$575 Cheap Flights from Bangkok (BKK) to Houston (IAH)

View $575 flight on Tue, Nov 18, 2025Opens in a new window

Popular airlines from Suvarnabhumi Intl. Airport (BKK) to George Bush Intercontinental Airport (IAH)

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Find available prices by choosing your travel dates.

Cheap Flights from Bangkok to Houston (BKK-IAH)

Prices were available within the past 7 days and start at $575 for one-way flights and $1,063 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sun, Nov 16 - Sun, Nov 23
BKK
Bangkok
IAH
Houston
$1,063 Roundtrip, found 4 days ago
$1,063
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sun, Nov 16 from Bangkok to Houston, returning Sun, Nov 23, priced at $1,063 found 4 days ago
Japan Airlines
Wed, Oct 1 - Tue, Oct 28
BKK
Bangkok
IAH
Houston
$1,081 Roundtrip, found 1 day ago
$1,081
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Wed, Oct 1 from Bangkok to Houston, returning Tue, Oct 28, priced at $1,081 found 1 day ago
Swiss International Air Lines
Tue, Sep 16 - Tue, Sep 23
BKK
Bangkok
IAH
Houston
$1,142 Roundtrip, found 2 days ago
$1,142
Roundtrip
found 2 days ago
Select Swiss International Air Lines flight, departing Tue, Sep 16 from Bangkok to Houston, returning Tue, Sep 23, priced at $1,142 found 2 days ago
Austrian Airlines
Wed, May 28 - Wed, Sep 10
BKK
Bangkok
IAH
Houston
$1,153 Roundtrip, found 3 days ago
$1,153
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Wed, May 28 from Bangkok to Houston, returning Wed, Sep 10, priced at $1,153 found 3 days ago
Thai Airways International
Mon, Sep 29 - Sun, Oct 5
BKK
Bangkok
IAH
Houston
$1,158 Roundtrip, found 11 hours ago
$1,158
Roundtrip
found 11 hours ago
Select Thai Airways International flight, departing Mon, Sep 29 from Bangkok to Houston, returning Sun, Oct 5, priced at $1,158 found 11 hours ago
American Airlines
Sun, Nov 9 - Mon, Dec 8
BKK
Bangkok
IAH
Houston
$1,160 Roundtrip, found 1 day ago
$1,160
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, Nov 9 from Bangkok to Houston, returning Mon, Dec 8, priced at $1,160 found 1 day ago
Lufthansa
Mon, Jun 2 - Sun, Jun 15
BKK
Bangkok
IAH
Houston
$1,162 Roundtrip, found 5 hours ago
$1,162
Roundtrip
found 5 hours ago
Select Lufthansa flight, departing Mon, Jun 2 from Bangkok to Houston, returning Sun, Jun 15, priced at $1,162 found 5 hours ago
United
Sat, Apr 26 - Mon, Aug 4
BKK
Bangkok
IAH
Houston
$1,307 Roundtrip, found 9 hours ago
$1,307
Roundtrip
found 9 hours ago
Select United flight, departing Sat, Apr 26 from Bangkok to Houston, returning Mon, Aug 4, priced at $1,307 found 9 hours ago
EVA Airways
Tue, Sep 16 - Tue, Sep 23
BKK
Bangkok
IAH
Houston
$1,334 Roundtrip, found 2 days ago
$1,334
Roundtrip
found 2 days ago
Select EVA Airways flight, departing Tue, Sep 16 from Bangkok to Houston, returning Tue, Sep 23, priced at $1,334 found 2 days ago
Philippine Airlines
Fri, Sep 12 - Fri, Oct 3
BKK
Bangkok
IAH
Houston
$1,373 Roundtrip, found 4 days ago
$1,373
Roundtrip
found 4 days ago
Select Philippine Airlines flight, departing Fri, Sep 12 from Bangkok to Houston, returning Fri, Oct 3, priced at $1,373 found 4 days ago
Flights from Bangkok (BKK) to Houston (IAH)
Origin airport
Suvarnabhumi Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Air Canada, Air France, All Nippon Airways, American Airlines, Asiana Airlines, Austrian Airlines, Cathay Pacific, Delta, EVA Airways, Emirates, Finnair, Japan Airlines, KLM, Korean Air, Lufthansa, Qatar Airways, Swiss International Air Lines, Thai Airways International, Turkish Airlines, United
Roundtrip price
$1,063
Distance
9233 mi

Bangkok to Houston Flights

The cheapest times to fly from Bangkok to Houston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Bangkok to Houston are during the month of November. You can find some of the cheapest flights from Bangkok to Houston with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Bangkok to Houston

Sunday is one of the best days to book for cheap flights from Bangkok to Houston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Bangkok to Houston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Bangkok to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $575 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Bangkok to Houston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Bangkok to Houston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Suvarnabhumi Intl. Airport (BKK) to George Bush Intercontinental Airport (IAH) cost?
Discover the latest flight deals from BKK to IAH by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BKK to IAH?
The cheapest flights from BKK to IAH are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from BKK to IAH?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from BKK to IAH. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Suvarnabhumi Intl. Airport (BKK) to George Bush Intercontinental Airport (IAH)?
You’ll need to catch a flight with a layover when traveling from Suvarnabhumi Intl. Airport (BKK) to George Bush Intercontinental Airport (IAH). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from BKK to IAH?
Usually you’ll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Suvarnabhumi Intl. Airport (BKK) to George Bush Intercontinental Airport (IAH)?
To arrive at George Bush Intercontinental Airport (IAH) without delays, book a flight that takes off from Suvarnabhumi Intl. Airport (BKK) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Suvarnabhumi Intl. Airport (BKK) to George Bush Intercontinental Airport (IAH) last-minute?
Waiting until right before your break to book your flight from BKK to IAH often results in higher prices. While you may find some last-minute deals, they’re not always guaranteed. Keep your travel schedule open to boost your chances of landing a bargain.
Is it cheaper to book a BKK to IAH flight and hotel package?
Securing a BKK to IAH flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Pick from our wide range of stays and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Suvarnabhumi Intl. Airport (BKK) to George Bush Intercontinental Airport (IAH)?
In most cases, you can cancel or reschedule your BKK to IAH flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Check your itinerary for the airline’s fees and guidelines on flight changes, or if you’d like further information, head to our Customer Service portal.

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*Available to One Key members.