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

Return flights

26 Jan - 02 Feb	Scoot
20 Jan - 10 Feb	Sichuan Airlines
19 Jan - 30 Jan	Scoot
15 Jan - 27 Jan	China Southern
18 Jan - 25 Jan	Scoot
16 Jan - 31 Jan	Air China
31 Jan - 15 Feb	British Airways
26 Jan - 19 Feb	British Airways
15 Jan - 30 Jan	China Southern
30 Jan - 28 Feb	Air Canada
16 Jan - 30 Jan	Scoot
16 Jan - 10 Feb	British Airways
23 Jan - 06 Feb	Turkish Airlines
15 Jan - 29 Jan	China Southern
17 Jan - 24 Jan	Jetstar
25 Jan - 31 Jan	Air Canada
13 Jan - 20 Jan	Jetstar
22 Jan - 01 Feb	British Airways
28 Jan - 25 Feb	Emirates
05 Jan - 02 Feb	AirAsia X

Also check the deals for one-way flights from Sydney to Dublin 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 Sydney to Dublin in January from $1054

Return flights