$510+ Cheap flights from Las Vegas (LAS) to Ko 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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — USM
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Las Vegas to Ko 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 Las Vegas to Ko Samui
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One-way
Cheapest flights from Las Vegas to Ko SamuiExplore the most affordable flight options available from Las Vegas to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Las Vegas to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This Cathay Pacific deal was found by Cheapflights users on 10/29. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:15 am -
2 stops46h 20m
Tue 11/311:40 am -
2 stops49h 40m
Deal found 10/29![Cathay Pacific logo]()
$1,127
This FlightHub deal was found by Cheapflights users on 10/28. 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.
Wed 12/22:55 pm -
2 stops37h 40m
Thu 12/1011:40 am -
2 stops24h 22m
Deal found 10/28![Cathay Pacific logo]()
$1,223
This FlightHub deal was found by Cheapflights users on 10/28. 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.
Tue 12/14:12 pm -
2 stops60h 23m
Thu 12/1011:40 am -
2 stops24h 22m
Deal found 10/28![Cathay Pacific logo]()
$1,279
This Expedia deal was found by Cheapflights users on 10/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:11 am -
2 stops45h 24m
Fri 12/119:10 pm -
2 stops39h 30m
Deal found 10/28![Multiple Airlines logo]()
$1,357
This Ovago deal was found by Cheapflights users on 10/28. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/22:55 pm -
2 stops37h 40m
Sat 12/1211:40 am -
2 stops35h 58m
Deal found 10/28![Multiple Airlines logo]()
$1,475
This FlightHub deal was found by Cheapflights users on 10/28. 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 12/37:32 pm -
2 stops33h 03m
Thu 12/1011:40 am -
2 stops24h 22m
Deal found 10/28![Cathay Pacific logo]()
$1,516
This FlightHub deal was found by Cheapflights users on 10/28. 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.
Tue 12/15:10 pm -
2 stops33h 55m
Fri 12/117:10 pm -
2 stops35h 58m
Deal found 10/28![Multiple Airlines logo]()
$1,533
This FlightHub deal was found by Cheapflights users on 10/28. 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.
Wed 12/26:30 pm -
2 stops34h 05m
Sat 12/1211:40 am -
2 stops24h 22m
Deal found 10/28![Cathay Pacific logo]()
$1,571
This KAYAK deal was found by Cheapflights users on 10/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/22:55 pm -
2 stops37h 40m
Fri 12/1111:40 am -
2 stops24h 22m
Deal found 10/28![Cathay Pacific logo]()
$1,592
This KAYAK deal was found by Cheapflights users on 10/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/14:34 pm -
2 stops36h 01m
Sat 12/1211:40 am -
2 stops35h 58m
Deal found 10/28![Cathay Pacific logo]()
$1,793
This KAYAK deal was found by Cheapflights users on 10/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:10 pm -
2 stops25h 10m
Fri 12/119:10 pm -
2 stops33h 58m
Deal found 10/28![Multiple Airlines logo]()
$1,868
Best flights from Las Vegas to Ko SamuiDiscover carefully curated flight deals from Las Vegas to Ko Samui that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Las Vegas to Ko Samui that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This FlightHub deal was found by Cheapflights users on 10/29. 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.
Wed 12/22:55 pm -
2 stops37h 40m
Thu 12/1011:40 am -
2 stops24h 22m
Deal found 10/29![Cathay Pacific logo]()
$1,223
This Travelocity deal was found by Cheapflights users on 10/29. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:11 am -
2 stops45h 24m
Fri 12/119:10 pm -
2 stops39h 30m
Deal found 10/29![Multiple Airlines logo]()
$1,357
This KAYAK deal was found by Cheapflights users on 10/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/210:03 am -
3 stops41h 12m
Thu 12/104:25 pm -
2 stops46h 29m
Deal found 10/29![Singapore Airlines logo]()
$2,317
This Qatar Airways deal was found by Cheapflights users on 10/28. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:34 am -
3 stops32h 46m
Fri 12/119:10 pm -
3 stops34h 54m
Deal found 10/28![Qatar Airways logo]()
$2,447
This FlightHub deal was found by Cheapflights users on 10/28. 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.
Tue 12/14:12 pm -
2 stops60h 23m
Thu 12/1011:40 am -
2 stops24h 22m
Deal found 10/28![Cathay Pacific logo]()
$1,279
This KAYAK deal was found by Cheapflights users on 10/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/22:55 pm -
2 stops37h 40m
Fri 12/1111:40 am -
2 stops24h 22m
Deal found 10/28![Cathay Pacific logo]()
$1,592
This KAYAK deal was found by Cheapflights users on 10/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:10 pm -
2 stops25h 10m
Fri 12/119:10 pm -
2 stops33h 58m
Deal found 10/28![Multiple Airlines logo]()
$1,868
This KAYAK deal was found by Cheapflights users on 10/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/37:32 pm -
2 stops33h 03m
Sat 12/1211:40 am -
2 stops35h 58m
Deal found 10/28![Cathay Pacific logo]()
$1,793
This Mytrip deal was found by Cheapflights users on 10/27. 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.
Fri 12/1112:00 pm -
3 stops38h 00m
Fri 12/185:40 pm -
3 stops41h 16m
Deal found 10/27![Multiple Airlines logo]()
$2,246
Last-minute flights from Las Vegas to Ko SamuiDiscover last-minute flight deals from Las Vegas to Ko Samui. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Las Vegas to Ko Samui. Data last updated October 30, 2026 and is based on user searches.
This Cathay Pacific deal was found by Cheapflights users on 10/29. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:15 am -
2 stops46h 20m
Tue 11/311:40 am -
2 stops49h 40m
Deal found 10/29![Cathay Pacific logo]()
$1,127
This Singapore Airlines deal was found by Cheapflights users on 10/26. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/301:57 pm -
3 stops62h 18m
Tue 11/34:25 pm -
2 stops61h 47m
Deal found 10/26![Singapore Airlines logo]()
$2,555
One-way flights from Las Vegas to Ko SamuiSearch for one-way flight options from Las Vegas to Ko Samui. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Las Vegas to Ko Samui. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Cathay Pacific deal was found by Cheapflights users on 10/27. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:30 pm -
2 stops34h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$510
Find flight deals from Las Vegas to Ko Samui
Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Ko 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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $954 (SmartFares) |
One-way from | $510 (Cathay Pacific) |
Cheapflights Fare Finder
Customize your flight search to find flights from Las Vegas to Ko 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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Las Vegas to Ko Samui that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Las VegasKo Samui
LAS Las Vegas Harry Reid Intl - USM Ko Samui
LASUSM
Las Vegas Harry Reid Intl
Wed 11/4
6:30 pm-7:35 pm
2 stops34h 05m
Ko Samui
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$510
Las VegasKo Samui
LAS Las Vegas Harry Reid Intl - USM Ko Samui
LASUSM
Las Vegas Harry Reid Intl
Wed 12/2
2:55 pm-7:35 pm
2 stops37h 40m
Ko Samui
Thu 12/10
11:40 am-9:02 pm
2 stops24h 22m
$1,223
Las VegasKo Samui
LAS Las Vegas Harry Reid Intl - USM Ko Samui
LASUSM
Las Vegas Harry Reid Intl
Tue 12/1
4:12 pm-7:35 pm
2 stops60h 23m
Ko Samui
Thu 12/10
11:40 am-9:02 pm
2 stops24h 22m
$1,279
Las VegasKo Samui
LAS Las Vegas Harry Reid Intl - USM Ko Samui
LASUSM
Las Vegas Harry Reid Intl
Wed 12/2
7:11 am-7:35 pm
2 stops45h 24m
Ko Samui
Fri 12/11
9:10 pm-9:40 pm
2 stops39h 30m
$1,357
Las VegasKo Samui
LAS Las Vegas Harry Reid Intl - USM Ko Samui
LASUSM
Las Vegas Harry Reid Intl
Wed 12/2
2:55 pm-7:35 pm
2 stops37h 40m
Ko Samui
Fri 12/11
11:40 am-9:02 pm
2 stops24h 22m
$1,592
Las VegasKo Samui
LAS Las Vegas Harry Reid Intl - USM Ko Samui
LASUSM
Las Vegas Harry Reid Intl
Thu 12/3
7:32 pm-7:35 pm
2 stops33h 03m
Ko Samui
Sat 12/12
11:40 am-8:38 am
2 stops35h 58m
$1,793
Las VegasKo Samui
LAS Las Vegas Harry Reid Intl - USM Ko Samui
LASUSM
Las Vegas Harry Reid Intl
Thu 12/3
5:10 pm-9:20 am
2 stops25h 10m
Ko Samui
Fri 12/11
9:10 pm-4:08 pm
2 stops33h 58m
$1,868
Las VegasKo Samui
LAS Las Vegas Harry Reid Intl - USM Ko Samui
LASUSM
Las Vegas Harry Reid Intl
Fri 12/11
12:00 pm-5:00 pm
3 stops38h 00m
Ko Samui
Fri 12/18
5:40 pm-7:56 pm
3 stops41h 16m
$2,246
Las VegasKo Samui
LAS Las Vegas Harry Reid Intl - USM Ko Samui
LASUSM
Las Vegas Harry Reid Intl
Wed 12/2
10:03 am-6:15 pm
3 stops41h 12m
Ko Samui
Thu 12/10
4:25 pm-11:54 pm
2 stops46h 29m
$2,317
Las VegasKo Samui
LAS Las Vegas Harry Reid Intl - USM Ko Samui
LASUSM
Las Vegas Harry Reid Intl
Wed 12/2
9:34 am-9:20 am
3 stops32h 46m
Ko Samui
Fri 12/11
9:10 pm-5:04 pm
3 stops34h 54m
$2,447
Sorted by cheapest first
Compare providers for flights from Las Vegas to Ko Samui
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Las Vegas to Ko Samui in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Las Vegas-Ko Samui flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Las Vegas-Ko Samui flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-Ko Samui flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Las Vegas-Ko Samui flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Las Vegas-Ko Samui flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Las Vegas to Ko Samui
Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Las Vegas with our price prediction graph.
LAS-USM
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.
Related info for your journey
Find useful and relevant information for your journey from Las Vegas to Ko Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Ko Samui?
Book flights to Ko Samui if you plan to visit one of these locationsKo Pha Ngan
Ko Tao
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