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

Return flights

02 Nov - 11 Nov	Spirit Airlines
03 Nov - 09 Nov	Spirit Airlines
09 Nov - 15 Nov	Frontier Airlines
09 Nov - 14 Nov	Spirit Airlines
02 Nov - 14 Nov	Frontier Airlines
02 Nov - 17 Dec	Frontier Airlines
05 Nov - 15 Nov	Spirit Airlines
02 Nov - 09 Nov	Spirit Airlines
13 Nov - 17 Nov	WestJet
08 Nov - 26 Nov	Spirit Airlines
13 Nov - 30 Nov	WestJet
26 Nov - 15 Dec	United
20 Nov - 07 Dec	Alaska Airlines
26 Nov - 13 Dec	Korean Air

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

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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Cheapest return flights from Houston to Bangkok in November from $766

Return flights