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Ko Samui

$1,477+ Cheap flights from Atlanta (ATL) 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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — USM
May 9 — May 161
Sat 5/9
Sat 5/16
1 adult, Economy
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Cheap flight deals from Atlanta to Ko Samui

Cheapest flights from Atlanta to Ko Samui
Explore the most affordable flight options available from Atlanta to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2026.

This Gotogate deal was found by Cheapflights users on 4/8. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:40 pm
ATL
-
USM
2 stops33h 35m
Multiple Airlines
Mon 7/138:45 am
USM
-
ATL
2 stops42h 45m
Multiple Airlines
Deal found 4/8$1,477
This Etihad Airways deal was found by Cheapflights users on 4/6. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/49:40 pm
ATL
-
USM
2 stops30h 05m
Etihad Airways
Wed 10/79:15 am
USM
-
ATL
2 stops42h 15m
Etihad Airways
Deal found 4/6$1,630
This Trip.com deal was found by Cheapflights users on 4/8. 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.
Sat 5/239:40 pm
ATL
-
USM
2 stops33h 05m
Multiple Airlines
Sat 5/306:00 am
USM
-
ATL
2 stops45h 30m
Multiple Airlines
Deal found 4/8$1,755
This Qatar Airways deal was found by Cheapflights users on 4/8. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/233:01 pm
ATL
-
USM
3 stops33h 14m
Qatar Airways
Sat 5/307:45 pm
USM
-
ATL
3 stops37h 35m
Qatar Airways
Deal found 4/8$2,264
This Arangrant deal was found by Cheapflights users on 4/6. 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 Arangrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/279:40 pm
ATL
-
USM
2 stops24h 40m
Etihad Airways
Fri 10/97:00 pm
USM
-
ATL
2 stops32h 30m
Etihad Airways
Deal found 4/6$5,145
This BusinessClass deal was found by Cheapflights users on 4/6. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/289:40 pm
ATL
-
USM
2 stops26h 05m
Etihad Airways
Fri 10/99:00 pm
USM
-
ATL
2 stops30h 30m
Etihad Airways
Deal found 4/6$5,161
This Justfly.com deal was found by Cheapflights users on 4/6. 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.
Sun 9/279:40 pm
ATL
-
USM
2 stops25h 50m
Etihad Airways
Sat 10/108:35 pm
USM
-
ATL
2 stops30h 55m
Etihad Airways
Deal found 4/6$5,312
This Qatar Airways deal was found by Cheapflights users on 4/6. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:30 pm
ATL
-
USM
2 stops27h 00m
Qatar Airways
Wed 10/72:30 pm
USM
-
ATL
2 stops36h 25m
Qatar Airways
Deal found 4/6$6,065
This Qatar Airways deal was found by Cheapflights users on 4/6. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:30 pm
ATL
-
USM
2 stops30h 25m
Qatar Airways
Mon 10/122:30 pm
USM
-
ATL
2 stops60h 25m
Qatar Airways
Deal found 4/6$6,090

Find flight deals from Atlanta to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) 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 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,477
(Gotogate)
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Ko Samui flight deals.
Search Deals
Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Ko Samui flights.
Search Deals
From Atlanta Hartsfield-Jackson to Ko Samui
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Atlanta 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 April 9, 2026.
Use the filters below to find and compare flights from Atlanta to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AtlantaKo Samui

ATL - USM

ATLUSM

Atlanta Hartsfield-Jackson

Sat 7/4

9:40 pm-6:15 pm

2 stops33h 35m

Ko Samui

Mon 7/13

8:45 am-4:30 pm

2 stops42h 45m

$1,477

AtlantaKo Samui

ATL - USM

ATLUSM

Atlanta Hartsfield-Jackson

Sat 5/23

3:01 pm-11:15 am

3 stops33h 14m

Ko Samui

Sat 5/30

7:45 pm-10:20 pm

3 stops37h 35m

$2,264
Quickest round-trip

AtlantaKo Samui

ATL - USM

ATLUSM

Atlanta Hartsfield-Jackson

Sat 5/23

3:05 pm-8:15 am

2 stops30h 10m

Ko Samui

Sat 5/30

6:25 pm-4:30 pm

3 stops33h 05m

$2,360

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/8

Sorted by cheapest first

Compare providers for flights from Atlanta 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 Atlanta to Ko Samui in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Atlanta-Ko Samui flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Atlanta-Ko Samui flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Atlanta-Ko Samui flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Atlanta-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 Atlanta-Ko Samui flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Atlanta to Ko Samui

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

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

Find hourly flight availability from Atlanta 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 9, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 79% on flights from Atlanta to Ko Samui by exploring options for tickets in the evening.

What is the cheapest day to fly from Atlanta to Ko Samui?

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

Travelers seeking maximum savings on their Atlanta to Ko Samui flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Atlanta to Ko Samui flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Atlanta to Ko Samui trip
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Daniel Scheffler

Daniel Scheffler

Expert on Spirit Airlines

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Read more

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 9, 2026.
See what other customers who have flown with Etihad Airways from Atlanta 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.
Etihad Airways
7.3
Good
1,428 reviews

Food

7.2

Crew

7.8

Entertainment

7.2

Overall

7.3

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Eric,Feb 2026

AUH - SYD

Excellent ground a flight staff. So polite and helpful. No criticism to offer..
Etihad Airways
7.3
Good
1,428 reviews
Etihad Airways
7.3
Good
1,428 reviews

Food

7.2

Crew

7.8

Entertainment

7.2

Overall

7.3

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Eric,Feb 2026

AUH - SYD

Excellent ground a flight staff. So polite and helpful. No criticism to offer..

Related info for your journey

Find useful and relevant information for your journey from Atlanta 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 Atlanta to Ko Samui?

    A quick flight from Atlanta to Ko Samui can take about 33h 14m. Qatar Airways provides one of the quickest options available for as low as $2,264. The distance from Atlanta to Ko Samui is about 9432 mi.

  • What is the cheapest airline to fly from Atlanta to Ko Samui round-trip?

    According to our current data, Etihad Airways ($1,377), offers the cheapest pricing from Atlanta to Ko Samui.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Atlanta 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Atlanta to Ko Samui

Discover the top airline that operate flights from Atlanta 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 April 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$1,377Average$2,191FlexibilityNo cancel feeOn-time75%

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