Cheapest return flights from Houston to Bangkok in January from 646€

AirHint found the following cheapest return flights from Houston (IAH) to Bangkok (BKK) in January 2026 (see full year).

Return flights

20 Jan - 27 Jan Spirit Airlines
19 Jan - 30 Jan Frontier Airlines
20 Jan - 25 Jan Spirit Airlines
25 Jan - 10 Feb Spirit Airlines
18 Jan - 08 Feb Spirit Airlines
16 Jan - 25 Jan Spirit Airlines
14 Jan - 17 Jan Frontier Airlines
13 Jan - 17 Feb United
17 Jan - 21 Jan United
16 Jan - 23 Jan United
22 Jan - 03 Feb Japan Airlines
01 Jan - 22 Jan Frontier Airlines
06 Jan - 11 Jan Qatar Airways
02 Jan - 04 Jan Frontier Airlines

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

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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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