AirHint found the following cheapest return flights from Taipei (TSA) to Los Angeles (LAX) in September 2025 (see full year).

Return flights

06 Sep - 07 Sep	ANA
04 Sep - 10 Sep	ANA
06 Sep - 13 Sep	ANA
03 Sep - 10 Sep	ANA
02 Sep - 16 Sep	ANA
02 Sep - 08 Sep	ANA
18 Sep - 25 Sep	ANA
29 Sep - 13 Oct	ANA
28 Sep - 14 Oct	ANA
11 Sep - 16 Sep	ANA
02 Sep - 13 Sep	ANA
25 Sep - 29 Sep	ANA
30 Sep - 08 Oct	ANA
18 Sep - 29 Oct	ANA
17 Sep - 22 Oct	ANA
17 Sep - 29 Oct	ANA
18 Sep - 22 Oct	ANA
29 Sep - 08 Oct	ANA
24 Sep - 29 Oct	ANA
27 Sep - 01 Oct	ANA

Also check the deals for one-way flights from Taipei to Los Angeles 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 Taipei to Los Angeles in September from $829

Return flights