Cheapest return flights from Sydney to Helsinki in December from $1515

Best time to book flights for Sydney (SYD) to Helsinki (HEL) flights at AirHint

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

Return flights

10 Dec - 23 Dec Finnair
23 Dec - 30 Dec Finnair
26 Dec - 06 Jan Qatar Airways
25 Dec - 18 Jan Qatar Airways
23 Dec - 15 Jan Finnair
25 Dec - 31 Jan Qatar Airways
08 Dec - 09 Jan Qatar Airways
12 Dec - 20 Jan Finnair
14 Dec - 03 Jan Finnair
13 Dec - 28 Dec Garuda Indonesia
03 Dec - 01 Jan Finnair
25 Dec - 06 Jan Qantas
20 Dec - 27 Dec Qantas

Also check the deals for one-way flights from Sydney to Helsinki in December.

Skyscanner

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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