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?

Only Economy Class is available on flights from Atlanta to Ko Samui.

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

Yes. Flexible dates can save you up to 50% on flights from Atlanta to Ko Samui. 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 Choeng Mon Beach. 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 $1,310 to $4,079. That means the highest observed fare was about 3x higher than the lowest one.

How are flight prices from Atlanta to Ko Samui looking right now?

One-way fares from Atlanta to Ko Samui are currently higher than usual. Average one-way flight prices are about $1,291, which is 32% above the typical average for this route.

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 averaging $29 for economy cars. Top options include: • Drive Car Rental • Alamo • Sixt • Enterprise Rent-A-Car • Thai Rent

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.

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

Cathay Pacific ($1,384) and Qatar Airways ($1,404) are the cheapest airlines to fly round-trip from Atlanta to Ko Samui according to KAYAK data over the last 5 days.

Cheap Flights from Atlanta to Ko Samui | KAYAK

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Cheapest round-trip

$1,310

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

Multiple Airlines

Tue 4/3Tue 4/10

ATL - USM • 2 stops

Cheapest one-way

$974

Typical prices: $755-$1,378

Multiple Airlines

Wed 12/12

ATL - USM • 3 stops

When to travel

November

Cheapest • 33% price drop

November

Most popular

Good to know

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We hope you love your trip to Ko Samui!

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

Recent round-trip flight deals from Atlanta to Ko Samui

Sat, Apr 3 - Sat, Apr 10

7:10 pm - 9:20 amATL Atlanta Hartsfield-Jackson-USM Ko Samui

27h 10m2 stops Doha Hamad Intl Bangkok Suvarnabhumi

7:00 pm - 3:55 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

31h 55m2 stops Phuket City Doha Hamad Intl

$1,310Multiple Airlines

Sat, Apr 3 - Sat, Apr 10

7:10 pm - 11:05 amATL Atlanta Hartsfield-Jackson-USM Ko Samui

28h 55m2 stops Doha Hamad Intl Bangkok Suvarnabhumi

12:10 pm - 3:55 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

38h 45m2 stops Phuket City Doha Hamad Intl

$1,312Multiple Airlines

Sat, Apr 3 - Sat, Apr 10

7:10 pm - 9:20 amATL Atlanta Hartsfield-Jackson-USM Ko Samui

27h 10m2 stops Doha Hamad Intl Bangkok Suvarnabhumi

5:55 pm - 3:55 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

33h 00m2 stops Phuket City Doha Hamad Intl

$1,362Multiple Airlines

Sat, Apr 3 - Sat, Apr 10

7:10 pm - 11:05 amATL Atlanta Hartsfield-Jackson-USM Ko Samui

28h 55m2 stops Doha Hamad Intl Bangkok Suvarnabhumi

3:25 pm - 3:55 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

35h 30m2 stops Phuket City Doha Hamad Intl

$1,364Multiple Airlines

Thu, Nov 12 - Mon, Nov 16

11:07 am - 7:35 pmATL Atlanta Hartsfield-Jackson-USM Ko Samui

44h 28m2 stops Chicago O'Hare Intl Hong Kong Intl

11:40 am - 6:16 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

42h 36m2 stops Hong Kong Intl Chicago O'Hare Intl

$1,384Cathay Pacific

Fri, Feb 12 - Thu, Feb 18

7:20 pm - 10:40 amATL Atlanta Hartsfield-Jackson-USM Ko Samui

27h 20m2 stops Doha Hamad Intl Phuket City

7:00 pm - 3:45 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

32h 45m2 stops Phuket City Doha Hamad Intl

$1,404Qatar Airways

Fri, Feb 12 - Thu, Feb 18

7:20 pm - 11:55 amATL Atlanta Hartsfield-Jackson-USM Ko Samui

28h 35m2 stops Doha Hamad Intl Phuket City

11:40 am - 3:45 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

40h 05m2 stops Hong Kong Intl Doha Hamad Intl

$1,420Qatar Airways

Thu, Nov 12 - Mon, Nov 16

9:50 pm - 6:25 pmATL Atlanta Hartsfield-Jackson-USM Ko Samui

32h 35m2 stops Istanbul Phuket City

6:00 pm - 7:45 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

37h 45m2 stops Bangkok Suvarnabhumi Istanbul

$1,436Turkish Airlines

Thu, Nov 12 - Mon, Nov 16

9:50 pm - 6:25 pmATL Atlanta Hartsfield-Jackson-USM Ko Samui

32h 35m2 stops Istanbul Phuket City

6:00 pm - 7:45 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

37h 45m2 stops Bangkok Suvarnabhumi Istanbul

$1,606Turkish Airlines

Sat, Apr 3 - Sat, Apr 10

12:30 pm - 7:10 amATL Atlanta Hartsfield-Jackson-USM Ko Samui

31h 40m3 stops Chicago O'Hare Intl Hong Kong Intl Bangkok Suvarnabhumi

11:55 am - 7:27 pmUSM Ko Samui-ATL Atlanta Hartsfield-Jackson

42h 32m2 stops Hong Kong Intl Chicago O'Hare Intl

$1,610Cathay Pacific

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 with more confidence.

Which airline is the cheapest to fly from Atlanta to Ko Samui?: Cathay Pacific ($1,384) and Qatar Airways ($1,404) are the cheapest airlines to fly round-trip from Atlanta to Ko Samui according to KAYAK data over the last 5 days.

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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.

High season	November
Cheapest flight	$974

The most popular month to fly with an average 22% increase in travelers.

One-way flight from Atlanta to Ko Samui

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.

What cabin classes can I book on flights from Atlanta to Ko Samui?
Only Economy Class is available on flights from Atlanta to Ko Samui.
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.
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.
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 $1,310 to $4,079. That means the highest observed fare was about 3x higher than the lowest one.
How are flight prices from Atlanta to Ko Samui looking right now?
One-way fares from Atlanta to Ko Samui are currently higher than usual. Average one-way flight prices are about $1,291, which is 32% above the typical average for this route.
What car rental options are available at Ko Samui Airport (USM)?
Ko Samui Airport (USM) hosts 5 major car rental companies, with daily rates averaging $29 for economy cars. Top options include:

• Drive Car Rental
• Alamo
• Sixt
• Enterprise Rent-A-Car
• Thai Rent
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).
Can I save money by using flexible dates for flights from Atlanta to Ko Samui?
Yes. Flexible dates can save you up to 50% on flights from Atlanta to Ko Samui. 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 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 popular places can I visit in Ko Samui?
Some of the most popular sights in Ko Samui are Lamai Beach, Chaweng Beach and Choeng Mon Beach. These are among the most viewed places in Ko Samui on KAYAK.

If your dates are flexible, aim for a Thursday departure and avoid flying on Wednesday. On this route, Thursday flights average $1,279, about $1,237 less than Wednesday fares (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
• Melia Koh Samui
• Amari Koh Samui

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$974 Find Cheap Flights from Atlanta to Ko Samui - Compare and Save

Everything you should know

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

Recent round-trip flight deals from Atlanta to Ko Samui

Recent one-way flight deals from Atlanta to Ko Samui

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

Which airline is the cheapest 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

High season

Cheapest flight

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

Find direct flights to and from Atlanta and Ko Samui

Flights from domestic origins to Ko Samui

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