Cheapest one-way flights from Helsinki to Sydney in October from $526

AirHint found the following cheapest one-way flights from Helsinki (HEL) to Sydney (SYD) in October 2025 (see full year).

One-Way flights

26 Oct Juneyao Airlines
21 Oct Juneyao Airlines
28 Oct Pegasus Airlines
27 Oct Ryanair
25 Oct Ryanair
22 Oct Norwegian Air Sweden AOC
31 Oct Finnair
24 Oct Norwegian Air Sweden AOC
23 Oct Pegasus Airlines
19 Oct Ryanair

Also check the deals for return flights from Helsinki to Sydney in October.

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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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