IAH - USM

฿21,238 Find Cheap Flights from Houston George Bush Airport to Ko Samui – Compare and Save

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Everything you should know

Cheapest return flight
฿38,086
Typical prices: ฿42,922-฿59,086
Multiple Airlines
Sun 25/11Sun 2/12
IAH - USM • 2 stops
Cheapest one-way flight
฿21,238
Typical prices: ฿22,349-฿24,646
Multiple Airlines
Thu 22/11
IAH - USM • 3 stops
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Booking Insights
Flight Deals

Cheap Flights from George Bush Intcntl to Ko Samui (IAH-USM)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from George Bush Intcntl to Ko Samui

Wed 25 Nov - Wed 2 Dec
Multiple Airlines Logo
15:17 - 19:35IAH  Houston George Bush Intcntl-USM Ko Samui
39h 18m2 stops Los Angeles Hong Kong Intl
Multiple Airlines Logo
11:40 - 19:41USM  Ko Samui-IAH Houston George Bush Intcntl
45h 01m2 stops Hong Kong Intl Los Angeles
฿38,086Multiple Airlines
Tue 26 Jan - Tue 2 Feb
Multiple Airlines Logo
07:22 - 19:35IAH  Houston George Bush Intcntl-USM Ko Samui
47h 13m2 stops Chicago O'Hare Intl Hong Kong Intl
Multiple Airlines Logo
11:40 - 18:17USM  Ko Samui-IAH Houston George Bush Intcntl
43h 37m2 stops Hong Kong Intl Chicago O'Hare Intl
฿44,197Multiple Airlines
Thu 11 Feb - Thu 18 Feb
Multiple Airlines Logo
09:22 - 19:35IAH  Houston George Bush Intcntl-USM Ko Samui
45h 13m2 stops Chicago O'Hare Intl Hong Kong Intl
Multiple Airlines Logo
11:40 - 20:30USM  Ko Samui-IAH Houston George Bush Intcntl
45h 50m2 stops Hong Kong Intl Los Angeles
฿44,535Multiple Airlines
Wed 25 Nov - Wed 2 Dec
Multiple Airlines Logo
12:22 - 08:00IAH  Houston George Bush Intcntl-USM Ko Samui
30h 38m2 stops Los Angeles Singapore Changi
Multiple Airlines Logo
14:05 - 12:02USM  Ko Samui-IAH Houston George Bush Intcntl
34h 57m3 stops Bangkok Suvarnabhumi Hong Kong Intl Los Angeles
฿52,436Multiple Airlines
Tue 26 Jan - Tue 2 Feb
EVA Air Logo
06:00 - 07:45IAH  Houston George Bush Intcntl-USM Ko Samui
36h 45m3 stops Los Angeles Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi
EVA Air Logo
08:40 - 20:50USM  Ko Samui-IAH Houston George Bush Intcntl
25h 10m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
฿52,976EVA Air
Thu 11 Feb - Thu 18 Feb
EVA Air Logo
06:00 - 08:10IAH  Houston George Bush Intcntl-USM Ko Samui
37h 10m3 stops Los Angeles Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi
EVA Air Logo
21:10 - 20:50USM  Ko Samui-IAH Houston George Bush Intcntl
36h 40m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
฿54,293EVA Air
Wed 25 Nov - Wed 2 Dec
Multiple Airlines Logo
11:55 - 08:00IAH  Houston George Bush Intcntl-USM Ko Samui
31h 05m3 stops Toronto Pearson Intl Vienna Intl Singapore Changi
Multiple Airlines Logo
14:25 - 12:02USM  Ko Samui-IAH Houston George Bush Intcntl
34h 37m3 stops Bangkok Suvarnabhumi Hong Kong Intl Los Angeles
฿61,991Multiple Airlines
Tue 26 Jan - Tue 2 Feb
Multiple Airlines Logo
17:35 - 21:20IAH  Houston George Bush Intcntl-USM Ko Samui
38h 45m3 stops Doha Hamad Intl Kuala Lumpur Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
17:05 - 15:15USM  Ko Samui-IAH Houston George Bush Intcntl
35h 10m3 stops Bangkok Suvarnabhumi Kuala Lumpur Intl Doha Hamad Intl
฿74,720Multiple Airlines
Thu 11 Feb - Thu 18 Feb
Multiple Airlines Logo
07:00 - 08:10IAH  Houston George Bush Intcntl-USM Ko Samui
36h 10m3 stops Seattle/Tacoma Intl Tokyo Narita Bangkok Suvarnabhumi
Multiple Airlines Logo
10:00 - 20:50USM  Ko Samui-IAH Houston George Bush Intcntl
23h 50m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl
฿91,028Multiple Airlines
Wed 23 Dec - Tue 5 Jan
บริติชแอร์เวย์ Logo
15:50 - 18:15IAH  Houston George Bush Intcntl-USM Ko Samui
37h 25m2 stops London Heathrow Singapore Changi
บริติชแอร์เวย์ Logo
16:25 - 14:05USM  Ko Samui-IAH Houston George Bush Intcntl
34h 40m2 stops Singapore Changi London Heathrow
฿92,784บริติชแอร์เวย์
Booking Insights

Price, demand, and travel trends for Houston George Bush Intcntl Airport to Ko Samui flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

Which airline is the cheapest to fly from Houston George Bush Intcntl Airport to Ko Samui?

EVA Air (฿52,976) and บริติชแอร์เวย์ (฿92,784) are the cheapest airlines to fly return from Houston George Bush Intcntl Airport to Ko Samui according to KAYAK data over the last 5 days.

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Key details for Houston George Bush Intcntl Airport to Ko Samui flights

Cheapest flight

฿21,238
One-way flight from Houston George Bush Intcntl Airport to Ko Samui

When to book flights from George Bush Intcntl to Ko Samui

Are your dates flexible? Find out the best times to travel from George Bush Intcntl to Ko Samui based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Houston George Bush Intcntl Airport to Ko Samui flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Do I need a passport to fly from Houston George Bush Intcntl Airport to Ko Samui?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Houston George Bush Intcntl Airport to Ko Samui looking right now?

    One-way fares from Houston George Bush Intcntl Airport to Ko Samui are currently in line with typical prices for this route. Average one-way fares are about ฿22,335.

  • Which car hire options are available at Ko Samui Airport (USM)?

    Ko Samui Airport (USM) hosts 5 major car rental companies, with daily rates starting from around ฿430 for economy cars. Top options include:

    • Drive Car Rental
    • Alamo
    • Sixt
    • Enterprise Rent-A-Car
    • Thai Rent

  • Which airports can I use when flying from Houston George Bush Intcntl Airport to Ko Samui?

    Flights from Houston George Bush Intcntl Airport to Ko Samui usually depart from Houston George Bush Intcntl (IAH) and arrive at Ko Samui (USM).

  • Can I save money by using flexible dates for flights from Houston George Bush Intcntl Airport to Ko Samui?

    Yes. Flexible dates can save you up to 28% on flights from Houston George Bush Intcntl Airport to Ko Samui. Saturday is the cheapest departure day at ฿42,914 return on average, while Wednesday is the most expensive at ฿59,087, a difference of ฿16,173.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What is the time difference between Houston George Bush Intcntl Airport and Ko Samui?

    Ko Samui is 12 hours ahead of Houston George Bush Intcntl Airport (Indochina Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Ko Samui?

    Some of the most popular sights in Ko Samui are Chaweng Beach, Lamai Beach, and Bophut Beach. These are among the most viewed places in Ko Samui on KAYAK.

Your guide to booking Houston George Bush Intcntl Airport to Ko Samui flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure and avoid flying on Wednesday. On this route, Saturday flights average ฿42,914, which is about ฿16,173 less than Wednesday fares (27% savings) based on the last 12 months.
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ko Samui Airport.

    • Ozo Chaweng Samui - Sha Extra Plus
    • Melia Koh Samui
    • Royal Muang Samui Villas

More options for your flight from George Bush Intcntl to Ko Samui

Complete your trip to Ko Samui with a hotel stay or car hire

Car rentals in Ko Samui
Hotels in Ko Samui