Cheap flights from the United States to Koh Samui (USM) from $599

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 4/24. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LAX — USM
Mar 24 — Mar 311

When is the cheapest time to fly from USA to Koh Samui (US - USM)?

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

Cheap Bangkok Airways flights from USA to Koh Samui

Explore cheap flight options specifically provided by Bangkok Airways for the route between USA and Koh Samui. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Take a peek at the cheapest Bangkok Airways flights we've detected traveling from USA to Koh Samui. Come back soon if you're not finding the exact deal you're looking for.
Thu 4/48:10 amLAX - USM
2 stops23h 05mBangkok Airways
Wed 4/171:30 pmUSM - LAX
2 stops25h 06mBangkok Airways
Deal found 3/18$1,130
Thu 4/48:10 amLAX - USM
2 stops23h 05mBangkok Airways
Wed 4/1710:55 amUSM - LAX
1 stop20h 15mBangkok Airways
Deal found 3/18$1,145

Cheap Austrian Airlines flights from USA to Koh Samui

Explore cheap flight options specifically provided by Austrian Airlines for the route between USA and Koh Samui. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Browse through some of the cheapest Austrian Airlines flights traveling from USA to Koh Samui. Check back soon if you're not seeing flights that suit your needs.
Thu 6/65:40 pmEWR - USM
2 stops37h 05mAustrian Airlines
Sat 11/98:25 pmUSM - EWR
2 stops29h 50mAustrian Airlines
Deal found 3/18$2,296
Tue 3/265:37 pmIAD - USM
3 stops64h 08mAustrian Airlines
Wed 4/247:30 pmUSM - IAD
2 stops30h 05mAustrian Airlines
Deal found 3/18$3,151
Wed 3/276:55 pmEWR - USM
2 stops38h 50mAustrian Airlines
Thu 4/47:30 pmUSM - EWR
2 stops29h 25mAustrian Airlines
Deal found 3/18$4,251
Tue 3/266:55 pmEWR - USM
2 stops33h 45mAustrian Airlines
Thu 4/47:15 pmUSM - EWR
2 stops29h 40mAustrian Airlines
Deal found 3/17$5,678
Tue 3/266:55 pmEWR - USM
2 stops33h 45mAustrian Airlines
Wed 4/247:30 pmUSM - EWR
2 stops29h 25mAustrian Airlines
Deal found 3/18$5,701

Cheap USA to Koh Samui flights in March & April 2024

Find cheap flight options from USA to Koh Samui specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Prices were last updated on March 19, 2024.
Check out some of the best flight deals from USA to Koh Samui in 2024. For more flight deals, be sure to check back very soon.
Thu 4/48:10 amLAX - USM
2 stops23h 05mBangkok Airways
Wed 4/171:30 pmUSM - LAX
2 stops25h 06mBangkok Airways
Deal found 3/18$1,130
Thu 4/48:10 amLAX - USM
2 stops23h 05mBangkok Airways
Wed 4/1710:55 amUSM - LAX
1 stop20h 15mBangkok Airways
Deal found 3/18$1,145
Thu 4/410:20 amLAX - USM
1 stop42h 15mSWISS
Wed 4/1710:55 amUSM - LAX
1 stop20h 15mSWISS
Deal found 3/18$1,146
Tue 3/269:05 pmIAD - USM
2 stops26h 35mMultiple Airlines
Wed 4/249:10 pmUSM - IAD
2 stops46h 35mMultiple Airlines
Deal found 3/18$1,521
Mon 4/155:15 pmDCA - USM
2 stops38h 20mMultiple Airlines
Mon 4/2210:55 amUSM - DCA
2 stops40h 19mMultiple Airlines
Deal found 3/18$1,605
Tue 3/269:10 pmBOS - USM
2 stops34h 15mMultiple Airlines
Wed 4/244:25 pmUSM - BOS
2 stops38h 30mMultiple Airlines
Deal found 3/18$1,613
Tue 3/269:20 pmJFK - USM
2 stops26h 20mQatar Airways
Wed 4/243:30 pmUSM - JFK
2 stops28h 30mQatar Airways
Deal found 3/18$1,662
Mon 3/251:20 amJFK - USM
2 stops32h 30mMultiple Airlines
Wed 4/312:45 pmUSM - JFK
2 stops35h 30mMultiple Airlines
Deal found 3/17$1,672
Mon 3/251:20 amJFK - USM
2 stops32h 40mMultiple Airlines
Tue 4/23:50 pmUSM - JFK
2 stops32h 25mMultiple Airlines
Deal found 3/17$1,673

USA to Koh Samui 2024 flight deals

Discover exclusive flight deals for travel between USA and Koh Samui in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Check out some of the best flight deals from USA to Koh Samui in 2024. For more flight deals, be sure to check back very soon.
Mon 11/1812:50 pmSFO - USM
2 stops28h 50mMultiple Airlines
Fri 11/229:25 pmUSM - SFO
2 stops27h 45mMultiple Airlines
Deal found 3/17$957
Tue 9/2411:40 pmLAX - USM
1 stop21h 35mSingapore Airlines
Tue 10/89:00 amUSM - LAX
1 stop26h 40mSingapore Airlines
Deal found 3/18$958
Tue 9/242:20 pmLAX - USM
2 stops27h 45mSingapore Airlines
Tue 10/89:00 amUSM - LAX
1 stop26h 40mSingapore Airlines
Deal found 3/18$970
Mon 11/1112:50 pmSFO - USM
2 stops28h 20mMultiple Airlines
Sun 11/249:25 pmUSM - SFO
2 stops51h 45mMultiple Airlines
Deal found 3/17$980
Tue 9/242:20 pmLAX - USM
2 stops30h 55mSingapore Airlines
Tue 10/812:10 pmUSM - LAX
2 stops38h 40mSingapore Airlines
Deal found 3/18$982
Mon 11/412:45 pmLAX - USM
2 stops28h 20mSingapore Airlines
Fri 11/812:10 pmUSM - LAX
2 stops38h 05mSingapore Airlines
Deal found 3/18$1,020
Tue 8/1311:30 amSFO - USM
1 stop30h 35mSingapore Airlines
Tue 9/1012:10 pmUSM - SFO
1 stop35h 30mSingapore Airlines
Deal found 3/18$1,027
Mon 11/410:25 pmLAX - USM
1 stop21h 50mSingapore Airlines
Fri 11/812:10 pmUSM - LAX
2 stops38h 05mSingapore Airlines
Deal found 3/18$1,056
Mon 8/1210:05 pmSFO - USM
1 stop23h 10mSingapore Airlines
Tue 9/1012:10 pmUSM - SFO
1 stop35h 30mSingapore Airlines
Deal found 3/18$1,056

USA to Koh Samui flights leaving soon

Find last-minute flight options from USA to Koh Samui for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Have a look at some of the last-minute flights available departing from USA to Koh Samui. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Tue 3/269:05 pmIAD - USM
2 stops26h 35mMultiple Airlines
Wed 4/249:10 pmUSM - IAD
2 stops46h 35mMultiple Airlines
Deal found 3/18$1,521
Tue 3/269:10 pmBOS - USM
2 stops34h 15mMultiple Airlines
Wed 4/244:25 pmUSM - BOS
2 stops38h 30mMultiple Airlines
Deal found 3/18$1,613
Tue 3/269:20 pmJFK - USM
2 stops26h 20mQatar Airways
Wed 4/243:30 pmUSM - JFK
2 stops28h 30mQatar Airways
Deal found 3/18$1,662
Mon 3/251:20 amJFK - USM
2 stops32h 30mMultiple Airlines
Wed 4/312:45 pmUSM - JFK
2 stops35h 30mMultiple Airlines
Deal found 3/17$1,672
Mon 3/251:20 amJFK - USM
2 stops32h 40mMultiple Airlines
Tue 4/23:50 pmUSM - JFK
2 stops32h 25mMultiple Airlines
Deal found 3/17$1,673
Sun 3/2411:25 amJFK - USM
2 stops22h 50mMultiple Airlines
Wed 4/312:45 pmUSM - JFK
2 stops35h 30mMultiple Airlines
Deal found 3/17$1,677
Sun 3/2411:25 amJFK - USM
2 stops22h 50mMultiple Airlines
Tue 4/23:20 pmUSM - JFK
2 stops32h 55mMultiple Airlines
Deal found 3/17$1,678
Thu 3/281:20 amJFK - USM
2 stops32h 40mMultiple Airlines
Tue 4/212:10 pmUSM - JFK
3 stops45h 20mMultiple Airlines
Deal found 3/17$1,699
Tue 3/261:20 amJFK - USM
2 stops32h 30mMultiple Airlines
Wed 4/312:45 pmUSM - JFK
2 stops35h 30mMultiple Airlines
Deal found 3/17$1,700

One-way flights to Koh Samui from USA

Search for one-way flight options from USA to Koh Samui. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Take a look at some of the best available options we've come across on one-way flights from USA to Koh Samui. Those needing a return flight from USA to Koh Samui can use the search form above.
Wed 4/2412:30 amLAX - USM
2 stops29h 55mMultiple Airlines
Deal found 3/18$599
Thu 4/2511:00 pmLAX - USM
2 stops42h 20mMultiple Airlines
Deal found 3/18$630
Thu 4/2511:50 pmLAX - USM
3 stops41h 30mMultiple Airlines
Deal found 3/18$689
Wed 4/2412:15 amLAX - USM
3 stops30h 10mMultiple Airlines
Deal found 3/18$715
Tue 5/2112:50 amLAX - USM
2 stops40h 30mMultiple Airlines
Deal found 3/18$797
Wed 5/2910:45 amLAX - USM
3 stops30h 35mMultiple Airlines
Deal found 3/18$799
Wed 5/2212:25 pmLAX - USM
2 stops38h 10mCathay Pacific
Deal found 3/18$806
Thu 5/2312:50 amLAX - USM
2 stops30h 10mMultiple Airlines
Deal found 3/18$825
Wed 5/2212:50 amLAX - USM
2 stops40h 30mMultiple Airlines
Deal found 3/18$828

Find flights from USA to Koh Samui within your budget

Customize your flight search to find flights from USA to Koh 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 3,145,932 searches. Data last updated March 19, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,130 - $1,526

Route

Depart

Return

Price

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Thu 4/4

2 stops23h 05m

Ko Samui

Wed 4/17

2 stops25h 06m

$1,130

Los AngelesKo Samui

LAX - USM

LAXUSM

Los Angeles

Thu 4/4

1 stop42h 15m

Ko Samui

Wed 4/17

1 stop20h 15m

$1,146

New York John F Kennedy IntlKo Samui

JFK - USM

JFKUSM

New York John F Kennedy Intl

Wed 9/11

2 stops42h 55m

Ko Samui

Sat 9/28

2 stops35h 55m

$1,209

San FranciscoKo Samui

SFO - USM

SFOUSM

San Francisco

Fri 5/17

2 stops37h 00m

Ko Samui

Sun 6/2

2 stops54h 10m

$1,398

Washington, D.C. Dulles IntlKo Samui

IAD - USM

IADUSM

Washington, D.C. Dulles Intl

Mon 5/6

2 stops25h 15m

Ko Samui

Sat 5/25

2 stops25h 55m

$1,403

San FranciscoKo Samui

SFO - USM

SFOUSM

San Francisco

Fri 5/17

1 stop33h 45m

Ko Samui

Sun 6/2

1 stop35h 30m

$1,404

New York John F Kennedy IntlKo Samui

JFK - USM

JFKUSM

New York John F Kennedy Intl

Thu 9/12

2 stops46h 40m

Ko Samui

Sat 9/28

2 stops30h 40m

$1,436

San FranciscoKo Samui

SFO - USM

SFOUSM

San Francisco

Thu 5/16

2 stops26h 50m

Ko Samui

Sun 6/2

1 stop25h 50m

$1,500

New York John F Kennedy IntlKo Samui

JFK - USM

JFKUSM

New York John F Kennedy Intl

Fri 9/6

2 stops27h 25m

Ko Samui

Mon 9/16

2 stops28h 35m

$1,526

Flights are sorted by cheapest first

Deals found on 3/18

Reviews of airlines servicing Koh Samui

Get insights into the airlines that provide service to Koh 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 Koh Samui. Reviews last updated March 19, 2024.
Get a feel of what it's like to fly with Bangkok Airways, Austrian Airlines and Singapore Airlines from USA to Koh Samui by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.4
Very good
1,477 reviews

Comfort

8.2

Entertainment

7.9

Boarding

8.4

Food

7.9

Overall

8.4

Crew

8.7

Reviews

1 / 10

It was good, the biggest reason I chose Japan Airlines was the fact that if you have trouble with English or Japanese they can accommodate both to make sure that you have all the correct information you need to start your journey on the right foot.

8.4
Very good
1,477 reviews
8.4
Very good
1,477 reviews

Comfort

8.2

Entertainment

7.9

Boarding

8.4

Food

7.9

Overall

8.4

Crew

8.7

Reviews

1 / 10

It was good, the biggest reason I chose Japan Airlines was the fact that if you have trouble with English or Japanese they can accommodate both to make sure that you have all the correct information you need to start your journey on the right foot.

8.4
Very good
1,633 reviews
8.4
Very good
1,477 reviews

Comfort

8.2

Entertainment

7.9

Boarding

8.4

Food

7.9

Overall

8.4

Crew

8.7

Reviews

1 / 10

It was good, the biggest reason I chose Japan Airlines was the fact that if you have trouble with English or Japanese they can accommodate both to make sure that you have all the correct information you need to start your journey on the right foot.

8.4
Very good
254 reviews
8.4
Very good
1,477 reviews

Comfort

8.2

Entertainment

7.9

Boarding

8.4

Food

7.9

Overall

8.4

Crew

8.7

Reviews

1 / 10

It was good, the biggest reason I chose Japan Airlines was the fact that if you have trouble with English or Japanese they can accommodate both to make sure that you have all the correct information you need to start your journey on the right foot.

8.3
Very good
1,520 reviews
8.4
Very good
1,477 reviews

Comfort

8.2

Entertainment

7.9

Boarding

8.4

Food

7.9

Overall

8.4

Crew

8.7

Reviews

1 / 10

It was good, the biggest reason I chose Japan Airlines was the fact that if you have trouble with English or Japanese they can accommodate both to make sure that you have all the correct information you need to start your journey on the right foot.

8.1
Very good
4,215 reviews
8.4
Very good
1,477 reviews

Comfort

8.2

Entertainment

7.9

Boarding

8.4

Food

7.9

Overall

8.4

Crew

8.7

Reviews

1 / 10

It was good, the biggest reason I chose Japan Airlines was the fact that if you have trouble with English or Japanese they can accommodate both to make sure that you have all the correct information you need to start your journey on the right foot.

Related info for your journey

Find useful and relevant information for your journey from USA to Koh Samui. 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 into for flights to Koh Samui from United States?

    For a flight from United States to Koh Samui, you will be flying into Ko Samui. Ko Samui (USM) is just 2.1 mi from the center of the city.

  • Can I find flights from USA to Koh Samui for under $1,200 on Cheapflights?

    Yes, there are multiple flights from USA to Koh Samui for under $1,200. The cheapest flight booked recently is on Bangkok Airways for just $1,130, but on average you can expect to pay $1,427.

  • Are there last-minute flights available from USA to Koh Samui for under $1,600?

    There are currently 20+ open flights from USA to Koh Samui within the next 7 days for less than $1,600.

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

  • What are the most popular airlines that fly from USA to Koh Samui?

  • What does LAX to USM mean?

    Los Angeles Airport is LAX and Ko Samui Airport is USM. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Miami Airport (MIA), San Francisco Airport (SFO), Boston Logan Intl Airport (BOS), New York John F Kennedy Intl Airport (JFK), Las Vegas Harry Reid Intl Airport (LAS) are other airports near this flight route and their unique identifiers/IATA codes.

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 USA to Koh Samui
See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from USA to Koh Samui

Discover the top 4 airlines that operate flights from USA to Koh 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 3,145,932 searches. Data last updated March 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$815Average$1,034FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
EVA AirCheapest$1,024Average$1,232FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Cathay PacificCheapest$1,366Average$1,546FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Qatar AirwaysCheapest$1,495Average$2,193FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Search flights from USA to Koh Samui by cabin class

Find flights from USA to Koh Samui, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

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

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

Cheapflights makes it easy to find USA to Koh Samui flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from USA to Koh Samui for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from USA to Koh Samui with no change fees.

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

Of course! You can now track prices for flights from USA to Koh Samui and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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