Find flights
When to book
Airlines
FAQs

Cheap flights from Ko Samui to the United States from ฿21,332

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 29/5. Fares are subject to change and may not be available on all flights or dates of travel.
USM — LAX
27 May — 3 Jun1
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 22 May 2025.

Round-trip from

฿40,014

One-way from

฿21,332
EVA Air
  • EVA Air
  • 16/10-25/10
  • 4 total stops
  • 52h 40m total
  • Ko Samui to USA
Search Deals
29/5
  • 29/5
  • 3 total stops
  • 47h 17m 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 22 May 2025.

Thu 16/1008:00USM - ORD
2 stops24h 45mEVA Air
Sat 25/1000:30ORD - USM
2 stops27h 55mEVA Air
Deal found 20/5฿40,014
Thu 16/1019:15USM - ORD
2 stops30h 50mลุฟท์ฮันซ่า
Sun 26/1023:35ORD - USM
2 stops33h 30mลุฟท์ฮันซ่า
Deal found 20/5฿41,912
Thu 16/1019:30USM - ORD
3 stops40h 01mMultiple Airlines
Sat 25/1000:30ORD - USM
2 stops27h 55mMultiple Airlines
Deal found 20/5฿44,268
Fri 12/914:30USM - ORD
2 stops36h 35mQatar Airways
Wed 15/1019:40ORD - USM
2 stops31h 00mQatar Airways
Deal found 20/5฿45,282
Thu 22/508:00USM - ORD
2 stops43h 45mEmirates
Sat 24/520:35ORD - USM
2 stops32h 20mEmirates
Deal found 20/5฿54,214
Thu 22/509:30USM - ORD
2 stops39h 20mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Sat 24/519:05ORD - USM
2 stops38h 05mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Deal found 20/5฿58,205
Thu 22/510:55USM - ORD
1 stop39h 30mCathay Pacific
Sat 24/516:00ORD - USM
1 stop38h 35mCathay Pacific
Deal found 20/5฿60,168
Sat 5/709:15USM - MIA
2 stops43h 15mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Sat 12/719:40MIA - USM
2 stops38h 30mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์
Deal found 21/5฿74,532

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 22 May 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 SamuiChicago

USM - ORD

USMORD

Ko Samui

Thu 16/10

08:00-20:45

2 stops24h 45m

Chicago O'Hare Intl

Sat 25/10

00:30-16:25

2 stops27h 55m

฿40,014

Ko SamuiChicago

USM - ORD

USMORD

Ko Samui

Thu 16/10

19:15-14:05

2 stops30h 50m

Chicago O'Hare Intl

Sun 26/10

23:35-21:05

2 stops33h 30m

฿41,912

Ko SamuiChicago

USM - ORD

USMORD

Ko Samui

Thu 16/10

19:30-23:31

3 stops40h 01m

Chicago O'Hare Intl

Sat 25/10

00:30-16:25

2 stops27h 55m

฿44,268

Ko SamuiChicago

USM - ORD

USMORD

Ko Samui

Fri 12/9

14:30-15:05

2 stops36h 35m

Chicago O'Hare Intl

Wed 15/10

19:40-14:40

2 stops31h 00m

฿45,282

Ko SamuiMiami

USM - MIA

USMMIA

Ko Samui

Sat 5/7

09:15-17:30

2 stops43h 15m

Miami

Sat 12/7

19:40-21:10

2 stops38h 30m

฿74,532

Ko SamuiChicago

USM - ORD

USMORD

Ko Samui

Thu 29/5

19:25-06:42

3 stops47h 17m

฿21,332

Ko SamuiMiami

USM - MIA

USMMIA

Ko Samui

Sat 31/5

15:25-14:20

3 stops57h 55m

฿23,884

Ko SamuiLos Angeles

USM - LAX

USMLAX

Ko Samui

Sat 19/7

17:40-21:45

3 stops42h 05m

฿24,440

Ko SamuiChicago

USM - ORD

USMORD

Ko Samui

Thu 29/5

10:55-14:25

1 stop39h 30m

฿31,442

Ko SamuiMiami

USM - MIA

USMMIA

Ko Samui

Sun 1/6

17:25-20:20

2 stops37h 55m

฿33,667

Flights are sorted by cheapest return flights first.

Deals found on 21/5

Showing 1-10 of 12 results
1
2

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 22 May 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.

Rainfall in USA by month

Plan your trip to USA by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in USA ranges from 71.0 - 114.0 inches per month. July is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit USA when rainfall is around 71.0 mm.

Temperature in USA by month

Plan your trip to USA by taking into account the average temperature totals by month.

If weather is an important factor for your trip to USA, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

Reviews of airlines servicing USA

Get insights into the airlines that provide service to USA. 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 USA. Reviews last updated 22 May 2025.
EVA Air
8.4
Very Good
1,195 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

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
1,195 reviews
EVA Air
8.4
Very Good
1,195 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Cathay Pacific
7.5
Good
872 reviews
EVA Air
8.4
Very Good
1,195 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
สวิส อินเตอร์เนชั่นแนล แอร์ไลน์
7.5
Good
1,600 reviews
EVA Air
8.4
Very Good
1,195 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Qatar Airways
7.4
Good
3,576 reviews
EVA Air
8.4
Very Good
1,195 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
เตอร์กิชแอร์ไลน์
7.3
Good
3,810 reviews
EVA Air
8.4
Very Good
1,195 reviews
Check prices

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

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 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.

  • What are the cheapest airlines to fly from Ko Samui to USA one-way?

    To fly one-way, consider booking your trip with Cathay Pacific, which is currently one of the cheapest options available, starting at ฿31,442. เตอร์กิชแอร์ไลน์ flights start at ฿33,667 while deals on Qatar Airways start at ฿34,027 one-way.

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 Seattle flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights