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

Return flights

02 Dec - 09 Dec	Turkish Airlines
22 Dec - 09 Jan	Turkish Airlines
04 Dec - 11 Dec	Turkish Airlines
25 Dec - 04 Jan	Turkish Airlines
18 Dec - 05 Jan	Turkish Airlines
28 Dec - 04 Jan	Turkish Airlines
22 Dec - 30 Dec	Etihad Airways
23 Dec - 30 Dec	Etihad Airways
24 Dec - 03 Jan	Etihad Airways
23 Dec - 29 Dec	IndiGo
21 Dec - 07 Jan	IndiGo
21 Dec - 08 Jan	IndiGo
10 Dec - 17 Dec	Etihad Airways
09 Dec - 23 Dec	Etihad Airways
22 Dec - 29 Dec	Etihad Airways
22 Dec - 28 Dec	Etihad Airways
15 Dec - 30 Dec	IndiGo
23 Dec - 03 Jan	Etihad Airways
19 Dec - 03 Jan	IndiGo
25 Dec - 02 Jan	Turkish Airlines

Also check the deals for one-way flights from Singapore to Helsinki 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 Helsinki in December from $763

Return flights