Cheapest return flights from Chicago to Phuket in September from $653

AirHint found the following cheapest return flights from Chicago (ORD) to Phuket (HKT) in September 2025 (see full year).

Return flights

17 Sep - 21 Sep Cathay Pacific
03 Sep - 08 Sep Cathay Pacific
18 Sep - 24 Sep Cathay Pacific
01 Sep - 15 Sep Cathay Pacific
27 Sep - 04 Oct Cathay Pacific
26 Sep - 04 Oct Cathay Pacific
20 Sep - 27 Sep Cathay Pacific
07 Sep - 10 Sep Korean Air
24 Sep - 06 Oct Delta

Also check the deals for one-way flights from Chicago to Phuket in September.

Skyscanner

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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