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

Return flights

01 Dec - 27 Dec	Lufthansa
08 Dec - 25 Dec	Lufthansa
05 Dec - 12 Dec	Norwegian
08 Dec - 25 Dec	Finnair	direct
11 Dec - 27 Dec	Air France
05 Dec - 12 Dec	Finnair	direct
29 Dec - 11 Jan	Turkish Airlines
24 Dec - 01 Jan	airBaltic
11 Dec - 27 Dec	Finnair	direct
16 Dec - 08 Jan	Finnair
27 Dec - 08 Jan	Turkish Airlines
27 Dec - 11 Jan	Turkish Airlines
27 Dec - 10 Jan	IndiGo
24 Dec - 03 Jan	Turkish Airlines
16 Dec - 08 Jan	Finnair	direct
13 Dec - 06 Jan	IndiGo
26 Dec - 06 Jan	IndiGo
19 Dec - 29 Dec	IndiGo
19 Dec - 25 Dec	IndiGo
19 Dec - 26 Dec	Turkish Airlines

Also check the deals for one-way flights from Helsinki to Singapore 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 Helsinki to Singapore in December from 651€

Return flights