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

Return flights

01 Sep - 08 Sep	Qatar Airways
01 Sep - 15 Sep	Etihad Airways
01 Sep - 26 Sep	SWISS
02 Sep - 16 Sep	Etihad Airways
01 Sep - 21 Sep	Etihad Airways
02 Sep - 30 Sep	Etihad Airways
05 Sep - 26 Sep	Lufthansa
03 Sep - 21 Sep	Etihad Airways
01 Sep - 24 Sep	Turkish Airlines
09 Sep - 23 Sep	Turkish Airlines
19 Sep - 03 Oct	Aer Lingus
13 Sep - 09 Oct	British Airways
29 Sep - 06 Oct	Qatar Airways
26 Sep - 10 Oct	British Airways

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

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 September from 738€

Return flights