$674 Cheap Flights from Atlanta (ATL) to Samui Intl. Airport (USM)

View $674 flight on Tue, Sep 1, 2026Opens in a new window

Popular airlines from Hartsfield-Jackson Atlanta International Airport (ATL) to Samui Intl. Airport (USM)

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Cheap Flights from Atlanta to Samui Intl. Airport (ATL-USM)

Prices were available within the past 7 days and start at $674 for one-way flights and $1,079 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Etihad Airways
Tue, Sep 15 - Tue, Sep 22
ATL
Atlanta
USM
Koh Samui
$1,079 Roundtrip, found 2 days ago
$1,079
Roundtrip
found 2 days ago
Select Etihad Airways flight, departing Tue, Sep 15 from Atlanta to Koh Samui, returning Tue, Sep 22, priced at $1,079 found 2 days ago
Etihad Airways
Tue, Sep 15 - Tue, Sep 22
ATL
Atlanta
USM
Koh Samui
$1,079 Roundtrip, found 2 days ago
$1,079
Roundtrip
found 2 days ago
Select Etihad Airways flight, departing Tue, Sep 15 from Atlanta to Koh Samui, returning Tue, Sep 22, priced at $1,079 found 2 days ago
Etihad Airways
Tue, Sep 1 - Fri, Sep 18
ATL
Atlanta
USM
Koh Samui
$1,083 Roundtrip, found 5 days ago
$1,083
Roundtrip
found 5 days ago
Select Etihad Airways flight, departing Tue, Sep 1 from Atlanta to Koh Samui, returning Fri, Sep 18, priced at $1,083 found 5 days ago
Etihad Airways
Tue, Sep 1 - Fri, Sep 18
ATL
Atlanta
USM
Koh Samui
$1,089 Roundtrip, found 5 days ago
$1,089
Roundtrip
found 5 days ago
Select Etihad Airways flight, departing Tue, Sep 1 from Atlanta to Koh Samui, returning Fri, Sep 18, priced at $1,089 found 5 days ago
Etihad Airways
Tue, Sep 1 - Fri, Sep 18
ATL
Atlanta
USM
Koh Samui
$1,093 Roundtrip, found 5 days ago
$1,093
Roundtrip
found 5 days ago
Select Etihad Airways flight, departing Tue, Sep 1 from Atlanta to Koh Samui, returning Fri, Sep 18, priced at $1,093 found 5 days ago
Etihad Airways
Thu, May 7 - Sun, May 17
ATL
Atlanta
USM
Koh Samui
$1,099 Roundtrip, found 1 day ago
$1,099
Roundtrip
found 1 day ago
Select Etihad Airways flight, departing Thu, May 7 from Atlanta to Koh Samui, returning Sun, May 17, priced at $1,099 found 1 day ago
Qatar Airways
Tue, Sep 1 - Tue, Sep 8
ATL
Atlanta
USM
Koh Samui
$1,265 Roundtrip, found 2 days ago
$1,265
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Tue, Sep 1 from Atlanta to Koh Samui, returning Tue, Sep 8, priced at $1,265 found 2 days ago
Cathay Pacific
Mon, Nov 24 - Tue, Dec 2
ATL
Atlanta
USM
Koh Samui
$1,521 Roundtrip, found 4 days ago
$1,521
Roundtrip
found 4 days ago
Select Cathay Pacific flight, departing Mon, Nov 24 from Atlanta to Koh Samui, returning Tue, Dec 2, priced at $1,521 found 4 days ago
Turkish Airlines
Mon, May 4 - Mon, May 11
ATL
Atlanta
USM
Koh Samui
$1,548 Roundtrip, found 3 days ago
$1,548
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Mon, May 4 from Atlanta to Koh Samui, returning Mon, May 11, priced at $1,548 found 3 days ago
Air France
Mon, Feb 9 - Tue, Apr 14
ATL
Atlanta
USM
Koh Samui
$1,831 Roundtrip, found 9 hours ago
$1,831
Roundtrip
found 9 hours ago
Select Air France flight, departing Mon, Feb 9 from Atlanta to Koh Samui, returning Tue, Apr 14, priced at $1,831 found 9 hours ago

Alternative airports near Koh Samui

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Samui Intl. Airport USM. Cheapest and Closest option available. Average driving time to city center is 31 minutes. Flights from $1,641
USM
Samui Intl. Airport
CheapestClosest
Average driving time to city center31 min
Flights from $1,641
Flights from Atlanta (ATL) to Samui Intl. Airport (USM)
Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
Samui Intl. Airport
Airlines serving
Air France, British Airways, Cathay Pacific, Etihad Airways, KLM, Lufthansa, Qatar Airways
Roundtrip price
$1,079
Distance
9437 mi

Atlanta to Samui Intl. Airport Flights

The cheapest times to fly from Atlanta to Samui Intl. Airport

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Atlanta to Samui Intl. Airport are during the month of September. You can find some of the cheapest flights from Atlanta to Samui Intl. Airport with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Atlanta to Samui Intl. Airport

Sunday is one of the best days to book for cheap flights from Atlanta to Samui Intl. Airport: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Atlanta to Samui Intl. Airport

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Atlanta to Samui Intl. Airport in 2025. You can also book with separate airlines for your outbound and return journeys, from $674 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Atlanta to Samui Intl. Airport flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Atlanta to Samui Intl. Airport airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Ko Samui Airport (USM) cost?
Secure a cheap one-way flight from $674 or cheap return flight from $1,079 from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Ko Samui Airport (USM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Ko Samui Airport (USM)?
The cheapest month to fly from ATL to USM is September, when demand is low. Off-peak months are generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Ko Samui Airport (USM)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from ATL to USM. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Ko Samui Airport (USM)?
You'll need to hop on a flight with a layover if you're traveling from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Ko Samui Airport (USM). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from ATL to USM?
Typically you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can vary based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Ko Samui Airport (USM)?
To touch down at Ko Samui Airport (USM) on schedule, book a flight that leaves from Hartsfield-Jackson Atlanta Intl. Airport (ATL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Ko Samui Airport (USM) last-minute?
Booking your ticket from ATL to USM right before your getaway is typically more expensive. However, if there's some wiggle room with your schedule, you could score a cheap last-minute fare.
Is it cheaper to book an ATL to USM flight and hotel package?
Compared with arranging hotels and flights separately, booking an ATL to USM flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place will take the stress out of planning your trip. Simply secure your flights and choose from our extensive range of stays, then customize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Ko Samui Airport (USM)?
If you reserved your ATL to USM flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

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*Available to One Key members.