AirHint found the following cheapest return flights from Dublin (DUB) to Perth (PER) in January 2026 (see full year).

Return flights

07 Jan - 06 Feb	Lufthansa
10 Jan - 07 Feb	Lufthansa
18 Jan - 25 Jan	Etihad Airways
11 Jan - 18 Jan	Air France
12 Jan - 09 Feb	Aer Lingus
19 Jan - 02 Feb	Aer Lingus
04 Jan - 28 Jan	Aer Lingus
02 Jan - 16 Jan	Aer Lingus
26 Jan - 19 Feb	Aer Lingus
28 Jan - 21 Feb	Aer Lingus
03 Jan - 31 Jan	Aer Lingus
12 Jan - 31 Jan	Qatar Airways

Also check the deals for one-way flights from Dublin to Perth in January.

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 January from $1379

Return flights