AirHint found the following cheapest return flights from Melbourne (MEL) to Dublin (DUB) in October 2025 (see full year).

Return flights

12 Oct - 17 Nov	Jetstar
19 Oct - 05 Nov	Jetstar
19 Oct - 28 Oct	Jetstar
12 Oct - 28 Oct	Jetstar
04 Oct - 29 Oct	VietJet Air
13 Oct - 21 Oct	Qantas
12 Oct - 20 Oct	Jetstar
21 Oct - 31 Oct	Jetstar
10 Oct - 04 Nov	Jetstar
24 Oct - 01 Nov	Jetstar
03 Oct - 23 Oct	China Eastern
01 Oct - 29 Oct	Qantas
25 Oct - 03 Nov	Qantas
05 Oct - 02 Nov	Jetstar
13 Oct - 23 Oct	Jetstar
08 Oct - 02 Nov	Turkish Airlines
14 Oct - 24 Oct	Hainan Airlines
17 Oct - 04 Nov	Etihad Airways
17 Oct - 02 Nov	Etihad Airways
22 Oct - 02 Nov	Etihad Airways

Also check the deals for one-way flights from Melbourne to Dublin in October.

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 Melbourne to Dublin in October from $967

Return flights