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

One-Way flights

17 Dec	AirAsia	direct
30 Dec	AirAsia	direct
06 Dec	AirAsia	direct
25 Dec	AirAsia	direct
08 Dec	AirAsia	direct
31 Dec	AirAsia	direct
02 Dec	AirAsia	direct
12 Dec	AirAsia	direct
16 Dec	AirAsia	direct
11 Dec	AirAsia	direct

Also check the deals for return 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 one-way flights from Penang to Singapore in December from $42

One-Way flights