How often are flights from Atlanta to Ko Samui delayed?

Historically, on average around 18% of flights between Atlanta and Ko Samui have experienced a delay on any given week. The average delay length over the past 12 months has been 130 minutes.

What is the cheapest airline that flies from Atlanta Hartsfield-Jackson to Ko Samui?

Etihad Airways is the most popular carrier operating from Atlanta Hartsfield-Jackson to Ko Samui

Which airline has the best punctuality record on Atlanta to Ko Samui flights?

According to our data, Delta have had the least number of delays on this route over the last 12 months; with about 16% of their flights experiencing any sort of delay.

What is the most punctual flight time for Atlanta to Ko Samui flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Ko Samui Airport?

Prices for flights from Atlanta Hartsfield-Jackson Airport to Ko Samui Airport were last updated today.

How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Ko Samui Airport?

There is 1 operator available for flights from Atlanta Hartsfield-Jackson Airport to Ko Samui Airport as of December 2025.

How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Ko Samui Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Atlanta Hartsfield-Jackson Airport to Ko Samui Airport.

What documentation or ID do you need to fly to Ko Samui Airport?

The necessary travel and health documents for your Ko Samui Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$45 Cheap Flights from Atlanta to Ko Samui in 2025/26

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10:00 pm - 7:10 am

ATL

USM

46h 10m2 stops

7:50 am - 4:20 pm

USM

ATL

43h 30m2 stops

$1,149Multiple Airlines

Fri, Apr 3 - Tue, Apr 14

7:35 pm - 6:55 pm

ATL

USM

35h 20m2 stops

9:10 pm - 3:15 pm

USM

ATL

54h 05m2 stops

$1,275Multiple Airlines

Sun, Jan 25 - Sun, Feb 1

9:20 pm - 10:35 am

ATL

USM

25h 15m2 stops

8:20 pm - 3:15 pm

USM

ATL

54h 55m2 stops

$1,354Multiple Airlines

Mon, Mar 2 - Thu, Mar 5

7:25 pm - 11:55 am

ATL

USM

53h 30m2 stops

5:55 pm - 4:00 pm

USM

ATL

57h 05m2 stops

$1,390Qatar Airways

Thu, Apr 30 - Mon, May 4

1:58 pm - 8:00 am

ATL

USM

30h 02m3 stops

6:15 pm - 3:50 pm

USM

ATL

33h 35m2 stops

$1,443Multiple Airlines

Sun, Jan 25 - Sun, Feb 1

10:00 pm - 7:10 am

ATL

USM

46h 10m2 stops

7:50 am - 11:43 pm

USM

ATL

26h 53m3 stops

$1,700Multiple Airlines

Fri, Apr 3 - Tue, Apr 14

4:55 pm - 11:30 am

ATL

USM

30h 35m3 stops

7:00 pm - 3:50 pm

USM

ATL

32h 50m2 stops

$2,131Multiple Airlines

Mon, Mar 2 - Thu, Mar 5

4:05 pm - 8:35 am

ATL

USM

29h 30m3 stops

7:50 am - 11:43 pm

USM

ATL

26h 53m3 stops

$2,564Multiple Airlines

Fri, Apr 3 - Tue, Apr 14

6:25 pm - 5:40 pm

ATL

USM

35h 15m3 stops

7:00 am - 10:07 pm

USM

ATL

27h 07m3 stops

$2,736Cathay Pacific

Mon, Mar 2 - Thu, Mar 5

11:05 am - 9:20 pm

ATL

USM

46h 15m3 stops

7:55 am - 10:35 pm

USM

ATL

26h 40m3 stops

$2,754Cathay Pacific

Sun, Jan 25 - Sun, Feb 1

Cathay Pacific flights from Atlanta to Ko Samui

Our best Cathay Pacific deals on Atlanta to Ko Samui flight tickets

Cathay Pacific

Mar 2

ATL6:25 pmAtlanta Hartsfield-Jackson

35h 15m

3 stops

USM5:40 pmKo Samui

Mar 5

USM7:00 amKo Samui

27h 07m

3 stops

ATL10:07 pmAtlanta Hartsfield-Jackson

$2,736

Find similar

Cathay Pacific

Jan 25

ATL11:05 amAtlanta Hartsfield-Jackson

46h 15m

3 stops

USM9:20 pmKo Samui

Feb 1

USM7:55 amKo Samui

26h 40m

3 stops

ATL10:35 pmAtlanta Hartsfield-Jackson

$2,754

Find similar

British Airways flights from Atlanta to Ko Samui

Our best British Airways deals on Atlanta to Ko Samui flight tickets

British Airways

Jan 11

ATL10:10 pmAtlanta Hartsfield-Jackson

34h 55m

2 stops

USM9:05 pmKo Samui

Jan 19

USM7:00 pmKo Samui

37h 10m

2 stops

ATL8:10 pmAtlanta Hartsfield-Jackson

$19,911

Find similar

British Airways

Jan 10

ATL10:10 pmAtlanta Hartsfield-Jackson

34h 55m

2 stops

USM9:05 pmKo Samui

Jan 19

USM7:00 pmKo Samui

37h 10m

2 stops

ATL8:10 pmAtlanta Hartsfield-Jackson

$20,211

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AtlantaKo Samui

ATL - USM

ATLUSM

Atlanta Hartsfield-Jackson

Fri 4/3

10:00 pm-7:10 am

2 stops46h 10m

Ko Samui

Tue 4/14

7:50 am-4:20 pm

2 stops43h 30m

$1,149

AtlantaKo Samui

ATL - USM

ATLUSM

Atlanta Hartsfield-Jackson

Sun 1/25

7:35 pm-6:55 pm

2 stops35h 20m

Ko Samui

Sun 2/1

9:10 pm-3:15 pm

2 stops54h 05m

$1,275

AtlantaKo Samui

ATL - USM

ATLUSM

Atlanta Hartsfield-Jackson

Mon 3/2

9:20 pm-10:35 am

2 stops25h 15m

Ko Samui

Thu 3/5

8:20 pm-3:15 pm

2 stops54h 55m

$1,354

AtlantaKo Samui

ATL - USM

ATLUSM

Atlanta Hartsfield-Jackson

Thu 4/30

7:25 pm-11:55 am

2 stops53h 30m

Ko Samui

Mon 5/4

5:55 pm-4:00 pm

2 stops57h 05m

$1,390

AtlantaKo Samui

ATL - USM

ATLUSM

Atlanta Hartsfield-Jackson

Sun 1/25

1:58 pm-8:00 am

3 stops30h 02m

Ko Samui

Sun 2/1

6:15 pm-3:50 pm

2 stops33h 35m

$1,443

AtlantaKo Samui

ATL - USM

ATLUSM

Atlanta Hartsfield-Jackson

Fri 4/3

10:00 pm-7:10 am

2 stops46h 10m

Ko Samui

Tue 4/14

7:50 am-11:43 pm

3 stops26h 53m

$1,700

AtlantaKo Samui

ATL - USM

ATLUSM

Atlanta Hartsfield-Jackson

Mon 3/2

4:55 pm-11:30 am

3 stops30h 35m

Ko Samui

Thu 3/5

7:00 pm-3:50 pm

2 stops32h 50m

$2,131

AtlantaKo Samui

ATL - USM

ATLUSM

Atlanta Hartsfield-Jackson

Fri 4/3

4:05 pm-8:35 am

3 stops29h 30m

Ko Samui

Tue 4/14

7:50 am-11:43 pm

3 stops26h 53m

$2,564

AtlantaKo Samui

ATL - USM

ATLUSM

Atlanta Hartsfield-Jackson

Mon 3/2

6:25 pm-5:40 pm

3 stops35h 15m

Ko Samui

Thu 3/5

7:00 am-10:07 pm

3 stops27h 07m

$2,736

AtlantaKo Samui

ATL - USM

ATLUSM

Atlanta Hartsfield-Jackson

Sun 1/25

11:05 am-9:20 pm

3 stops46h 15m

Ko Samui

Sun 2/1

7:55 am-10:35 pm

3 stops26h 40m

$2,754

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Atlanta to Ko Samui

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

What is the cheapest day to depart on your flight to Ko Samui?

Our data shows that Wednesday is the least expensive day to fly to Ko Samui. Tickets to fly out on this day can be as low as $131. Flights from Atlanta to Ko Samui on a Sunday will generally be more expensive and average around $782. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ko Samui?

Our data shows that the cheapest Atlanta to Ko Samui flights are usually those with departure times in the evening. Our users have found flights to Ko Samui in the evening for as low as $142. In the morning is when there is more demand to fly to Ko Samui, so prices are often more expensive at around $708 per ticket.

When to book flights from Atlanta to Ko Samui

Are you open to changing your travel dates? Check out the ideal times to fly from Atlanta to Ko Samui according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Atlanta to Ko Samui (ATL to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Atlanta to Ko Samui

Fastest flight time	46h 10m
Direct flights	None

The fastest flight from Atlanta to Ko Samui takes 46h 10m

There are no direct flights from Atlanta to Ko Samui. There are no popular flight routes from Atlanta to Ko Samui.

Search flight deals

How far is Atlanta Hartsfield-Jackson to Ko Samui by plane?
Atlanta Hartsfield-Jackson and Ko Samui are 9425.8 mi apart from one another. In terms of flight time, this usually takes a little over 46h 10m.
When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Ko Samui Airport?
Prices for flights from Atlanta Hartsfield-Jackson Airport to Ko Samui Airport were last updated today.
How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Ko Samui Airport?
There is 1 operator available for flights from Atlanta Hartsfield-Jackson Airport to Ko Samui Airport as of December 2025.
How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Ko Samui Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Atlanta Hartsfield-Jackson Airport to Ko Samui Airport.
What documentation or ID do you need to fly to Ko Samui Airport?
The necessary travel and health documents for your Ko Samui Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Atlanta to Ko Samui?
momondo data reveals that the most frequently booked airline on the route from Atlanta to Ko Samui is Qatar Airways, representing 100% of all bookings.

Best airlines flying from Atlanta to Ko Samui

Compare and see reviews for airlines that fly from Atlanta to Ko Samui with momondo

Airline	Rating	Free Cancellation	Price
Qatar Airways	PriceFrom $1,584	Free Cancellation	Rating 7.4 3,677 reviews		Search Qatar Airways flights

Ko Tao

Ko Pha Ngan

Khanom

Why use momondo?

Why should I use momondo to find a flight deal from Atlanta to Ko Samui?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Atlanta to Ko Samui for you.

Can I find flights from Atlanta to Ko Samui with flexible booking policies on momondo?

momondo does allow users to show only those flights to Ko Samui from Atlanta which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Atlanta to Ko Samui?

Once you have performed a search for Atlanta to Ko Samui flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Atlanta to Ko Samui right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Atlanta to Ko Samui now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ko Samui and let you know when they change.

An easier way to manage your Ko Samui trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Atlanta to Ko Samui from $576

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Ko Samui departing on 4/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Filter for what you want

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Cathay Pacific flights from Atlanta to Ko Samui

Our best Cathay Pacific deals on Atlanta to Ko Samui flight tickets

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Our best British Airways deals on Atlanta to Ko Samui flight tickets

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How to get the cheapest flight ticket from Atlanta to Ko Samui

What is the cheapest day to depart on your flight to Ko Samui?

What is the cheapest time of day to depart on your flight to Ko Samui?

What is the cheapest airline that flies from Atlanta Hartsfield-Jackson to Ko Samui?

Etihad Airways is the most popular carrier operating from Atlanta Hartsfield-Jackson to Ko Samui

How often are flights from Atlanta to Ko Samui delayed?

Historically, on average around 18% of flights between Atlanta and Ko Samui have experienced a delay on any given week. The average delay length over the past 12 months has been 130 minutes.

What is the most punctual flight time for Atlanta to Ko Samui flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Atlanta to Ko Samui flights?

According to our data, Delta have had the least number of delays on this route over the last 12 months; with about 16% of their flights experiencing any sort of delay.

When to book flights from Atlanta to Ko Samui

Cheap Atlanta to Ko Samui (ATL to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Atlanta to Ko Samui

Fastest flight time

Direct flights

How far is Atlanta Hartsfield-Jackson to Ko Samui by plane?

When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Ko Samui Airport?

How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Ko Samui Airport?

How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Ko Samui Airport?

What documentation or ID do you need to fly to Ko Samui Airport?

What is the most popular airline from Atlanta to Ko Samui?

Best airlines flying from Atlanta to Ko Samui

Compare and see reviews for airlines that fly from Atlanta to Ko Samui with momondo

Traveling to a place near Ko Samui?

Why use momondo?

Why should I use momondo to find a flight deal from Atlanta to Ko Samui?

Can I find flights from Atlanta to Ko Samui with flexible booking policies on momondo?

How can momondo help me find flights from Atlanta to Ko Samui?

I’m not ready to book a flight from Atlanta to Ko Samui right now. Can momondo alert me if prices change?

An easier way to manage your Ko Samui trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Thailand

Airports servicing Thailand