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Ko Samui

$394+ Cheap flights from Los Angeles (LAX) to Ko Samui (USM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — USM
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Los Angeles to Ko Samui are usually found in April or September, booked 70 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Los Angeles to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Los Angeles (LAX) 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 September 11, 2025.

Round-trip from

$694
(FlightHub)

One-way from

$394
(Booking.com)

Popular in

June

Cheapest in

April

Average price

$1,111
From Los Angeles to Ko Samui
Search Deals
One-way flight from Los Angeles to Ko Samui
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Highest demand for flights based on searches. 9% potential increase in price ($125 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Los Angeles to Ko Samui

Cheapest flights from Los Angeles to Ko Samui
Explore the most affordable flight options available from Los Angeles to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This FlightHub deal was found by Cheapflights users on 9/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/109:20 pmLAX - USM
1 stop20h 30mSingapore Airlines
Fri 9/198:45 amUSM - LAX
1 stop27h 05mSingapore Airlines
Deal found 9/9$694
This Justfly.com deal was found by Cheapflights users on 9/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2410:05 pmLAX - USM
1 stop28h 05mSingapore Airlines
Fri 11/288:55 amUSM - LAX
1 stop24h 15mSingapore Airlines
Deal found 9/10$798
This FlightHub deal was found by Cheapflights users on 9/10. 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 10/2811:05 pmLAX - USM
1 stop29h 45mSingapore Airlines
Fri 10/318:55 amUSM - LAX
1 stop26h 00mSingapore Airlines
Deal found 9/10$860
This Trip.com deal was found by Cheapflights users on 9/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2412:50 pmLAX - USM
2 stops28h 20mMultiple Airlines
Mon 11/37:00 amUSM - LAX
2 stops27h 10mMultiple Airlines
Deal found 9/10$890
This Trip.com deal was found by Cheapflights users on 9/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2412:40 pmLAX - USM
2 stops40h 15mMultiple Airlines
Fri 10/317:00 amUSM - LAX
2 stops40h 30mMultiple Airlines
Deal found 9/8$900
This FlightHub deal was found by Cheapflights users on 9/10. 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.
Fri 10/248:40 pmLAX - USM
1 stop21h 20mSingapore Airlines
Mon 11/312:00 pmUSM - LAX
1 stop22h 55mSingapore Airlines
Deal found 9/10$902
This FlightHub deal was found by Cheapflights users on 9/10. 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 9/162:20 pmLAX - USM
2 stops27h 30mSingapore Airlines
Thu 10/28:45 amUSM - LAX
1 stop27h 05mSingapore Airlines
Deal found 9/10$915
This Singapore Airlines deal was found by Cheapflights users on 9/9. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/248:40 pmLAX - USM
1 stop21h 20mSingapore Airlines
Fri 10/318:55 amUSM - LAX
1 stop26h 00mSingapore Airlines
Deal found 9/9$939

Cheapflights Fare Finder

 
Customize your flight search to find flights from Los Angeles 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 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Los Angeles to Ko Samui that are best for you.

Fly from

Los Angeles

Fly to

Ko Samui

Route

Depart

Return

Price

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Mon 11/24

10:05 pm-5:10 pm

1 stop28h 05m

Ko Samui

Fri 11/28

8:55 am-6:10 pm

1 stop24h 15m

$798

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Tue 10/28

11:05 pm-6:50 pm

1 stop29h 45m

Ko Samui

Fri 10/31

8:55 am-8:55 pm

1 stop26h 00m

$860

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Fri 10/24

12:50 pm-7:10 am

2 stops28h 20m

Ko Samui

Mon 11/3

7:00 am-7:10 pm

2 stops27h 10m

$890

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Fri 10/24

8:40 pm-8:00 am

1 stop21h 20m

Ko Samui

Mon 11/3

12:00 pm-7:55 pm

1 stop22h 55m

$902

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Fri 10/24

8:40 pm-8:00 am

1 stop21h 20m

Ko Samui

Fri 10/31

8:55 am-8:55 pm

1 stop26h 00m

$939

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Fri 12/5

10:05 pm-5:10 pm

1 stop28h 05m

Ko Samui

Mon 12/15

12:00 pm-7:55 pm

1 stop22h 55m

$943

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Tue 9/30

11:55 pm-11:10 am

1 stop21h 15m

Ko Samui

Tue 10/7

12:05 pm-9:50 pm

1 stop23h 45m

$943

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Tue 9/16

11:55 pm-6:30 pm

1 stop28h 35m

Ko Samui

Thu 10/2

12:05 pm-9:50 pm

1 stop23h 45m

$943

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Thu 10/2

11:55 pm-6:30 pm

2 stops28h 35m

Ko Samui

Sun 10/19

7:15 pm-9:45 am

2 stops28h 30m

$944

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Mon 12/1

10:05 pm-5:10 pm

1 stop28h 05m

Ko Samui

Sat 12/6

8:55 am-7:55 pm

1 stop26h 00m

$950

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 21 results
1
2
3

Best time to book a flight from Los Angeles to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Los Angeles 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 Los Angeles to Ko Samui

How far ahead should I book a flight from Los Angeles to Ko Samui?

Use this chart to determine the optimal time to book a round-trip flight from Los Angeles to Ko Samui. Price data was last updated on August 29, 2025.

The price you pay for your flight from Los Angeles to Ko Samui may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest time of day to fly from LAX to USM?

Find hourly flight availability from Los Angeles 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 September 11, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 41% on flights from Los Angeles to Ko Samui by exploring options for tickets in the evening.

What is the cheapest day to fly from Los Angeles to Ko Samui?

Use this chart to determine the cheapest time to fly round-trip from Los Angeles to Ko Samui. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Los Angeles to Ko Samui flight should consider departing on Thursday at noon when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 September 11, 2025.
See what other customers who have flown with EVA Air and Singapore Airlines from Los Angeles to Ko Samui have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,236 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
EVA Air
8.4
Very good
1,236 reviews
EVA Air
8.4
Very good
1,236 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Singapore Airlines
8.1
Very good
1,365 reviews
EVA Air
8.4
Very good
1,236 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

Related info for your journey

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

  • How long is the flight from Los Angeles to Ko Samui?

    Departing from Los Angeles to Ko Samui will take you 28h 05m. Los Angeles and Ko Samui are separated by a distance of 8508 mi.

  • What are the cheapest airlines flying from Los Angeles to Ko Samui round-trip?

    Currently priced at $756, Singapore Airlines will fly you from Los Angeles to Ko Samui and back. In addition to Singapore Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on EVA Air for as low as $1,074. Singapore Airlines is priced at 38% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Los Angeles to Ko Samui that include hotel bookings?

    Yes. In addition to deals on Los Angeles to Ko Samui flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Los Angeles to Ko Samui?

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

  • Can I find deals for business class flights from Los Angeles to Ko Samui?

    Yes. Cheapflights offers flight deals from Los Angeles to Ko 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

Traveling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Tao
Ko Pha Ngan

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Top 2 airlines flying from Los Angeles to Ko Samui

Discover the top 2 airlines that operate flights from Los Angeles to Ko Samui. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$756Average$1,175FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$1,074Average$1,182FlexibilityNo cancel feeOn-time74%

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