Enjoy free checked bags and no change fees with Southwest's low-cost policy.
Southwest offers free messaging and in-flight entertainment streamed to your device.
$1,593+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — USM
Apr 16 — Apr 231
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
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 April 11, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,593 (Gurufare) |
Find flight deals from Las Vegas to Ko Samui
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 April 11, 2025.
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 April 11, 2025.
This Gurufare deal was found by Cheapflights users on 4/9. 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.
Tue 5/67:58 pmLAS - USM
2 stops32h 37mCathay Pacific
Tue 5/1310:55 amUSM - LAS
2 stops26h 30mCathay Pacific
Deal found 4/9![Cathay Pacific logo]()
$1,593
This Ovago deal was found by Cheapflights users on 4/9. 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.
Tue 5/67:55 pmLAS - USM
3 stops28h 50mChina Airlines
Tue 5/132:00 pmUSM - LAS
3 stops32h 42mChina Airlines
Deal found 4/9![China Airlines logo]()
$1,677
This KAYAK deal was found by Cheapflights users on 4/9. 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 5/610:46 amLAS - USM
3 stops41h 29mSingapore Airlines
Tue 5/134:25 pmUSM - LAS
2 stops45h 34mSingapore Airlines
Deal found 4/9![Singapore Airlines logo]()
$2,022
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 April.
| 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 |
- 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.
The best insider tips for Las Vegas to Ko Samui flights
Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Las Vegas to Ko Samui trip
Airlines
![Southwest]()
Southwest
![Spirit Airlines]()
Spirit Airlines
Consider Big Front Seats for 11 inches more legroom and larger tray tables for comfort.
Use Spirit Saver$ Club for discounts on fares, luggage, and boarding shortcuts.
Our travel experts
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.
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.
Cheapflights Insights
Everything you need to know about your flight from Las Vegas to Ko Samui
What is the cheapest time of day to fly from LAS to USM?
Find hourly flight availability from Las Vegas to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 11, 2025.
One of the essential ways to save on airfare from Las Vegas to Ko Samui is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 24% on airfare.
What is the cheapest day to fly from Las Vegas to Ko Samui?
Use this chart to determine the cheapest time to fly round-trip from Las Vegas to Ko Samui. Price data was last updated on March 30, 2025.
Travelers seeking maximum savings on their Las Vegas to Ko Samui flight should consider departing on Friday mornings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Rainfall in Ko Samui by month
Plan your trip to Ko Samui by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Ko 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 Ko Samui when rainfall is around 2.3 in.
Temperature in Ko Samui by month
Plan your trip to Ko Samui by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Ko 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 Ko Samui
Get insights into the airlines that provide service to Ko 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 Ko Samui. Reviews last updated April 11, 2025.
Boarding
8.3
Food
7.8
Entertainment
8.0
Overall
8.2
Comfort
8.0
Crew
8.5
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2025
YVR - TPE
Boarding
8.3
Food
7.8
Entertainment
8.0
Overall
8.2
Comfort
8.0
Crew
8.5
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2025
YVR - TPE
Boarding
8.3
Food
7.8
Entertainment
8.0
Overall
8.2
Comfort
8.0
Crew
8.5
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2025
YVR - TPE
Boarding
8.3
Food
7.8
Entertainment
8.0
Overall
8.2
Comfort
8.0
Crew
8.5
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2025
YVR - TPE
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.
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