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

Return flights

09 Dec - 28 Jan	Ryanair
02 Dec - 07 Dec	Vueling Airlines
03 Dec - 14 Jan	Vueling Airlines
06 Dec - 14 Dec	Ryanair
02 Dec - 09 Dec	Vueling Airlines
06 Dec - 10 Jan	Ryanair
16 Dec - 26 Jan	Ryanair
07 Dec - 14 Dec	Ryanair
09 Dec - 10 Jan	Ryanair
16 Dec - 25 Jan	Ryanair
03 Dec - 10 Dec	Etihad Airways
11 Dec - 16 Jan	Ryanair
01 Dec - 11 Jan	Etihad Airways
29 Dec - 22 Jan	SWISS
04 Dec - 11 Dec	Etihad Airways
01 Dec - 10 Dec	Ryanair
06 Dec - 13 Dec	Ryanair
12 Dec - 12 Jan	Ryanair
06 Dec - 15 Dec	Ryanair
05 Dec - 14 Dec	Etihad Airways

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 718€

Return flights