Which airports can I use when flying from Atlanta to Ko Samui?

Flights from Atlanta to Ko Samui usually depart from Atlanta Hartsfield-Jackson (ATL) and arrive at Ko Samui (USM).

What cabin classes can I book on flights from Atlanta to Ko Samui?

Two cabin classes are available on flights from Atlanta to Ko Samui: • Economy Class • Business Class

Can I save money by using flexible dates for flights from Atlanta to Ko Samui?

Yes. Being flexible with your travel dates can save you up to 50% on the Atlanta to Ko Samui route. Thursday is the cheapest departure day at $1,279 round-trip on average, while Wednesday is the most expensive at $2,516, a difference of $1,237. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in Ko Samui?

Some of the most popular sights in Ko Samui are Lamai Beach, Chaweng Beach and Fishermans Village. These are among the most viewed places in Ko Samui on KAYAK.

Do I need a passport to fly from Atlanta to Ko Samui?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Atlanta to Ko Samui changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,097 to $9,666. That means the highest observed fare was about 9x higher than the lowest one.

What is the time difference between Atlanta and Ko Samui?

Ko Samui is 11 hours ahead of Atlanta (Indochina Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Ko Samui Airport (USM)?

Ko Samui Airport (USM) hosts 5 major car rental companies, with daily rates starting from around $14 for economy cars. Top options include: • Drive Car Rental • Alamo • Sixt • Enterprise Rent-A-Car • Hertz

How much should I expect to pay for a Atlanta to Ko Samui flight?

Round-trip flights from Atlanta to Ko Samui range from $1,297 to $2,191, with an average of $1,778 over the past 12 months. Anything below $1,297 counts as a good deal.

Cheap Flights from Atlanta to Ko Samui | KAYAK

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Cheapest round-trip

$1,097

Typical prices: $1,297-$2,191

Multiple Airlines

Sat 10/27Sat 11/3

ATL - USM • 2 stops

When to travel

November

Cheapest • 33% price drop

November

Most popular

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Flight Deals

Cheap Flights from Atlanta to Ko Samui (ATL-USM)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Atlanta to Ko Samui

Tue, Oct 27 - Tue, Nov 3

10:20 pm - 3:20 pmATL Atlanta Hartsfield-Jackson-USM Ko Samui

30h 00m2 stops Abu Dhabi Zayed Intl Bangkok Suvarnabhumi

5:05 pm - 3:50 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

34h 45m2 stops Bangkok Suvarnabhumi Abu Dhabi Zayed Intl

$1,097Multiple Airlines

Tue, Oct 13 - Tue, Oct 20

9:30 pm - 7:10 amATL Atlanta Hartsfield-Jackson-USM Ko Samui

46h 40m2 stops Abu Dhabi Zayed Intl Bangkok Suvarnabhumi

5:55 pm - 4:30 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

33h 35m2 stops Phuket City Abu Dhabi Zayed Intl

$1,124Multiple Airlines

Sat, Oct 24 - Sat, Oct 31

9:30 pm - 8:25 pmATL Atlanta Hartsfield-Jackson-USM Ko Samui

35h 55m2 stops Abu Dhabi Zayed Intl Bangkok Suvarnabhumi

9:30 pm - 4:50 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

54h 20m2 stops Bangkok Suvarnabhumi Abu Dhabi Zayed Intl

$1,269Multiple Airlines

Tue, Oct 27 - Tue, Nov 3

10:20 pm - 10:40 amATL Atlanta Hartsfield-Jackson-USM Ko Samui

25h 20m2 stops Abu Dhabi Zayed Intl Phuket City

7:55 am - 3:50 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

43h 55m3 stops Bangkok Suvarnabhumi Phuket City Abu Dhabi Zayed Intl

$1,288Multiple Airlines

Fri, Oct 16 - Tue, Oct 20

9:30 pm - 8:15 amATL Atlanta Hartsfield-Jackson-USM Ko Samui

47h 45m2 stops Abu Dhabi Zayed Intl Bangkok Suvarnabhumi

7:10 pm - 4:30 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

32h 20m2 stops Bangkok Suvarnabhumi Abu Dhabi Zayed Intl

$1,295Etihad Airways

Fri, Feb 12 - Thu, Feb 18

7:35 pm - 5:30 pmATL Atlanta Hartsfield-Jackson-USM Ko Samui

33h 55m2 stops Doha Hamad Intl Phuket City

9:30 pm - 3:15 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

29h 45m2 stops Bangkok Suvarnabhumi Doha Hamad Intl

$1,300Multiple Airlines

Fri, Feb 12 - Thu, Feb 18

7:35 pm - 11:55 amATL Atlanta Hartsfield-Jackson-USM Ko Samui

28h 20m2 stops Doha Hamad Intl Phuket City

10:00 am - 3:15 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

41h 15m2 stops Bangkok Suvarnabhumi Doha Hamad Intl

$1,300Multiple Airlines

Fri, Feb 12 - Thu, Feb 18

7:35 pm - 5:30 pmATL Atlanta Hartsfield-Jackson-USM Ko Samui

33h 55m2 stops Doha Hamad Intl Phuket City

9:30 pm - 3:15 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

29h 45m2 stops Bangkok Suvarnabhumi Doha Hamad Intl

$1,301Multiple Airlines

Fri, Feb 12 - Thu, Feb 18

7:35 pm - 10:35 amATL Atlanta Hartsfield-Jackson-USM Ko Samui

27h 00m2 stops Doha Hamad Intl Bangkok Suvarnabhumi

6:15 pm - 3:15 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

33h 00m2 stops Phuket City Doha Hamad Intl

$1,312Qatar Airways

Wed, Oct 14 - Sun, Oct 18

9:30 pm - 9:35 pmATL Atlanta Hartsfield-Jackson-USM Ko Samui

37h 05m2 stops Abu Dhabi Zayed Intl Bangkok Suvarnabhumi

7:00 pm - 4:30 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

32h 30m2 stops Phuket City Abu Dhabi Zayed Intl

$1,317Etihad Airways

Booking Insights

Price, demand and travel trends for Atlanta to Ko Samui flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Atlanta to Ko Samui with more confidence.

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

Etihad Airways ($1,295) and Qatar Airways ($1,312) are the cheapest airlines to fly round-trip from Atlanta to Ko Samui according to KAYAK data over the last 5 days.

Find deals

Expert advice

Our travel experts

Stefanie Waldek

Expert on Frontier and Delta

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Harriet Baskas

Expert on JetBlue

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Joe Cortez

Expert on Etihad Airways

Joe Cortez is a seasoned managing editor in aviation with over a decade of industry experience. His work has been featured on prominent platforms such as FlyerTalk and TripSavvy, establishing him as a respected voice in aviation journalism.

Low season	August
High season	November

Most popular time to fly and prices are also 33% lower on average.

When to book flights from Atlanta to Ko Samui

Are your dates flexible? Find out the best times to travel from Atlanta to Ko Samui based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Atlanta to Ko Samui?
Flights from Atlanta to Ko Samui usually depart from Atlanta Hartsfield-Jackson (ATL) and arrive at Ko Samui (USM).
What cabin classes can I book on flights from Atlanta to Ko Samui?
Two cabin classes are available on flights from Atlanta to Ko Samui:

• Economy Class
• Business Class
Can I save money by using flexible dates for flights from Atlanta to Ko Samui?
Yes. Being flexible with your travel dates can save you up to 50% on the Atlanta to Ko Samui route. Thursday is the cheapest departure day at $1,279 round-trip on average, while Wednesday is the most expensive at $2,516, a difference of $1,237. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What popular places can I visit in Ko Samui?
Some of the most popular sights in Ko Samui are Lamai Beach, Chaweng Beach and Fishermans Village. These are among the most viewed places in Ko Samui on KAYAK.
Do I need a passport to fly from Atlanta to Ko Samui?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
Have flight prices from Atlanta to Ko Samui changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,097 to $9,666. That means the highest observed fare was about 9x higher than the lowest one.
What is the time difference between Atlanta and Ko Samui?
Ko Samui is 11 hours ahead of Atlanta (Indochina Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.
What car rental options are available at Ko Samui Airport (USM)?
Ko Samui Airport (USM) hosts 5 major car rental companies, with daily rates starting from around $14 for economy cars. Top options include:
• Drive Car Rental
• Alamo
• Sixt
• Enterprise Rent-A-Car
• Hertz
How much should I expect to pay for a Atlanta to Ko Samui flight?
Round-trip flights from Atlanta to Ko Samui range from $1,297 to $2,191, with an average of $1,778 over the past 12 months. Anything below $1,297 counts as a good deal.

If your dates can be flexible, aim for a Thursday departure instead of Wednesday. On this route, Thursday flights average $1,279 - about $1,237 less than Wednesday (49% savings) based on the last 12 months.
If you can choose when to travel, plan your Atlanta to Ko Samui trip for November. Fares historically average $1,199 round-trip in that month - typically $992 less than the most expensive month, which is December (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Ko Samui Airport.
- Ozo Chaweng Samui - Sha Extra Plus
- Amari Koh Samui
- Cosi Samui Chaweng Beach

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Everything you should know

Cheap Flights from Atlanta to Ko Samui (ATL-USM)

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Price, demand and travel trends for Atlanta to Ko Samui flights

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

Expert advice for your flight from Atlanta to Ko Samui

Key details for Atlanta to Ko Samui flights

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When to book flights from Atlanta to Ko Samui

Your Atlanta to Ko Samui flight questions, answered

Your guide to booking Atlanta to Ko Samui flights

More options for your flight from Atlanta to Ko Samui

Complete your trip to Ko Samui with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Atlanta to Ko Samui

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