HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Koh Samui

$1,428+ Cheap flights from Houston to Koh Samui (USM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — USM
Dec 8 — Dec 151
Sun 12/8
Sun 12/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Houston to Koh Samui with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Houston to Koh Samui

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Koh Samui (USM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 3, 2024.

Round-trip from

$1,428
(FlightHub)
From Houston to Ko Samui
Search Deals

Find flight deals from Houston to Koh Samui

Best flights from Houston to Koh Samui
Discover carefully curated flight deals from Houston to Koh Samui that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 3, 2024.

This FlightHub deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/3011:30 pmIAH - USM
2 stops43h 10mEVA Air
Tue 2/117:10 pmUSM - IAH
2 stops38h 40mEVA Air
Deal found 12/2$1,428
This FlightHub deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/305:50 pmIAH - USM
2 stops51h 50mQatar Airways
Wed 2/1212:30 pmUSM - IAH
2 stops40h 00mQatar Airways
Deal found 12/2$1,437
This Mytrip deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/301:35 pmIAH - USM
3 stops34h 30mMultiple Airlines
Wed 2/123:35 pmUSM - IAH
3 stops39h 50mMultiple Airlines
Deal found 12/2$1,626
This business-class.com deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure business-class.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/37:49 pmIAH - USM
3 stops35h 01mJapan Airlines
Wed 3/127:00 pmUSM - IAH
3 stops28h 56mJapan Airlines
Deal found 12/2$2,249
This StudentUniverse deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/17:56 pmIAH - USM
3 stops46h 34mPhilippine Airlines
Wed 1/157:10 pmUSM - IAH
3 stops36h 54mPhilippine Airlines
Deal found 12/2$3,288
This Gurufare deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/3011:57 amIAH - USM
3 stops44h 08mSingapore Airlines
Wed 2/121:25 pmUSM - IAH
2 stops41h 30mSingapore Airlines
Deal found 12/2$3,885
This Arangrant deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Arangrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/36:00 amHOU - USM
3 stops36h 40mJapan Airlines
Wed 3/125:50 pmUSM - HOU
3 stops33h 18mJapan Airlines
Deal found 12/2$2,260

Find flights from Houston to Koh Samui within your budget

Customize your flight search to find flights from Houston to Koh Samui 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, Cheapflights users made 2,700,776 searches. Data last updated December 3, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

HoustonKoh Samui

IAH - USM

IAHUSM

Houston George Bush Intcntl

Thu 1/30

11:30 pm-7:40 am

2 stops43h 10m

Ko Samui

Tue 2/11

7:10 pm-8:50 pm

2 stops38h 40m

$1,428

HoustonKoh Samui

IAH - USM

IAHUSM

Houston George Bush Intcntl

Thu 1/30

5:50 pm-10:40 am

2 stops51h 50m

Ko Samui

Wed 2/12

12:30 pm-3:30 pm

2 stops40h 00m

$1,437

HoustonKoh Samui

IAH - USM

IAHUSM

Houston George Bush Intcntl

Thu 1/30

1:35 pm-1:05 pm

3 stops34h 30m

Ko Samui

Wed 2/12

3:35 pm-6:25 pm

3 stops39h 50m

$1,626

HoustonKoh Samui

IAH - USM

IAHUSM

Houston George Bush Intcntl

Mon 3/3

7:49 pm-7:50 pm

3 stops35h 01m

Ko Samui

Wed 3/12

7:00 pm-11:56 am

3 stops28h 56m

$2,249

HoustonKoh Samui

HOU - USM

HOUUSM

Houston Hobby

Mon 3/3

6:00 am-7:40 am

3 stops36h 40m

Ko Samui

Wed 3/12

5:50 pm-3:08 pm

3 stops33h 18m

$2,260

HoustonKoh Samui

IAH - USM

IAHUSM

Houston George Bush Intcntl

Wed 1/1

7:56 pm-7:30 am

3 stops46h 34m

Ko Samui

Wed 1/15

7:10 pm-7:04 pm

3 stops36h 54m

$3,288

HoustonKoh Samui

IAH - USM

IAHUSM

Houston George Bush Intcntl

Thu 1/30

11:57 am-9:05 pm

3 stops44h 08m

Ko Samui

Wed 2/12

1:25 pm-5:55 pm

2 stops41h 30m

$3,885

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Best time to book a flight from Houston to Koh Samui

Have a flexible travel schedule? Discover the best time to fly to Koh Samui from Houston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Houston to Koh Samui

Get recent, data-driven insights about flights from Houston to Koh Samui including ideal travel times, pricing trends, and more.

Rainfall in Koh Samui by month

Plan your trip to Koh Samui by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Koh Samui ranges from 2.3 - 19.3 inches per month. November is typically the wettest month, when rainfall can reach 19.3 in. February is typically the driest time to visit Koh Samui when rainfall is around 2.3 in.

Temperature in Koh Samui by month

Plan your trip to Koh Samui by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Koh Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

Reviews of airlines servicing Koh Samui

Get insights into the airlines that provide service to Koh Samui. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Koh Samui. Reviews last updated December 3, 2024.
EVA Air
8.4
Very good
1,293 reviews

Comfort

8.2

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.0

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

EVA Air
8.4
Very good
1,293 reviews
EVA Air
8.4
Very good
1,293 reviews

Comfort

8.2

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.0

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Japan Airlines
8.3
Very good
1,449 reviews
EVA Air
8.4
Very good
1,293 reviews

Comfort

8.2

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.0

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Singapore Airlines
8.1
Very good
1,339 reviews
EVA Air
8.4
Very good
1,293 reviews

Comfort

8.2

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.0

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Qatar Airways
7.5
Good
3,814 reviews
EVA Air
8.4
Very good
1,293 reviews

Comfort

8.2

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.0

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Philippine Airlines
7.3
Good
966 reviews
EVA Air
8.4
Very good
1,293 reviews

Comfort

8.2

Overall

8.4

Boarding

8.4

Entertainment

8.0

Food

8.0

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Related info for your journey

Find useful and relevant information for your journey from Houston to Koh Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Koh Samui from Houston?

    Most people fly into Ko Samui (USM) if they book a flight to Koh Samui from Houston. On average, Ko Samui has 0 inbound flights from Houston per day from 0 airlines. Ko Samui is conveniently located just 2.1 mi from Koh Samui’s city center.

  • What are the cheapest airlines flying from Houston to Koh Samui round-trip?

    Our cheapest airline available from Houston to Koh Samui is EVA Air. Our recent data shows that you can find tickets from as low as $1,428 on this airline. Additional options worth looking into are Qatar Airways and Japan Airlines, starting at $1,437 and $2,249 round-trip.

  • Can I find deals for flights from Houston to Koh Samui that include hotel bookings?

    Yes. In addition to deals on Houston to Koh Samui flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Koh Samui?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Koh Samui.

  • Can I find deals for business class flights from Houston to Koh Samui?

    Yes. Cheapflights offers flight deals from Houston to Koh Samui by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Houston to Koh Samui

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Suvarnabhumi flights
Hobby to Suvarnabhumi flights
George Bush Intcntl to Suvarnabhumi flights
Love Field to Suvarnabhumi flights
Austin to Suvarnabhumi flights
San Antonio to Suvarnabhumi flights
Hobby to Phuket City flights
Dallas/Fort Worth to Phuket City flights
George Bush Intcntl to Don Mueang Intl flights
El Paso to Suvarnabhumi flights
George Bush Intcntl to Phuket City flights
Dallas/Fort Worth to Don Mueang Intl flights
Dallas/Fort Worth to Chiang Mai flights
Midland to Suvarnabhumi flights
Austin to Phuket City flights
Hobby to Chiang Mai flights
Love Field to Phuket City flights
George Bush Intcntl to Chiang Mai flights
McAllen to Suvarnabhumi flights
Dallas/Fort Worth to Koh Samui flights
Dallas/Fort Worth to Krabi flights
Austin to Chiang Mai flights
Austin to Don Mueang Intl flights
San Antonio to Phuket City flights
Hobby to Krabi flights
San Antonio to Don Mueang Intl flights
Love Field to Chiang Mai flights
George Bush Intcntl to Koh Samui flights
Corpus Christi to Suvarnabhumi flights
Abilene to Suvarnabhumi flights
Austin to Krabi flights
Killeen to Suvarnabhumi flights
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.