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

Return flights

15 Sep - 23 Sep	Xiamen Airlines
09 Sep - 16 Sep	Scoot
09 Sep - 15 Sep	Scoot
09 Sep - 24 Sep	Scoot
08 Sep - 19 Sep	Scoot
10 Sep - 16 Sep	Xiamen Airlines
17 Sep - 23 Sep	AirAsia X
16 Sep - 22 Sep	AirAsia X
17 Sep - 25 Sep	AirAsia X
11 Sep - 15 Sep	Scoot
19 Sep - 07 Oct	AirAsia X
30 Sep - 07 Oct	Cebu Pacific
17 Sep - 05 Oct	AirAsia X
23 Sep - 05 Oct	AirAsia X
16 Sep - 02 Oct	AirAsia X
17 Sep - 04 Oct	AirAsia X
16 Sep - 04 Oct	AirAsia X
29 Sep - 24 Oct	Cebu Pacific
16 Sep - 03 Oct	AirAsia X
18 Sep - 05 Oct	Cebu Pacific

Also check the deals for one-way flights from Sydney to Taipei 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 Sydney to Taipei in September from 348€

Return flights