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

Return flights

09 Dec - 16 Dec	Scoot
08 Dec - 14 Dec	Scoot
09 Dec - 15 Dec	Scoot
07 Dec - 13 Dec	Scoot
11 Dec - 23 Dec	Scoot
11 Dec - 18 Dec	Scoot
08 Dec - 21 Dec	AirAsia X
07 Dec - 18 Dec	Scoot
13 Dec - 19 Dec	AirAsia X
15 Dec - 23 Dec	AirAsia X
30 Dec - 06 Jan	AirAsia X
31 Dec - 15 Jan	Scoot
25 Dec - 01 Jan	AirAsia X
26 Dec - 01 Jan	Scoot
26 Dec - 02 Jan	Scoot
25 Dec - 11 Jan	Scoot
16 Dec - 05 Jan	Scoot
25 Dec - 12 Jan	Scoot
12 Dec - 15 Jan	Scoot
24 Dec - 01 Jan	Scoot

Also check the deals for one-way flights from Sydney to Penang 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 Sydney to Penang in December from $621

Return flights