$1,198+ 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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — USM
Oct 8 — Oct 151
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
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 September 8, 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 September 8, 2026.
This Trip.com deal was found by Cheapflights users on 9/8. 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.
Fri 10/239:30 pm -
2 stops47h 15m
Fri 10/309:40 am -
2 stops42h 10m
Deal found 9/8![Multiple Airlines logo]()
$1,198
This FlightHub deal was found by Cheapflights users on 9/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:30 pm -
2 stops40h 35m
Mon 11/304:25 pm -
2 stops34h 15m
Deal found 9/7![Lufthansa logo]()
$1,285
This Etihad Airways deal was found by Cheapflights users on 9/5. 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.
Wed 9/169:30 pm -
2 stops47h 55m
Sun 9/207:00 pm -
2 stops32h 30m
Deal found 9/5![Etihad Airways logo]()
$1,295
This Etihad Airways deal was found by Cheapflights users on 9/6. 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.
Wed 10/149:30 pm -
2 stops36h 20m
Sun 10/182:30 pm -
2 stops37h 00m
Deal found 9/6![Etihad Airways logo]()
$1,317
This Gotogate deal was found by Cheapflights users on 9/7. 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.
Thu 11/129:20 pm -
2 stops25h 20m
Mon 11/309:10 pm -
3 stops46h 41m
Deal found 9/7![Multiple Airlines logo]()
$1,550
This BusinessClass deal was found by Cheapflights users on 9/5. 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.
Tue 10/2010:30 pm -
2 stops35h 40m
Tue 10/271:25 pm -
2 stops42h 50m
Deal found 9/5![British Airways logo]()
$25,157
This BusinessClass deal was found by Cheapflights users on 9/5. 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.
Tue 10/2010:30 pm -
2 stops56h 45m
Tue 10/277:00 am -
3 stops42h 06m
Deal found 9/5![Multiple Airlines logo]()
$26,644
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 September 8, 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 September 8, 2026.
This FlightHub deal was found by Cheapflights users on 9/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:30 pm -
2 stops40h 35m
Mon 11/304:25 pm -
2 stops34h 15m
Deal found 9/7![Lufthansa logo]()
$1,285
This Etihad Airways deal was found by Cheapflights users on 9/5. 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.
Wed 9/169:30 pm -
2 stops47h 55m
Sun 9/207:00 pm -
2 stops32h 30m
Deal found 9/5![Etihad Airways logo]()
$1,295
This Gotogate deal was found by Cheapflights users on 9/7. 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.
Thu 11/129:20 pm -
2 stops25h 20m
Mon 11/309:10 pm -
3 stops46h 41m
Deal found 9/7![Multiple Airlines logo]()
$1,550
This Etihad Airways deal was found by Cheapflights users on 9/6. 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.
Wed 10/149:30 pm -
2 stops36h 20m
Sun 10/182:30 pm -
2 stops37h 00m
Deal found 9/6![Etihad Airways logo]()
$1,317
This Mytrip deal was found by Cheapflights users on 9/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:10 pm -
2 stops36h 05m
Fri 10/302:15 pm -
3 stops30h 00m
Deal found 9/8![Multiple Airlines logo]()
$1,907
This BusinessClass deal was found by Cheapflights users on 9/5. 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.
Tue 10/2010:30 pm -
2 stops56h 45m
Tue 10/277:00 am -
3 stops42h 06m
Deal found 9/5![Multiple Airlines logo]()
$26,644
Last-minute flights from Atlanta to Ko SamuiDiscover last-minute flight deals from Atlanta to Ko Samui. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Atlanta to Ko Samui. Data last updated September 8, 2026 and is based on user searches.
This Etihad Airways deal was found by Cheapflights users on 9/5. 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.
Wed 9/169:30 pm -
2 stops47h 55m
Sun 9/207:00 pm -
2 stops32h 30m
Deal found 9/5![Etihad Airways logo]()
$1,295
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 September 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,181 (SmartFares) |
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 7,457,451 searches. Data last updated September 8, 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
Cheapest round-trip
AtlantaKo Samui
ATL Atlanta Hartsfield-Jackson - USM Ko Samui
ATLUSM
Atlanta Hartsfield-Jackson
Thu 11/12
4:30 pm-9:05 pm
2 stops40h 35m
Ko Samui
Mon 11/30
4:25 pm-2:40 pm
2 stops34h 15m
$1,285
AtlantaKo Samui
ATL Atlanta Hartsfield-Jackson - USM Ko Samui
ATLUSM
Atlanta Hartsfield-Jackson
Wed 9/16
9:30 pm-8:25 am
2 stops47h 55m
Ko Samui
Sun 9/20
7:00 pm-4:30 pm
2 stops32h 30m
$1,295
AtlantaKo Samui
ATL Atlanta Hartsfield-Jackson - USM Ko Samui
ATLUSM
Atlanta Hartsfield-Jackson
Wed 10/14
9:30 pm-8:50 pm
2 stops36h 20m
Ko Samui
Sun 10/18
2:30 pm-4:30 pm
2 stops37h 00m
$1,317
AtlantaKo Samui
ATL Atlanta Hartsfield-Jackson - USM Ko Samui
ATLUSM
Atlanta Hartsfield-Jackson
Thu 11/12
9:20 pm-10:40 am
2 stops25h 20m
Ko Samui
Mon 11/30
9:10 pm-7:51 am
3 stops46h 41m
$1,550
Quickest round-trip
AtlantaKo Samui
ATL Atlanta Hartsfield-Jackson - USM Ko Samui
ATLUSM
Atlanta Hartsfield-Jackson
Fri 10/23
7:10 pm-6:15 pm
2 stops36h 05m
Ko Samui
Fri 10/30
2:15 pm-9:15 am
3 stops30h 00m
$1,907
AtlantaKo Samui
ATL Atlanta Hartsfield-Jackson - USM Ko Samui
ATLUSM
Atlanta Hartsfield-Jackson
Tue 10/20
10:30 pm-6:15 pm
2 stops56h 45m
Ko Samui
Tue 10/27
7:00 am-2:06 pm
3 stops42h 06m
$26,644
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 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
How often are flights from Atlanta to Ko Samui delayed?
About 18% of weekly flights between Atlanta and Ko Samui have experienced delays in the past year, with the average delay time being 126 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 15% 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 September 8, 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.
Entertainment
7.2
Boarding
7.6
Comfort
7.3
Crew
7.8
Overall
7.3
Food
7.1
Reviews
1 / 20
8.0
ExcellentTom,May 2026
JFK - AUH
Entertainment
7.2
Boarding
7.6
Comfort
7.3
Crew
7.8
Overall
7.3
Food
7.1
Reviews
1 / 20
8.0
ExcellentTom,May 2026
JFK - AUH
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
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
Complete your trip
Flights by cabin class
Ko Samui flight routes
Other flight options
Other flights from Atlanta
Popular flights
Alternative routes for Atlanta to Ko Samui
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ko Samui by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Atlanta to Ko Samui by cabin class
Find flights from Atlanta to Ko Samui, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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 September 8, 2026.
Atlanta and Ko Samui flights
Browse other Atlanta and Ko Samui flight options. Last updated on September 8, 2026.
Other flights from Atlanta
Browse through other flights departing from Atlanta. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,377 | Average$2,191 | FlexibilityNo cancel fee | On-time75% |