The cheapest times to fly from IAH to BKK are
- January 15th to March 25th
- August 20th to December 9th (except the week of November 19th)
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from IAH to BKK is late September. Prices can be as high as $1576 for Saturday flights during mid December, or as low as $556 for Tuesday flights around late September.
When to Fly to Bangkok
Flying from Houston, TX (IAH) to Bangkok (BKK) will usually cost between $557 to $1290 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late September with an average ticket price of $593. Due to high demand the most expensive time to fly is mid December, with an average price of $1403. Planning your trip to low-cost times can easily save you $810 on economy flights and even more on first-class flights. Generally, any price below $721 can be considered a good price for a round-trip IAH to BKK flight.
See below for a graph of average weekly prices for the IAH to BKK route. All prices are for round-trip tickets in USD.
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Compared to other flights, the IAH to BKK flight is cheaper than the average and costs less than the average flight leaving from Houston. The average price per mile (for a direct flight) is $0.05, which is far below average.
Flight Prices by Day of the Week
Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $105 (8%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $754. Return trip prices are from the BKK to IAH flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
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Return Trip Prices by Day
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Nonstop Flights and Layovers
Travelers looking to fly from IAH to BKK can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 17 hour 36 minutes may not be realistic.
Flight Questions Answered
Still have questions about flying from IAH to BKK? We’ve got answers.
Which airlines fly this route?
You can find 36 major airlines flying this route most often: Air Canada, Air China, Air France, Air Macau, Alaska, American, ANA, Asiana, Austrian, Bangkok Airways, British Airways, Brussels Airlines, Cathay Pacific, China Airlines, China Southern, Delta, Emirates, Ethiopian, EVA Air, Finnair, Hainan, Iberia, JAL, JetBlue, KLM, Korean Air, Lufthansa, Qantas, Qatar Airways, Shanghai Airlines, SWISS, THAI, Turkish Airlines, United, Vietnam Airlines, Xiamen, and potentially more during busy seasons.
How far away is it from Suvarnabhumi International Airport to George Bush Intercontinental/Houston Airport?
The distance between the two airports is roughly 9233 miles or 14859 kilometers.
How long does it take to fly from IAH to BKK?
The real-world flight time for a nonstop IAH to BKK flight is about 17 hour 36 minutes.
How many flights go between Houston, TX and Bangkok?
It depends on the day of the week and the date, but a typical day might have around 89 available flights from IAH to BKK.
Airport Location Info
Departing Airport
Origination code | IAH |
Origination airport name | George Bush Intercontinental/Houston Airport |
City | Houston, TX |
Country | the United States |
Latitude | 30 |
Longitude | -95.3 |
Return Airport
Destination code | BKK |
Destination airport name | Suvarnabhumi International Airport |
City | Bangkok |
Country | Thailand |
Latitude | 13.7 |
Longitude | 100.7 |
Other Resources
Flights to BKK
Flights from BKK
Popular Flights
Flights to IAH
Flights from IAH
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.