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

Return flights

27 Dec - 09 Jan	Qatar Airways
01 Dec - 05 Dec	Turkish Airlines
26 Dec - 04 Jan	Turkish Airlines
07 Dec - 15 Dec	Turkish Airlines
18 Dec - 27 Dec	Scoot
21 Dec - 07 Jan	IndiGo
09 Dec - 18 Dec	Qatar Airways
12 Dec - 31 Dec	Turkish Airlines
28 Dec - 03 Jan	Turkish Airlines
06 Dec - 15 Dec	Turkish Airlines
19 Dec - 31 Dec	IndiGo
13 Dec - 30 Dec	IndiGo
25 Dec - 05 Jan	IndiGo
12 Dec - 29 Dec	IndiGo
22 Dec - 29 Dec	IndiGo
26 Dec - 03 Jan	Turkish Airlines
27 Dec - 09 Jan	Finnair	direct
26 Dec - 03 Jan	Finnair	direct

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 $765

Return flights