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

Return flights

20 Dec - 12 Jan	Etihad Airways
20 Dec - 30 Dec	Turkish Airlines
24 Dec - 04 Jan	KLM
17 Dec - 10 Jan	Qatar Airways
21 Dec - 02 Jan	Etihad Airways
16 Dec - 26 Dec	Qatar Airways
06 Dec - 14 Dec	Qatar Airways
20 Dec - 03 Jan	Turkish Airlines
19 Dec - 03 Jan	Turkish Airlines
19 Dec - 24 Dec	Turkish Airlines
18 Dec - 02 Jan	Etihad Airways
19 Dec - 27 Dec	IndiGo
15 Dec - 02 Jan	Etihad Airways
19 Dec - 02 Jan	Air France

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

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 December from $660

Return flights