$468+ Cheap flights from Atlanta (ATL) 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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — USM
Mar 5 — Mar 121
1 adult, Economy
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Find cheap flights from Atlanta to Ko Samui with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Atlanta to Ko Samui
Cheapest
Best
Last-minute
One-way
Cheapest flights from Atlanta to Ko SamuiExplore 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 February 3, 2026.
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 February 3, 2026.
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/49:05 pm
ATL
- USM
2 stops46h 45m
Multiple Airlines
Wed 3/118:50 am
USM
- ATL
2 stops67h 00m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$1,231
This oojo deal was found by Cheapflights users on 2/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/229:50 pm
ATL
- USM
2 stops27h 55m
Multiple Airlines
Fri 7/315:25 pm
USM
- ATL
2 stops30h 35m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$1,468
This Turkish Airlines deal was found by Cheapflights users on 2/2. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:50 pm
ATL
- USM
2 stops36h 00m
Turkish Airlines
Mon 10/59:00 pm
USM
- ATL
2 stops33h 45m
Turkish Airlines
Deal found 2/2![Turkish Airlines logo]()
$1,561
This Etihad Airways deal was found by Cheapflights users on 2/1. 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.
Thu 10/19:40 pm
ATL
- USM
2 stops36h 55m
Etihad Airways
Mon 10/51:30 pm
USM
- ATL
2 stops38h 00m
Etihad Airways
Deal found 2/1![Etihad Airways logo]()
$1,782
This oojo deal was found by Cheapflights users on 2/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/129:50 pm
ATL
- USM
2 stops27h 55m
Turkish Airlines
Sun 6/216:55 pm
USM
- ATL
2 stops35h 50m
Turkish Airlines
Deal found 2/1![Turkish Airlines logo]()
$1,811
This Gotogate deal was found by Cheapflights users on 2/1. 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.
Fri 6/128:15 am
ATL
- USM
3 stops41h 30m
Multiple Airlines
Sun 6/219:00 pm
USM
- ATL
3 stops35h 15m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$6,860
Best flights from Atlanta to Ko SamuiDiscover carefully curated flight deals from Atlanta to Ko Samui that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
Discover carefully curated flight deals from Atlanta to Ko Samui that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/49:05 pm
ATL
- USM
2 stops46h 45m
Multiple Airlines
Wed 3/118:50 am
USM
- ATL
2 stops67h 00m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$1,231
Last-minute flights from Atlanta to Ko SamuiDiscover last-minute flight deals from Atlanta to Ko Samui. Data last updated February 3, 2026 and is based on user searches.
Discover last-minute flight deals from Atlanta to Ko Samui. Data last updated February 3, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/49:05 pm
ATL
- USM
2 stops46h 45m
Multiple Airlines
Wed 3/118:50 am
USM
- ATL
2 stops67h 00m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$1,231
One-way flights from Atlanta to Ko SamuiSearch for one-way flight options from Atlanta to Ko Samui. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
Search for one-way flight options from Atlanta to Ko Samui. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/110:50 pm
ATL
- USM
3 stops53h 55m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$468
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 February 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,231 (Expedia) |
One-way from | $468 (Kiwi.com) |
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 February 3, 2026.
Use the filters below to find and compare flights from Atlanta to Ko Samui that are best for you.
Fly from
Atlanta
Fly to
Ko Samui
Route
Depart
Return
Price
AtlantaKo Samui
ATL - USM
ATLUSM
Atlanta Hartsfield-Jackson
Wed 3/4
9:05 pm-7:50 am
2 stops46h 45m
Ko Samui
Wed 3/11
8:50 am-4:50 pm
2 stops67h 00m
$1,231
AtlantaKo Samui
ATL - USM
ATLUSM
Atlanta Hartsfield-Jackson
Wed 4/1
10:50 pm-3:45 pm
3 stops53h 55m
$468
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 February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- 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.
ATL-USM
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
Prices
Delays
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 February 3, 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.
How often are flights from Atlanta to Ko Samui delayed?
About 20% of weekly flights between Atlanta and Ko Samui have experienced delays in the past year, with the average delay time being 138 minutes.
What is the most punctual flight time for Atlanta to Ko Samui flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Atlanta to Ko Samui flights?
Over the last year, Delta have had the lowest number of delays on this route, with just 17% of flights being delayed.
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
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 February 3, 2026.
See what other customers who have flown with Qatar Airways and 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.
Boarding
7.5
Comfort
7.4
Crew
7.9
Entertainment
7.4
Overall
7.4
Food
7.3
Reviews
1 / 20
6.0
GoodChris,Jul 2025
DFW - DOH
Boarding
7.5
Comfort
7.4
Crew
7.9
Entertainment
7.4
Overall
7.4
Food
7.3
Reviews
1 / 20
6.0
GoodChris,Jul 2025
DFW - DOH
Boarding
7.5
Comfort
7.4
Crew
7.9
Entertainment
7.4
Overall
7.4
Food
7.3
Reviews
1 / 20
6.0
GoodChris,Jul 2025
DFW - DOH
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.
Traveling to a place near Ko Samui?
Book flights to Ko Samui if you plan to visit one of these locationsKo Tao
Ko Pha Ngan
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Other flights to Ko Samui
Explore flights to Ko Samui departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 3, 2026.
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Top 2 airlines flying from Atlanta to Ko Samui
Discover the top 2 airlines 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 February 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,377 | Average$2,191 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$1,584 | Average$1,894 | FlexibilityNo cancel fee | On-time68% |