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Cheap flights from Houston George Bush Intcntl Airport to Bangkok from $337

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Bangkok departing on 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston George Bush Intcntl Airport to Bangkok

Cheap round-trip flights

ANA Logo
10:05 am - 11:55 pmIAH-BKK
25h 50m1 stop
ANA Logo
7:00 am - 6:43 pmBKK-IAH
23h 43m2 stops
$853ANA
Find Deal
Mon, Sep 22 - Wed, Oct 1
Logo
6:44 am - 11:50 pmIAH-BKK
29h 06m2 stops
Logo
7:15 pm - 5:20 amBKK-IAH
22h 05m2 stops
$858
Find Deal
Wed, Oct 22 - Wed, Oct 29
Logo
6:44 am - 10:25 pmIAH-BKK
27h 41m2 stops
Logo
1:30 pm - 5:20 amBKK-IAH
27h 50m2 stops
$861
Find Deal
Thu, Oct 16 - Thu, Oct 23
Turkish Airlines Logo
9:00 pm - 3:25 pmIAH-BKK
30h 25m1 stop
Turkish Airlines Logo
6:45 am - 12:40 pmBKK-IAH
41h 55m1 stop
$869Turkish Airlines
Find Deal
Tue, Sep 23 - Tue, Sep 30
Turkish Airlines Logo
9:00 pm - 3:25 pmIAH-BKK
30h 25m1 stop
Turkish Airlines Logo
6:45 am - 12:40 pmBKK-IAH
41h 55m1 stop
$871Turkish Airlines
Find Deal
Tue, Sep 23 - Tue, Oct 7
United Airlines Logo
9:38 am - 11:25 amIAH-BKK
36h 47m2 stops
United Airlines Logo
4:55 pm - 6:03 amBKK-IAH
26h 08m2 stops
$874United Airlines
Find Deal
Wed, Nov 12 - Sun, Nov 23
Delta Logo
6:27 am - 1:05 amIAH-BKK
30h 38m2 stops
Delta Logo
9:40 pm - 11:13 pmBKK-IAH
37h 33m2 stops
$878Delta
Find Deal
Mon, Sep 22 - Tue, Sep 30
United Airlines Logo
10:20 am - 5:10 amIAH-BKK
29h 50m1 stop
United Airlines Logo
9:10 am - 8:35 pmBKK-IAH
23h 25m2 stops
$879United Airlines
Find Deal
Wed, Feb 25 - Wed, Mar 11
Delta Logo
7:05 am - 11:20 pmIAH-BKK
51h 15m2 stops
Delta Logo
9:40 am - 11:58 pmBKK-IAH
27h 18m2 stops
$885Delta
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Thu, Nov 6 - Tue, Nov 11
American Airlines Logo
6:01 am - 11:00 pmIAH-BKK
28h 59m2 stops
American Airlines Logo
10:05 pm - 4:53 pmBKK-IAH
30h 48m2 stops
$887American Airlines
Find Deal
Mon, Sep 22 - Mon, Oct 6

ANA flights from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport

Our best ANA deals on Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport flight tickets
ANA
Sep 22
IAH10:05 amHouston George Bush Intcntl
25h 50m
1 stop
BKK11:55 pmBangkok Suvarnabhumi
Oct 1
BKK7:00 amBangkok Suvarnabhumi
23h 43m
2 stops
IAH6:43 pmHouston George Bush Intcntl
$853
Find similar
ANA
Sep 28
IAH11:35 amHouston George Bush Intcntl
30h 25m
1 stop
BKK6:00 amBangkok Suvarnabhumi
Oct 8
BKK1:55 pmBangkok Suvarnabhumi
30h 50m
1 stop
IAH8:45 amHouston George Bush Intcntl
$875
Find similar
ANA
Jan 13
IAH10:20 amHouston George Bush Intcntl
31h 10m
1 stop
BKK6:30 amBangkok Suvarnabhumi
Jan 21
BKK10:25 pmBangkok Suvarnabhumi
22h 20m
1 stop
IAH7:45 amHouston George Bush Intcntl
$881
Find similar

Delta flights from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport

Our best Delta deals on Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport flight tickets
Delta
Sep 9
IAH6:27 amHouston George Bush Intcntl
30h 38m
2 stops
BKK1:05 amBangkok Suvarnabhumi
Sep 18
BKK9:50 amBangkok Suvarnabhumi
23h 39m
2 stops
IAH9:29 pmHouston George Bush Intcntl
$869
Find similar
Delta
Sep 9
IAH5:31 amHouston George Bush Intcntl
31h 34m
2 stops
BKK1:05 amBangkok Suvarnabhumi
Sep 17
BKK11:30 pmBangkok Suvarnabhumi
33h 59m
2 stops
IAH9:29 pmHouston George Bush Intcntl
$870
Find similar
Delta
Sep 22
IAH6:27 amHouston George Bush Intcntl
30h 38m
2 stops
BKK1:05 amBangkok Suvarnabhumi
Sep 30
BKK9:40 pmBangkok Suvarnabhumi
37h 33m
2 stops
IAH11:13 pmHouston George Bush Intcntl
$878
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momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 4, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonBangkok

IAH - BKK

IAHBKK

Houston George Bush Intcntl

Mon 9/22

10:05 am-11:55 pm

1 stop25h 50m

Bangkok Suvarnabhumi

Wed 10/1

7:00 am-6:43 pm

2 stops23h 43m

$853

HoustonBangkok

IAH - BKK

IAHBKK

Houston George Bush Intcntl

Wed 10/22

6:44 am-11:50 pm

2 stops29h 06m

Bangkok Suvarnabhumi

Wed 10/29

7:15 pm-5:20 am

2 stops22h 05m

$858

HoustonBangkok

IAH - BKK

IAHBKK

Houston George Bush Intcntl

Thu 10/16

6:44 am-10:25 pm

2 stops27h 41m

Bangkok Suvarnabhumi

Thu 10/23

1:30 pm-5:20 am

2 stops27h 50m

$861

HoustonBangkok

IAH - BKK

IAHBKK

Houston George Bush Intcntl

Tue 9/23

9:00 pm-3:25 pm

1 stop30h 25m

Bangkok Suvarnabhumi

Tue 9/30

6:45 am-12:40 pm

1 stop41h 55m

$869

HoustonBangkok

IAH - BKK

IAHBKK

Houston George Bush Intcntl

Tue 9/23

9:00 pm-3:25 pm

1 stop30h 25m

Bangkok Suvarnabhumi

Tue 10/7

6:45 am-12:40 pm

1 stop41h 55m

$871

HoustonBangkok

IAH - BKK

IAHBKK

Houston George Bush Intcntl

Wed 11/12

9:38 am-11:25 am

2 stops36h 47m

Bangkok Suvarnabhumi

Sun 11/23

4:55 pm-6:03 am

2 stops26h 08m

$874

HoustonBangkok

IAH - BKK

IAHBKK

Houston George Bush Intcntl

Mon 9/22

6:27 am-1:05 am

2 stops30h 38m

Bangkok Suvarnabhumi

Tue 9/30

9:40 pm-11:13 pm

2 stops37h 33m

$878

HoustonBangkok

IAH - BKK

IAHBKK

Houston George Bush Intcntl

Wed 2/25

10:20 am-5:10 am

1 stop29h 50m

Bangkok Suvarnabhumi

Wed 3/11

9:10 am-8:35 pm

2 stops23h 25m

$879

HoustonBangkok

IAH - BKK

IAHBKK

Houston George Bush Intcntl

Thu 11/6

7:05 am-11:20 pm

2 stops51h 15m

Bangkok Suvarnabhumi

Tue 11/11

9:40 am-11:58 pm

2 stops27h 18m

$885

HoustonBangkok

IAH - BKK

IAHBKK

Houston George Bush Intcntl

Mon 9/22

6:01 am-11:00 pm

2 stops28h 59m

Bangkok Suvarnabhumi

Mon 10/6

10:05 pm-4:53 pm

2 stops30h 48m

$887

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Bangkok from

How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Bangkok Suvarnabhumi Airport?

The month of September is, on average, the cheapest month to fly to Bangkok Suvarnabhumi Airport from Houston George Bush Intcntl Airport, with most prices found around $958. The month of August is another great option to travel to Bangkok Suvarnabhumi Airport, with average flight prices from Houston George Bush Intcntl Airport averaging around $982.

What is the cheapest day to depart on your flight to Bangkok Suvarnabhumi Airport?

The cheapest day to depart on your flight to Bangkok Suvarnabhumi Airport is on a Tuesday when prices can be found for as low as $990. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from Houston George Bush Intcntl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,283.

What is the cheapest time of day to depart on your flight to Bangkok Suvarnabhumi Airport?

Our most recent data shows that the best time of day to fly to Bangkok Suvarnabhumi Airport is at noon. Flights from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport during this time can be as low as $1,024. In the evening is when there is more demand to fly to Bangkok Suvarnabhumi Airport, so prices are often more expensive at around $1,284 per ticket.

How far in advance should I book a flight to Bangkok Suvarnabhumi Airport?

You are more likely to see cheaper flights to Bangkok Suvarnabhumi Airport from Houston George Bush Intcntl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok Suvarnabhumi Airport for around $1,158 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok Suvarnabhumi Airport from Houston George Bush Intcntl Airport for as low as $1,025 on momondo.

Can stopping save me money on Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport flights?

You could potentially save up to 19% on your flight if you consider stops on a Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport flight.

How have Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport flight prices changed over time?

As of September 2025, prices for Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport flights are approximately 32% more expensive when compared to flights at the same time last year.

When to book flights from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport (IAH to BKK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport

Direct flights

None
There are no direct flights from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport. There are no popular flight routes from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport.
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  • How far is Houston George Bush Intcntl to Bangkok Suvarnabhumi by plane?

    There are 9227.8 mi between Houston George Bush Intcntl and Bangkok Suvarnabhumi. A reasonable flight in good conditions will take 24h 25m.

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport?

    Prices for flights from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport are updated daily.

  • How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport?

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport.

  • What documentation or ID do you need to fly to Bangkok Suvarnabhumi Airport?

    The necessary travel and health documents for your Bangkok Suvarnabhumi Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport?

Best airlines flying from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Bangkok Suvarnabhumi Airport with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $852Free CancellationRating
7.3
3,954 reviews
Search Turkish Airlines flights
ANAPriceFrom $853Free CancellationRating
8.4
947 reviews
Search ANA flights
DeltaPriceFrom $877Free CancellationRating
7.9
7,977 reviews
Search Delta flights
United AirlinesPriceFrom $880Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
Singapore AirlinesPriceFrom $884Free CancellationRating
8.1
1,358 reviews
Search Singapore Airlines flights
Qatar AirwaysPriceFrom $944Free CancellationRating
7.4
3,621 reviews
Search Qatar Airways flights
EVA AirPriceFrom $954Free CancellationRating
8.4
1,235 reviews
Search EVA Air flights
ZIPAIRPriceFrom $987Free CancellationRating
7.5
48 reviews
Search ZIPAIR flights
EmiratesPriceFrom $1,036Free CancellationRating
8.1
3,320 reviews
Search Emirates flights
Japan AirlinesPriceFrom $1,053Free CancellationRating
8.3
1,555 reviews
Search Japan Airlines flights

Traveling to a place near Bangkok?

Book flights to Bangkok if you plan to visit one of these locations
Pattaya
Ko Samet
Kanchanaburi
Ayutthaya
Chonburi
Cha-am
Ko Lan
Pak Chong
Sattahip
Phetchaburi

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Can I find flights from Houston to Bangkok with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Houston to Bangkok flights to just show those with flexible booking policies.

How can momondo help me find flights from Houston to Bangkok?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Houston to Bangkok.

I’m not ready to book a flight from Houston to Bangkok right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Houston to Bangkok now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bangkok and let you know when they change.

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