Cheapest return flights from Chicago to Bangkok in December from $861

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 December 2025 (see full year).

Return flights

04 Dec - 09 Dec ANA
04 Dec - 15 Jan ANA
01 Dec - 13 Dec Cathay Pacific
02 Dec - 16 Jan ANA
28 Dec - 14 Jan ANA
08 Dec - 22 Dec Delta
03 Dec - 08 Jan ANA
18 Dec - 27 Dec Air Canada
26 Dec - 04 Jan Delta
19 Dec - 11 Jan ANA
20 Dec - 02 Jan IndiGo
19 Dec - 02 Jan IndiGo
18 Dec - 03 Jan Air Canada

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

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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