - 19 Sep	IndiGo
21 Sep - 23 Oct	Etihad Airways
09 Sep - 17 Sep	IndiGo
04 Sep - 12 Sep	IndiGo
21 Sep - 06 Oct	Etihad Airways
25 Sep - 03 Oct	IndiGo
09 Sep - 16 Sep	Etihad Airways
08 Sep - 22 Sep	Etihad Airways
02 Sep - 09 Sep	Etihad Airways
20 Sep - 27 Sep	Air India
19 Sep - 30 Sep	Air India
20 Sep - 01 Oct	IndiGo
30 Sep - 04 Oct	Etihad Airways
27 Sep - 03 Oct	Etihad Airways
09 Sep - 21 Sep	Air India
29 Sep - 06 Oct	Scoot
18 Sep - 28 Sep	Emirates
28 Sep - 06 Oct	Emirates
19 Sep - 11 Oct	Turkish Airlines
23 Sep - 20 Oct	British Airways

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 529€

Return flights