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

Return flights

27 Aug - 03 Sep	United
26 Aug - 02 Sep	United
27 Aug - 02 Sep	United
28 Aug - 03 Sep	United
28 Aug - 08 Sep	United
27 Aug - 31 Aug	United
17 Aug - 28 Aug	United
16 Aug - 20 Aug	United
19 Aug - 26 Aug	Delta
28 Aug - 08 Sep	EVA Air	direct
19 Aug - 26 Aug	EVA Air	direct

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

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 August from 564€

Return flights