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

Return flights

25 Sep - 02 Oct	Porter Airlines (Canada) Ltd
25 Sep - 22 Oct	Delta
24 Sep - 20 Oct	Delta
23 Sep - 20 Oct	Delta
08 Sep - 15 Sep	Delta
24 Sep - 15 Oct	Delta
26 Sep - 03 Oct	Porter Airlines (Canada) Ltd
20 Sep - 28 Sep	Air Canada
16 Sep - 24 Sep	Delta
16 Sep - 25 Sep	Delta
15 Sep - 23 Sep	Delta
15 Sep - 24 Sep	Delta
11 Sep - 25 Sep	Delta
17 Sep - 30 Sep	Delta
15 Sep - 18 Sep	Delta
10 Sep - 17 Sep	Delta
26 Sep - 08 Oct	Delta
26 Sep - 20 Oct	Delta
20 Sep - 05 Oct	Air Canada
17 Sep - 02 Oct	Japan Airlines

Also check the deals for one-way flights from New York 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 New York to Taipei in September from $821

Return flights