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

Return flights

10 Dec - 25 Dec	Etihad Airways
08 Dec - 12 Jan	Air France
06 Dec - 13 Dec	Air India
12 Dec - 09 Jan	Etihad Airways
14 Dec - 22 Dec	Air France
08 Dec - 06 Jan	Air France
08 Dec - 05 Jan	Air France
28 Dec - 14 Jan	Air France
21 Dec - 09 Jan	easyJet
15 Dec - 09 Jan	Air France
27 Dec - 10 Jan	SunExpress
19 Dec - 09 Jan	Air Serbia
11 Dec - 08 Jan	Turkish Airlines
18 Dec - 30 Dec	Air France
22 Dec - 29 Dec	IndiGo
14 Dec - 22 Dec	SWISS	direct
19 Dec - 29 Dec	IndiGo
18 Dec - 30 Dec	SWISS	direct

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 576€

Return flights