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

Return flights

09 Dec - 16 Dec	Air France
08 Dec - 23 Jan	Etihad Airways
08 Dec - 29 Dec	KLM
08 Dec - 16 Dec	KLM
08 Dec - 12 Dec	KLM
09 Dec - 12 Dec	Air France
08 Dec - 10 Dec	Etihad Airways
06 Dec - 19 Dec	Etihad Airways
06 Dec - 13 Dec	Etihad Airways
10 Dec - 17 Dec	KLM
11 Dec - 17 Dec	KLM
29 Dec - 29 Jan	SunExpress
06 Dec - 01 Jan	Etihad Airways
24 Dec - 17 Jan	Air France
24 Dec - 15 Jan	Air France
23 Dec - 29 Jan	KLM
23 Dec - 20 Jan	KLM
23 Dec - 27 Jan	KLM
28 Dec - 14 Jan	GP Aviation Ltd
29 Dec - 09 Jan	SunExpress

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

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 Zurich to Singapore in December from 545€

Return flights