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

Return flights

16 Sep - 23 Sep	IndiGo
15 Sep - 22 Sep	IndiGo
15 Sep - 21 Sep	IndiGo
16 Sep - 26 Sep	IndiGo
20 Sep - 28 Sep	IndiGo
04 Sep - 09 Sep	Etihad Airways
03 Sep - 09 Sep	Etihad Airways
07 Sep - 18 Sep	Etihad Airways
08 Sep - 18 Sep	Etihad Airways
18 Sep - 22 Sep	IndiGo
17 Sep - 01 Oct	Etihad Airways
04 Sep - 01 Oct	Etihad Airways
22 Sep - 05 Oct	SWISS
23 Sep - 06 Oct	SWISS
28 Sep - 11 Oct	IndiGo
30 Sep - 12 Oct	IndiGo
25 Sep - 04 Oct	IndiGo
28 Sep - 11 Oct	SWISS	direct
22 Sep - 05 Oct	Singapore Airlines	direct
04 Sep - 01 Oct	SWISS	direct

Also check the deals for one-way flights from Singapore to Zurich 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.

Book a cheap hotel in Zurich

Cheap car rent in Zurich

Cheapest return flights from Singapore to Zurich in September from $582

Return flights