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

Return flights

29 Oct - 07 Nov	KLM
28 Oct - 25 Nov	KLM
08 Oct - 15 Oct	Air France
08 Oct - 21 Oct	Air France
13 Oct - 20 Oct	Finnair
14 Oct - 21 Oct	Finnair
05 Oct - 12 Oct	Turkish Airlines
30 Oct - 06 Nov	Turkish Airlines
10 Oct - 25 Oct	Pegasus Airlines
07 Oct - 12 Oct	Turkish Airlines
01 Oct - 10 Oct	Turkish Airlines
02 Oct - 29 Oct	Finnair
15 Oct - 22 Oct	Pegasus Airlines
31 Oct - 09 Nov	Turkish Airlines
28 Oct - 11 Nov	KLM
27 Oct - 10 Nov	KLM
13 Oct - 27 Nov	Turkish Airlines
28 Oct - 04 Nov	Air France
21 Oct - 12 Nov	Etihad Airways
22 Oct - 11 Nov	Finnair

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

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 October from $592

Return flights