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

Return flights

28 Aug - 08 Sep	Finnair
19 Aug - 30 Sep	Turkish Airlines
26 Aug - 16 Sep	Turkish Airlines
28 Aug - 03 Sep	Finnair
29 Aug - 12 Sep	Finnair
30 Aug - 12 Sep	Finnair
27 Aug - 02 Sep	Finnair
28 Aug - 02 Sep	Finnair
29 Aug - 07 Sep	Finnair
28 Aug - 07 Sep	Turkish Airlines
14 Aug - 21 Aug	Turkish Airlines
21 Aug - 28 Aug	Turkish Airlines
20 Aug - 28 Aug	Turkish Airlines
11 Aug - 25 Aug	Aer Lingus
13 Aug - 19 Aug	Ryanair
10 Aug - 29 Aug	Ryanair
23 Aug - 26 Aug	Aer Lingus
06 Aug - 11 Aug	Finnair
07 Aug - 11 Aug	Finnair
11 Aug - 15 Aug	Ryanair

Also check the deals for one-way flights from Dublin to Singapore 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 Dublin to Singapore in August from 509€

Return flights