AirHint found the following cheapest return flights from Tallinn (TLL) to Sydney (SYD) in September 2025 (see full year).

Return flights

15 Sep - 05 Oct	Turkish Airlines
14 Sep - 05 Oct	Turkish Airlines
15 Sep - 04 Oct	Scandinavian Airlines
14 Sep - 04 Oct	LOT
01 Sep - 13 Sep	Scandinavian Airlines
19 Sep - 06 Oct	Scandinavian Airlines
19 Sep - 21 Sep	Scandinavian Airlines

Also check the deals for one-way flights from Tallinn to Sydney in September.

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 Tallinn to Sydney in September from $1391

Return flights