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

Return flights

22 Dec - 28 Dec	AirAsia
24 Dec - 28 Dec	AirAsia
25 Dec - 28 Dec	AirAsia
26 Dec - 12 Jan	China Eastern
07 Dec - 08 Dec	Hainan Airlines
11 Dec - 17 Dec	Hainan Airlines
19 Dec - 21 Dec	Xiamen Airlines
16 Dec - 18 Dec	AirAsia
19 Dec - 22 Dec	AirAsia
11 Dec - 13 Dec	AirAsia
18 Dec - 25 Dec	AirAsia
31 Dec - 04 Jan	AirAsia
28 Dec - 06 Jan	AirAsia
26 Dec - 12 Jan	Air China	direct
27 Dec - 03 Jan	China Southern	direct
28 Dec - 06 Jan	Air China	direct
31 Dec - 04 Jan	Air China	direct

Also check the deals for one-way flights from Shenzhen 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 Shenzhen to Singapore in December from 259€

Return flights