Cheapest return flights from Chicago to Bangkok in October from $766

Best time to book flights for Chicago (ORD) to Bangkok (BKK) flights at AirHint

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

Return flights

21 Oct - 28 Oct Korean Air
20 Oct - 29 Oct Korean Air
19 Oct - 28 Oct Korean Air
19 Oct - 27 Oct Korean Air
13 Oct - 22 Oct Cathay Pacific
18 Oct - 27 Oct Cathay Pacific
01 Oct - 11 Oct Cathay Pacific
15 Oct - 25 Oct Cathay Pacific
01 Oct - 09 Oct Cathay Pacific
16 Oct - 23 Oct Cathay Pacific

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

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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