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

Return flights

01 Dec - 14 Dec	Etihad Airways
03 Dec - 11 Dec	Etihad Airways
06 Dec - 14 Dec	Ryanair
04 Dec - 11 Dec	Etihad Airways
05 Dec - 12 Dec	Etihad Airways
03 Dec - 10 Dec	Ryanair
30 Dec - 22 Jan	Turkish Airlines
01 Dec - 07 Dec	Etihad Airways
01 Dec - 10 Dec	Etihad Airways
10 Dec - 12 Jan	Ryanair
11 Dec - 29 Jan	Aer Lingus
01 Dec - 08 Dec	Etihad Airways
16 Dec - 27 Jan	Ryanair
01 Dec - 16 Dec	Etihad Airways
11 Dec - 12 Jan	Aer Lingus
28 Dec - 25 Jan	Turkish Airlines
09 Dec - 13 Jan	Aer Lingus
03 Dec - 07 Jan	Etihad Airways
06 Dec - 08 Jan	Ryanair
22 Dec - 22 Jan	Pegasus Airlines

Also check the deals for one-way flights from Dublin to Perth 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 Dublin to Perth in December from $902

Return flights