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Did you mean flights from Bangkok to Houston?
United States
George Bush Intercontinental Airport
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Thailand
Suvarnabhumi Airport
At present, there are no direct flights from Houston to Bangkok.
However, there are several flights from IAH to BKK with a stopover.
Select a stopover airport from the list below to see which airlines operate flights from IAH to BKK, and to see what flight schedules are available.
Bangkok is a tropical destination known for its warm climate, with temperatures between 25°C and 30°C (77°F to 86°F) throughout the year. The area is characterized by high humidity and frequent rainfall.
Being located north of the equator, Bangkok experiences its dry season from November to April, making this the perfect time to visit. In this period, you can expect mostly dry conditions, while the wet season will see days of rain. Humidity and temperatures are consistently high all year long.

In total there are 12 airlines that cover the full route from Houston IAH to Bangkok BKK. These airlines are:
All other flights from Houston to Bangkok are operated by a combination of multiple carriers, which are listed below:
In total there are 3 alliances that cover the full route from Houston IAH to Bangkok BKK. These alliances are:
You can fly from IAH to BKK in Economy, Premium Economy, Business or First Class on this 1 stop route.
In total there are 9 aircraft types that cover the full route from Houston to Bangkok. These aircrafts are:
All other flights from Houston to Bangkok are operated by a combination of multiple aircraft types.
The distance between Houston and Bangkok is 9,246 miles (14,879 kilometers).
However, because there are no direct flights between IAH and BKK, the distance of the full journey varies between 10,717 and 13,260 miles (or 17,247 and 21,340 kilometers), depending on your stopover airport.
Flights from Houston to Bangkok take from 20 hours and 20 minutes up to 27 hours and 20 minutes, depending on your stopover airport.
Please note that these times refer to the actual flight times, excluding the stopover time in between connecting flights, as this depends on your stopover airport as well as your date(s) of travel.
There are 2 airports in Bangkok: Suvarnabhumi Airport (BKK) and Don Mueang International Airport (DMK).
From 20 hours and 20 minutes up to 27 hours and 20 minutes, depending on your stopover airport.
Note that this excludes the layover time in between connecting flights.
Because there are no direct flights between IAH and BKK, the total distance of the full journey varies between 10,717 and 13,260 miles (or 17,247 and 21,340 kilometers), depending on your stopover airport.
KLM, Lufthansa, British Airways, ANA, EVA Air, Turkish Airlines, Qatar Airways, Air France, Emirates, Air Canada, ZIPAIR and ITA Airways are flying the full route from Houston to Bangkok.
United Airlines, Thai Airways, Condor, Japan Airlines, China Airlines, Thai Vietjet Air, Starlux Airlines, Aircalin, Air Japan and Qantas operate several connecting flights, but only partly.
Oneworld, SkyTeam and Star Alliance are flying from Houston to Bangkok.
You can fly the full route from Houston to Bangkok (with 1 stopover) in Economy, Premium Economy, Business Class and First Class.
Aircraft types that fly the full route from Houston to Bangkok (with 1 stopover):
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