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

Return flights

04 Dec - 30 Dec	Virgin Australia
02 Dec - 09 Dec	Jetstar
01 Dec - 08 Dec	Virgin Australia
19 Dec - 29 Dec	China Eastern
22 Dec - 29 Dec	China Eastern
16 Dec - 23 Dec	China Eastern
01 Dec - 29 Dec	Batik Air Malaysia
18 Dec - 31 Dec	China Eastern
19 Dec - 30 Dec	China Eastern
18 Dec - 28 Dec	China Eastern
22 Dec - 12 Jan	China Eastern
16 Dec - 24 Jan	China Eastern
29 Dec - 30 Jan	Virgin Australia
21 Dec - 22 Jan	China Eastern
18 Dec - 19 Jan	China Eastern
03 Dec - 22 Jan	Batik Air Malaysia
21 Dec - 21 Jan	China Eastern
07 Dec - 12 Jan	Batik Air Malaysia
16 Dec - 12 Jan	China Eastern
18 Dec - 22 Jan	Jetstar

Also check the deals for one-way flights from Brisbane to Dublin 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 Brisbane to Dublin in December from 1124€

Return flights