AirHint found the following cheapest return flights from Perth (PER) to Dublin (DUB) in December 2025 (see full year).

Return flights

11 Dec - 18 Dec	Jetstar
01 Dec - 08 Dec	KLM
07 Dec - 22 Dec	Malaysia Airlines
04 Dec - 16 Dec	Singapore Airlines
02 Dec - 29 Dec	Singapore Airlines
06 Dec - 22 Dec	Qatar Airways
03 Dec - 07 Jan	Singapore Airlines
03 Dec - 05 Jan	Singapore Airlines
17 Dec - 28 Jan	KLM
02 Dec - 31 Dec	Virgin Australia
28 Dec - 03 Jan	Qatar Airways
06 Dec - 24 Jan	Qatar Airways
03 Dec - 17 Jan	Singapore Airlines
08 Dec - 29 Dec	Malaysia Airlines
02 Dec - 06 Jan	Malaysia Airlines
08 Dec - 23 Dec	Qatar Airways
03 Dec - 14 Dec	Virgin Australia
08 Dec - 21 Jan	KLM
15 Dec - 07 Jan	KLM
15 Dec - 16 Jan	KLM

Also check the deals for one-way flights from Perth to Dublin 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 Perth to Dublin in December from $1103

Return flights