When did momondo last update prices for flights from Houston to Ko Samui Airport?

Prices for flights from Houston to Ko Samui Airport are updated daily.

How many operators does momondo search for flights from Houston to Ko Samui Airport?

There is 1 operator available for flights from Houston to Ko Samui Airport as of July 2025.

How old do you have to be to fly from Houston to Ko Samui 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 to Ko Samui Airport.

What documentation or ID do you need to fly to Ko Samui Airport?

The travel and health documents you'll need for your trip to Ko Samui Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ko Samui Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$79 Cheap Flights from Houston to Ko Samui in 2025

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Find the cheapest flights from Houston to Ko Samui

Round-trip

One-way

Cheap round-trip flights

9:05 pm - 1:05 pmIAH-USM

51h 00m2 stops

1:25 pm - 7:10 pmUSM-IAH

66h 45m2 stops

$1,174Turkish Airlines

Find Deal

Mon, Nov 3 - Thu, Nov 13

1:10 am - 5:05 pmIAH-USM

27h 55m2 stops

9:15 am - 10:25 pmUSM-IAH

25h 10m2 stops

$1,184EVA Air

Find Deal

Wed, Sep 17 - Mon, Sep 22

9:00 pm - 8:30 pmIAH-USM

35h 30m2 stops

4:25 pm - 7:05 pmUSM-IAH

62h 40m2 stops

$1,353Turkish Airlines

Find Deal

Thu, Sep 18 - Mon, Sep 22

6:35 pm - 2:55 pmIAH-USM

31h 20m3 stops

10:00 am - 8:50 pmUSM-IAH

23h 50m2 stops

$1,388EVA Air

Find Deal

Mon, Nov 3 - Thu, Nov 13

5:25 pm - 1:05 pmIAH-USM

30h 40m2 stops

8:30 pm - 4:24 pmUSM-IAH

32h 54m2 stops

$1,401

Find Deal

Thu, Nov 20 - Sun, Nov 30

4:05 pm - 2:55 pmIAH-USM

33h 50m2 stops

11:40 am - 1:55 pmUSM-IAH

39h 15m2 stops

$1,882

Find Deal

Wed, Dec 10 - Thu, Jan 8

9:50 pm - 9:05 pmIAH-USM

34h 15m2 stops

4:25 pm - 2:05 pmUSM-IAH

34h 40m2 stops

$2,499British Airways

Find Deal

Sat, Dec 20 - Tue, Dec 30

10:05 pm - 6:15 pmIAH-USM

31h 10m2 stops

4:25 pm - 2:05 pmUSM-IAH

34h 40m2 stops

$2,555British Airways

Find Deal

Thu, Dec 18 - Mon, Dec 29

5:40 pm - 10:35 amIAH-USM

27h 55m2 stops

9:10 pm - 3:20 pmUSM-IAH

31h 10m2 stops

$3,611Qatar Airways

Find Deal

Tue, Dec 23 - Fri, Jan 2

5:40 pm - 11:55 amIAH-USM

29h 15m2 stops

9:10 pm - 3:20 pmUSM-IAH

31h 10m2 stops

$3,772Qatar Airways

Find Deal

Sat, Dec 20 - Thu, Jan 1

EVA Air flights from Houston to Ko Samui

Our best EVA Air deals on Houston to Ko Samui flight tickets

EVA Air

Sep 17

IAH1:10 amHouston George Bush Intcntl

27h 55m

2 stops

USM5:05 pmKo Samui

Sep 22

USM9:15 amKo Samui

25h 10m

2 stops

IAH10:25 pmHouston George Bush Intcntl

$1,184

Find similar

EVA Air

Nov 3

IAH6:35 pmHouston George Bush Intcntl

31h 20m

3 stops

USM2:55 pmKo Samui

Nov 13

USM10:00 amKo Samui

23h 50m

2 stops

IAH8:50 pmHouston George Bush Intcntl

$1,388

Find similar

EVA Air

Nov 20

IAH7:50 pmHouston George Bush Intcntl

30h 45m

3 stops

USM3:35 pmKo Samui

Nov 30

USM9:10 pmKo Samui

36h 40m

2 stops

IAH8:50 pmHouston George Bush Intcntl

$1,506

Find similar

Turkish Airlines flights from Houston to Ko Samui

Our best Turkish Airlines deals on Houston to Ko Samui flight tickets

Turkish Airlines

Nov 3

IAH9:05 pmHouston George Bush Intcntl

51h 00m

2 stops

USM1:05 pmKo Samui

Nov 13

USM1:25 pmKo Samui

66h 45m

2 stops

IAH7:10 pmHouston George Bush Intcntl

$1,174

Find similar

Turkish Airlines

Sep 18

IAH9:00 pmHouston George Bush Intcntl

35h 30m

2 stops

USM8:30 pmKo Samui

Sep 22

USM4:25 pmKo Samui

62h 40m

2 stops

IAH7:05 pmHouston George Bush Intcntl

$1,353

Find similar

Turkish Airlines

Sep 18

IAH9:00 pmHouston George Bush Intcntl

35h 30m

2 stops

USM8:30 pmKo Samui

Sep 22

USM9:00 pmKo Samui

34h 05m

2 stops

IAH7:05 pmHouston George Bush Intcntl

$1,392

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonKo Samui

IAH - USM

IAHUSM

Houston George Bush Intcntl

Mon 11/3

9:05 pm-1:05 pm

2 stops51h 00m

Ko Samui

Thu 11/13

1:25 pm-7:10 pm

2 stops66h 45m

$1,174

HoustonKo Samui

IAH - USM

IAHUSM

Houston George Bush Intcntl

Wed 9/17

1:10 am-5:05 pm

2 stops27h 55m

Ko Samui

Mon 9/22

9:15 am-10:25 pm

2 stops25h 10m

$1,184

HoustonKo Samui

IAH - USM

IAHUSM

Houston George Bush Intcntl

Thu 9/18

9:00 pm-8:30 pm

2 stops35h 30m

Ko Samui

Mon 9/22

4:25 pm-7:05 pm

2 stops62h 40m

$1,353

HoustonKo Samui

IAH - USM

IAHUSM

Houston George Bush Intcntl

Mon 11/3

6:35 pm-2:55 pm

3 stops31h 20m

Ko Samui

Thu 11/13

10:00 am-8:50 pm

2 stops23h 50m

$1,388

HoustonKo Samui

IAH - USM

IAHUSM

Houston George Bush Intcntl

Thu 11/20

5:25 pm-1:05 pm

2 stops30h 40m

Ko Samui

Sun 11/30

8:30 pm-4:24 pm

2 stops32h 54m

$1,401

HoustonKo Samui

IAH - USM

IAHUSM

Houston George Bush Intcntl

Wed 12/10

4:05 pm-2:55 pm

2 stops33h 50m

Ko Samui

Thu 1/8

11:40 am-1:55 pm

2 stops39h 15m

$1,882

HoustonKo Samui

IAH - USM

IAHUSM

Houston George Bush Intcntl

Sat 12/20

9:50 pm-9:05 pm

2 stops34h 15m

Ko Samui

Tue 12/30

4:25 pm-2:05 pm

2 stops34h 40m

$2,499

HoustonKo Samui

IAH - USM

IAHUSM

Houston George Bush Intcntl

Thu 12/18

10:05 pm-6:15 pm

2 stops31h 10m

Ko Samui

Mon 12/29

4:25 pm-2:05 pm

2 stops34h 40m

$2,555

HoustonKo Samui

IAH - USM

IAHUSM

Houston George Bush Intcntl

Tue 12/23

5:40 pm-10:35 am

2 stops27h 55m

Ko Samui

Fri 1/2

9:10 pm-3:20 pm

2 stops31h 10m

$3,611

HoustonKo Samui

IAH - USM

IAHUSM

Houston George Bush Intcntl

Sat 12/20

5:40 pm-11:55 am

2 stops29h 15m

Ko Samui

Thu 1/1

9:10 pm-3:20 pm

2 stops31h 10m

$3,772

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Houston to Ko Samui

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 day to depart on your flight to Ko Samui?

Our data shows that Tuesday is the least expensive day to fly to Ko Samui. Tickets to fly out on this day can be as low as $158. Flights from Houston to Ko Samui on a Sunday will generally be more expensive and average around $478. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ko Samui?

Our data shows that the cheapest Houston to Ko Samui flights are usually those with departure times at noon. Our users have found flights to Ko Samui at noon for as low as $195. In the morning is when there is more demand to fly to Ko Samui, so prices are often more expensive at around $387 per ticket.

Cheap Houston to Ko Samui flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Ko Samui

Best Price Found	$1,174
Fastest flight time	25h 45m
Direct flights	None
Airports in Ko Samui	1 airport

The best flight deal from Houston to Ko Samui found on momondo in the last 72 hours is $1,174

The fastest flight from Houston to Ko Samui takes 25h 45m

There are no direct flights from Houston to Ko Samui. Popular non-direct route for this connection is Houston George Bush Intcntl Airport - Ko Samui Airport.

There is 1 airport near Ko Samui: Ko Samui (USM)

Search flight deals

How far is Houston to Ko Samui by plane?
The distance between Houston and Ko Samui is about 9528.9 mi. Typically, this will take 25h 45m by plane in normal conditions.
When did momondo last update prices for flights from Houston to Ko Samui Airport?
Prices for flights from Houston to Ko Samui Airport are updated daily.
How many operators does momondo search for flights from Houston to Ko Samui Airport?
There is 1 operator available for flights from Houston to Ko Samui Airport as of July 2025.
How old do you have to be to fly from Houston to Ko Samui 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 to Ko Samui Airport.
What documentation or ID do you need to fly to Ko Samui Airport?
The travel and health documents you'll need for your trip to Ko Samui Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ko Samui Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Houston to Ko Samui

Compare and see reviews for airlines that fly from Houston to Ko Samui with momondo

Airline	Rating	Free Cancellation	Price
EVA Air	PriceFrom $1,364	Free Cancellation	Rating 8.4 1,220 reviews		Search EVA Air flights

Ko Pha Ngan

Ko Tao

Khanom

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Ko Samui?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Houston to Ko Samui. Millions of users trust and use momondo every year so you are in good hands.

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

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

How can momondo help me find flights from Houston to Ko Samui?

Once you have performed a search for Houston to Ko Samui flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Ko Samui from Houston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.