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

Return flights

01 Dec - 09 Dec	Scoot Tigerair
04 Dec - 11 Dec	Scoot Tigerair
01 Dec - 16 Dec	AirAsia X
01 Dec - 20 Dec	AirAsia X
11 Dec - 23 Dec	Scoot Tigerair
27 Dec - 30 Dec	AirAsia X
27 Dec - 29 Dec	AirAsia X
27 Dec - 28 Dec	AirAsia X
18 Dec - 29 Dec	Scoot Tigerair
22 Dec - 30 Dec	Scoot Tigerair
25 Dec - 01 Jan	Scoot Tigerair
28 Dec - 04 Jan	Scoot Tigerair
25 Dec - 02 Jan	Scoot Tigerair
26 Dec - 03 Jan	Scoot Tigerair
25 Dec - 09 Jan	Scoot Tigerair
25 Dec - 03 Jan	Scoot Tigerair
27 Dec - 01 Jan	AirAsia X
27 Dec - 02 Jan	AirAsia X
27 Dec - 09 Jan	AirAsia X
22 Dec - 01 Jan	AirAsia X

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 $413

Return flights