Cheapest return flights from Sydney to Helsinki in December from $1544

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

04 Dec - 24 Dec British Airways
10 Dec - 31 Dec Finnair
06 Dec - 16 Dec Finnair
17 Dec - 09 Jan Finnair
18 Dec - 15 Jan Finnair
22 Dec - 04 Jan Finnair
20 Dec - 04 Jan British Airways
20 Dec - 03 Jan Turkish Airlines
22 Dec - 08 Jan 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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