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

Return flights

11 Sep - 18 Sep	Delta
10 Sep - 17 Sep	Delta
08 Sep - 18 Sep	Delta
09 Sep - 18 Sep	Delta
24 Sep - 08 Oct	Turkish Airlines
08 Sep - 16 Sep	Turkish Airlines
17 Sep - 21 Sep	Asiana Airlines
22 Sep - 16 Oct	Asiana Airlines
03 Sep - 25 Sep	Asiana Airlines
24 Sep - 01 Oct	Alaska Airlines
15 Sep - 25 Sep	Asiana Airlines
02 Sep - 29 Sep	Alaska Airlines
19 Sep - 05 Oct	Alaska Airlines
27 Sep - 11 Oct	Alaska Airlines
17 Sep - 30 Sep	Japan Airlines
26 Sep - 10 Oct	China Airlines

Also check the deals for one-way flights from Newark 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 Newark to Taipei in September from $861

Return flights