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

Return flights

18 May - 08 Jun	Qatar Airways
01 May - 31 May	Etihad Airways
07 May - 30 May	Lufthansa
08 May - 30 May	SWISS
29 May - 20 Jun	Turkish Airlines
28 May - 10 Jun	KLM
07 May - 19 May	Aer Lingus
06 May - 19 May	Aer Lingus
01 May - 10 May	Aer Lingus

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

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.

Book a cheap hotel in Perth

Cheap car rent in Perth

Cheapest return flights from Dublin to Perth in May from 779€

Return flights