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

Return flights

28 Sep - 04 Oct	China Airlines	direct
17 Sep - 16 Oct	China Airlines	direct
05 Sep - 24 Sep	China Airlines	direct
03 Sep - 16 Sep	China Airlines	direct
26 Sep - 05 Oct	China Airlines	direct
24 Sep - 29 Oct	China Airlines	direct
01 Sep - 08 Sep	Philippine Airlines
08 Sep - 29 Sep	Philippine Airlines
15 Sep - 09 Oct	United
30 Sep - 16 Oct	Delta
15 Sep - 22 Sep	Delta
27 Sep - 11 Oct	Delta
27 Sep - 03 Oct	Delta
01 Sep - 08 Sep	China Airlines	direct
08 Sep - 29 Sep	China Airlines	direct
15 Sep - 09 Oct	China Airlines	direct
17 Sep - 18 Sep	Air Canada

Also check the deals for one-way flights from Los Angeles 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 Los Angeles to Taipei in September from 570€

Return flights