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

Return flights

06 Apr - 20 Apr	Lufthansa
01 Apr - 24 Apr	Lufthansa
13 Apr - 26 Apr	Lufthansa
08 Apr - 29 Apr	Lufthansa
08 Apr - 05 May	Etihad Airways
08 Apr - 28 Apr	Etihad Airways
21 Apr - 08 May	Etihad Airways
08 Apr - 09 May	Etihad Airways
03 Apr - 20 Apr	Lufthansa
09 Apr - 23 Apr	Turkish Airlines
09 Apr - 28 Apr	Turkish Airlines
09 Apr - 01 May	Turkish Airlines
20 Apr - 17 May	Qatar Airways
10 Apr - 24 Apr	Turkish Airlines
24 Apr - 27 Apr	British Airways
28 Apr - 27 May	Qatar Airways
03 Apr - 01 May	Turkish Airlines

Also check the deals for one-way flights from Dublin to Sydney in April.

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 Dublin to Sydney in April from 873€

Return flights