AirHint found the following cheapest return flights from Singapore (SIN) to Dublin (DUB) in August 2025 (see full year).

Return flights

12 Aug - 19 Aug	Turkish Airlines
05 Aug - 26 Aug	IndiGo
05 Aug - 20 Aug	IndiGo
08 Aug - 22 Aug	Turkish Airlines
08 Aug - 03 Sep	Turkish Airlines
08 Aug - 26 Aug	Turkish Airlines
06 Aug - 20 Aug	IndiGo
06 Aug - 21 Aug	IndiGo
17 Aug - 28 Aug	Turkish Airlines
31 Aug - 21 Sep	Turkish Airlines
25 Aug - 01 Sep	IndiGo
17 Aug - 01 Sep	Turkish Airlines
19 Aug - 03 Sep	Qatar Airways
06 Aug - 09 Aug	IndiGo
31 Aug - 01 Sep	Turkish Airlines
01 Aug - 18 Aug	Emirates

Also check the deals for one-way flights from Singapore to Dublin in August.

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 Singapore to Dublin in August from $714

Return flights