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

Return flights

09 Dec - 20 Jan	Ryanair
04 Dec - 08 Dec	Turkish Airlines
02 Dec - 09 Dec	Ryanair
01 Dec - 07 Dec	Etihad Airways
10 Dec - 12 Jan	Ryanair
01 Dec - 08 Dec	Etihad Airways
03 Dec - 10 Dec	Etihad Airways
06 Dec - 13 Dec	Ryanair
06 Dec - 14 Dec	Ryanair
03 Dec - 11 Dec	Etihad Airways
23 Dec - 29 Jan	Ryanair
04 Dec - 11 Dec	Ryanair
27 Dec - 19 Jan	Ryanair
08 Dec - 10 Jan	Pegasus Airlines
27 Dec - 18 Jan	Ryanair
23 Dec - 14 Jan	Ryanair
16 Dec - 13 Jan	Ryanair
07 Dec - 14 Dec	Ryanair
27 Dec - 24 Jan	Ryanair
23 Dec - 13 Jan	Ryanair

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 726€

Return flights