AirHint found the following cheapest return flights from Helsinki (HEL) to Sydney (SYD) in March 2026 (see full year).

Return flights

10 Mar - 24 Mar	Norwegian Air Sweden AOC
03 Mar - 17 Mar	Finnair
16 Mar - 17 Apr	Finnair
02 Mar - 13 Mar	Finnair
04 Mar - 18 Mar	Finnair
01 Mar - 16 Mar	Finnair
03 Mar - 23 Mar	Finnair
01 Mar - 13 Mar	Finnair
03 Mar - 26 Mar	Finnair
07 Mar - 21 Mar	Finnair
01 Mar - 08 Mar	Finnair
16 Mar - 01 Apr	Finnair
16 Mar - 05 Apr	Finnair
04 Mar - 05 Apr	Finnair
28 Mar - 11 Apr	Finnair

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

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 Sydney in March from $963

Return flights