Cheapest return flights from Chicago to Bangkok in December from 1081€

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

Return flights

28 Dec - 15 Jan Frontier Airlines
28 Dec - 14 Jan Frontier Airlines
29 Dec - 12 Jan Air India
28 Dec - 18 Jan Air India
26 Dec - 18 Jan Air India
24 Dec - 18 Jan Frontier Airlines
25 Dec - 14 Jan Alaska Airlines
24 Dec - 28 Dec Air India
25 Dec - 18 Jan Spirit Airlines
27 Dec - 11 Jan Frontier Airlines
26 Dec - 08 Jan Air India
24 Dec - 26 Dec Qatar Airways

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

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