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Cheap flights from Ko Samui to the United States from ฿29,254

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
USM — LAX
3 Sep — 10 Sep1
1 adult

Cheap flight deals from Ko Samui to USA

Keep the following information in mind while searching for Ko Samui to USA flight deals. Data was last updated 29 August 2025.

Round-trip from

฿29,254
3/10-10/10
  • 3/10-10/10
  • 4 total stops
  • 68h 15m total
  • Ko Samui to USA
Search Deals

Find flight deals from Ko Samui to USA

Cheapest flights from Ko Samui to USA
Explore the most affordable flight options available from Ko Samui to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2025.

Fri 3/1008:00USM - LAX
2 stops39h 45mMultiple Airlines
Fri 10/1012:50LAX - USM
2 stops28h 30mMultiple Airlines
Deal found 29/8฿29,254
Thu 4/908:00USM - LAX
2 stops26h 40mMultiple Airlines
Thu 11/923:55LAX - USM
2 stops31h 40mMultiple Airlines
Deal found 29/8฿31,258
Wed 3/908:45USM - LAX
2 stops25h 55mMultiple Airlines
Wed 10/923:55LAX - USM
2 stops29h 50mMultiple Airlines
Deal found 29/8฿32,067
Wed 3/908:45USM - LAX
2 stops21h 55mEVA Air
Tue 9/900:30LAX - USM
2 stops24h 15mEVA Air
Deal found 29/8฿36,398
Thu 6/1110:00USM - LAX
2 stops24h 35mEVA Air
Mon 10/1123:00LAX - USM
2 stops24h 55mEVA Air
Deal found 26/8฿36,495
Wed 3/914:40USM - LAX
2 stops20h 30mMultiple Airlines
Wed 10/900:35LAX - USM
2 stops24h 10mMultiple Airlines
Deal found 29/8฿37,045
Wed 3/910:55USM - LAX
1 stop20h 10mCathay Pacific
Tue 9/901:25LAX - USM
1 stop27h 10mCathay Pacific
Deal found 29/8฿37,950
Fri 10/1019:30USM - ORD
2 stops37h 15mEVA Air
Mon 13/1000:30ORD - USM
2 stops25h 15mEVA Air
Deal found 26/8฿48,229
Fri 12/910:55USM - ORD
2 stops21h 50mMultiple Airlines
Tue 14/1000:30ORD - USM
2 stops25h 15mMultiple Airlines
Deal found 27/8฿48,682
Fri 12/910:55USM - ORD
1 stop39h 30mCathay Pacific
Wed 15/1016:00ORD - USM
1 stop38h 35mCathay Pacific
Deal found 28/8฿50,880
Fri 14/1116:25USM - MIA
2 stops39h 05mบริติชแอร์เวย์
Tue 18/1117:10MIA - USM
2 stops37h 05mบริติชแอร์เวย์
Deal found 27/8฿53,854
Fri 10/1010:55USM - ORD
2 stops39h 55mQatar Airways
Tue 14/1019:20ORD - USM
2 stops27h 10mQatar Airways
Deal found 27/8฿56,989

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ko Samui to USA 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 17,341 searches. Data last updated 29 August 2025.
Use the filters below to find and compare flights from Ko Samui to the United States that are best for you.

Fly from

Ko Samui

Fly to

USA

Route

Depart

Return

Price

Ko SamuiLos Angeles

USM - LAX

USMLAX

Ko Samui

Fri 3/10

08:00-09:45

2 stops39h 45m

Los Angeles

Fri 10/10

12:50-07:20

2 stops28h 30m

฿29,254

Ko SamuiLos Angeles

USM - LAX

USMLAX

Ko Samui

Thu 6/11

10:00-19:35

2 stops24h 35m

Los Angeles

Mon 10/11

23:00-14:55

2 stops24h 55m

฿36,495

Ko SamuiLos Angeles

USM - LAX

USMLAX

Ko Samui

Fri 3/10

08:50-21:50

1 stop27h 00m

Los Angeles

Sat 11/10

12:50-07:20

2 stops28h 30m

฿38,758

Ko SamuiLos Angeles

USM - LAX

USMLAX

Ko Samui

Sat 4/10

19:25-21:50

1 stop40h 25m

Los Angeles

Fri 10/10

12:50-07:20

2 stops28h 30m

฿38,919

Ko SamuiLos Angeles

USM - LAX

USMLAX

Ko Samui

Sat 4/10

19:25-21:50

1 stop40h 25m

Los Angeles

Sat 11/10

23:55-07:20

2 stops41h 25m

฿39,146

Ko SamuiLos Angeles

USM - LAX

USMLAX

Ko Samui

Sat 4/10

13:50-20:55

2 stops21h 05m

Los Angeles

Thu 9/10

00:50-13:45

2 stops22h 55m

฿40,212

Ko SamuiChicago

USM - ORD

USMORD

Ko Samui

Fri 10/10

19:30-20:45

2 stops37h 15m

Chicago O'Hare Intl

Mon 13/10

00:30-13:45

2 stops25h 15m

฿48,229

Ko SamuiChicago

USM - ORD

USMORD

Ko Samui

Fri 12/9

10:55-20:45

2 stops21h 50m

Chicago O'Hare Intl

Tue 14/10

00:30-13:45

2 stops25h 15m

฿48,682

Ko SamuiChicago

USM - ORD

USMORD

Ko Samui

Fri 12/9

10:55-14:25

1 stop39h 30m

Chicago O'Hare Intl

Wed 15/10

16:00-18:35

1 stop38h 35m

฿50,815

Ko SamuiMiami

USM - MIA

USMMIA

Ko Samui

Fri 14/11

16:25-19:30

2 stops39h 05m

Miami

Tue 18/11

17:10-18:15

2 stops37h 05m

฿53,854

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Showing 1-10 of 12 results
1
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Best time to book a flight from Ko Samui to USA

Have a flexible travel schedule? Discover the best time to fly to USA from Ko Samui with our price prediction graph.
Estimated return 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 Ko Samui to the United States

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

Find hourly flight availability from Ko Samui to USA. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 August 2025.

When flying from Ko Samui to USA, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

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

  • What airport do you fly from for flights from Ko Samui to United States?

    Located just 3.3 km from the city centre, Ko Samui (USM) is the airport most travellers will use when flying to United States from Ko Samui.

  • How long is the flight from Ko Samui to USA?

    There are many flights that can get you from Ko Samui to USA in 24h 35m. Fly via EVA Air or บริติชแอร์เวย์ to get the fastest option. The distance from Ko Samui to USA is about 13692 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Ko Samui to USA?

    Most travellers choose Ko Samui - Chicago O'Hare Intl, Ko Samui - Los Angeles or Ko Samui - Miami when deciding on the best route from Ko Samui to USA.

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

    Yes. In addition to deals on Ko Samui to USA flights, Cheapflights offers holiday packages that include both flights and hotel.

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

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

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

    Yes. Cheapflights offers flight deals from Ko Samui to USA by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ko Samui to USA?

    Currently, September is the cheapest month in which you can book a flight from Ko Samui to USA (average of ฿768). Flying from Ko Samui to USA in August is currently the most expensive (average of ฿968). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Ko Samui to USA

See prices for flight routes from nearby airports that may be better suited for you.
Chiang Mai to O'Hare Intl flights

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How does Cheapflights help users find flights from Ko Samui to USA?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ko Samui to USA. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ko Samui to USA?

Cheapflights simply makes it quick and affordable to book flights from Ko Samui to USA by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ko Samui to USA with no change fees?

Need flexible booking options for your flight to USA from Ko Samui? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ko Samui to USA become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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