Cheapest return flights from Houston to Bangkok in December from 721€

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

Return flights

03 Dec - 16 Dec Spirit Airlines
04 Dec - 10 Dec Spirit Airlines
09 Dec - 16 Dec Spirit Airlines
08 Dec - 14 Dec Spirit Airlines
04 Dec - 11 Dec Spirit Airlines
01 Dec - 14 Dec ANA
01 Dec - 08 Dec Spirit Airlines
08 Dec - 13 Dec Spirit Airlines
05 Dec - 17 Dec Spirit Airlines
07 Dec - 17 Dec Spirit Airlines
08 Dec - 14 Jan Spirit Airlines
10 Dec - 14 Jan Spirit Airlines
10 Dec - 12 Jan Spirit Airlines
10 Dec - 13 Jan Spirit Airlines
05 Dec - 14 Jan Spirit Airlines
28 Dec - 21 Jan Delta
10 Dec - 11 Jan Spirit Airlines
10 Dec - 10 Jan Spirit Airlines
10 Dec - 09 Jan Spirit Airlines
27 Dec - 21 Jan Spirit Airlines

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

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