AirHint found the following cheapest return flights from Chicago (ORD) to Taipei (TPE) in October 2025 (see full year).

Return flights

21 Oct - 28 Oct	Turkish Airlines
30 Oct - 14 Nov	Turkish Airlines
25 Oct - 09 Nov	Alaska Airlines
23 Oct - 29 Oct	Delta
23 Oct - 27 Nov	Delta
20 Oct - 27 Oct	Delta
29 Oct - 01 Nov	Delta
25 Oct - 29 Oct	Delta
25 Oct - 31 Oct	Turkish Airlines
25 Oct - 08 Nov	Turkish Airlines
24 Oct - 08 Nov	Frontier Airlines
24 Oct - 09 Nov	Delta
23 Oct - 29 Oct	EVA Air	direct
23 Oct - 27 Nov	EVA Air	direct
25 Oct - 26 Oct	EVA Air
25 Oct - 26 Oct	EVA Air	direct
20 Oct - 27 Oct	EVA Air	direct

Also check the deals for one-way flights from Chicago to Taipei in October.

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 Chicago to Taipei in October from 715€

Return flights