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

Return flights

18 Dec - 06 Jan	Scoot	direct
19 Dec - 06 Jan	Scoot	direct
20 Dec - 05 Jan	Scoot	direct
02 Dec - 15 Dec	Scoot	direct
12 Dec - 14 Dec	Scoot	direct
12 Dec - 15 Dec	Scoot	direct
04 Dec - 10 Dec	AirAsia
02 Dec - 04 Dec	Scoot	direct
04 Dec - 08 Dec	Scoot	direct
04 Dec - 10 Dec	Scoot	direct
06 Dec - 07 Dec	Scoot	direct
11 Dec - 14 Dec	Scoot	direct
09 Dec - 11 Dec	Scoot	direct
11 Dec - 01 Jan	AirAsia	direct
25 Dec - 05 Jan	Scoot	direct
23 Dec - 06 Jan	Scoot	direct
20 Dec - 06 Jan	Scoot	direct
26 Dec - 04 Jan	Scoot	direct
20 Dec - 07 Jan	Scoot	direct
31 Dec - 07 Jan	Scoot	direct

Also check the deals for one-way flights from Penang 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 Penang to Singapore in December from $110

Return flights