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Cheap flights from Raleigh to Ko Samui from $942

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Raleigh to Ko Samui departing on 9/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Raleigh to Ko Samui

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
4:42 pm - 7:40 pmRDU  Raleigh-Durham-USM Ko Samui
39h 58m2 stops Dallas/Fort Worth Hong Kong Intl
Cathay Pacific Logo
11:55 am - 9:49 pmUSM  Ko Samui-RDU Raleigh-Durham
44h 54m2 stops Hong Kong Intl Chicago O'Hare Intl
$1,696Cathay Pacific
Thu, Sep 3 - Mon, Sep 14
Multiple Airlines Logo
4:42 pm - 7:40 pmRDU  Raleigh-Durham-USM Ko Samui
39h 58m2 stops Dallas/Fort Worth Hong Kong Intl
Multiple Airlines Logo
11:55 am - 5:41 amUSM  Ko Samui-RDU Raleigh-Durham
52h 46m2 stops Hong Kong Intl Seattle/Tacoma Intl
$1,696Multiple Airlines
Thu, Sep 3 - Sun, Sep 13
Multiple Airlines Logo
3:40 pm - 9:10 pmRDU  Raleigh-Durham-USM Ko Samui
42h 30m2 stops Frankfurt am Main Singapore Changi
Multiple Airlines Logo
1:30 pm - 1:45 pmUSM  Ko Samui-RDU Raleigh-Durham
35h 15m2 stops Singapore Changi Frankfurt am Main
$1,709Multiple Airlines
Sat, Sep 5 - Mon, Sep 14
Multiple Airlines Logo
4:50 pm - 7:40 pmRDU  Raleigh-Durham-USM Ko Samui
39h 50m2 stops Toronto Pearson Intl Hong Kong Intl
Multiple Airlines Logo
11:55 am - 11:51 pmUSM  Ko Samui-RDU Raleigh-Durham
46h 56m2 stops Hong Kong Intl Dallas/Fort Worth
$1,710Multiple Airlines
Sat, Sep 19 - Sat, Sep 26
Multiple Airlines Logo
3:40 pm - 9:10 pmRDU  Raleigh-Durham-USM Ko Samui
42h 30m2 stops Frankfurt am Main Singapore Changi
Multiple Airlines Logo
11:55 am - 1:45 pmUSM  Ko Samui-RDU Raleigh-Durham
36h 50m2 stops Hong Kong Intl Frankfurt am Main
$1,726Multiple Airlines
Sat, Sep 5 - Tue, Sep 15
Multiple Airlines Logo
6:04 pm - 7:40 pmRDU  Raleigh-Durham-USM Ko Samui
38h 36m2 stops Los Angeles Hong Kong Intl
Multiple Airlines Logo
11:55 am - 11:59 pmUSM  Ko Samui-RDU Raleigh-Durham
47h 04m2 stops Hong Kong Intl Chicago O'Hare Intl
$1,736Multiple Airlines
Sat, Sep 19 - Sat, Sep 26
Multiple Airlines Logo
6:04 pm - 7:40 pmRDU  Raleigh-Durham-USM Ko Samui
38h 36m2 stops Los Angeles Hong Kong Intl
Multiple Airlines Logo
11:55 am - 11:59 pmUSM  Ko Samui-RDU Raleigh-Durham
47h 04m2 stops Hong Kong Intl Chicago O'Hare Intl
$1,737Multiple Airlines
Sat, Sep 19 - Sat, Sep 26
Multiple Airlines Logo
6:04 pm - 7:40 pmRDU  Raleigh-Durham-USM Ko Samui
38h 36m2 stops Los Angeles Hong Kong Intl
Multiple Airlines Logo
11:55 am - 11:59 pmUSM  Ko Samui-RDU Raleigh-Durham
47h 04m2 stops Hong Kong Intl Chicago O'Hare Intl
$1,738Multiple Airlines
Sat, Sep 19 - Sat, Sep 26
Multiple Airlines Logo
6:04 pm - 7:40 pmRDU  Raleigh-Durham-USM Ko Samui
38h 36m2 stops Los Angeles Hong Kong Intl
Multiple Airlines Logo
11:55 am - 11:59 pmUSM  Ko Samui-RDU Raleigh-Durham
47h 04m2 stops Hong Kong Intl Chicago O'Hare Intl
$1,742Multiple Airlines
Sat, Sep 19 - Sat, Sep 26
Cathay Pacific Logo
4:42 pm - 7:40 pmRDU  Raleigh-Durham-USM Ko Samui
39h 58m2 stops Dallas/Fort Worth Hong Kong Intl
Cathay Pacific Logo
11:55 am - 11:59 pmUSM  Ko Samui-RDU Raleigh-Durham
47h 04m2 stops Hong Kong Intl Chicago O'Hare Intl
$1,746Cathay Pacific
Fri, Sep 4 - Mon, Sep 14

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Cathay Pacific flights from Raleigh to Ko Samui

Our best Cathay Pacific deals on Raleigh to Ko Samui flight tickets
Cathay Pacific
Sep 4
RDU4:42 pmRaleigh-Durham
39h 58m
2 stops
USM7:40 pmKo Samui
Sep 14
USM11:55 amKo Samui
47h 04m
2 stops
RDU11:59 pmRaleigh-Durham
$1,746
Cathay Pacific
Sep 3
RDU7:24 pmRaleigh-Durham
37h 16m
2 stops
USM7:40 pmKo Samui
Sep 15
USM11:55 amKo Samui
42h 39m
2 stops
RDU7:34 pmRaleigh-Durham
$1,792
Cathay Pacific
Sep 4
RDU4:42 pmRaleigh-Durham
39h 58m
2 stops
USM7:40 pmKo Samui
Sep 15
USM11:55 amKo Samui
46h 56m
2 stops
RDU11:51 pmRaleigh-Durham
$1,836

Qatar Airways flights from Raleigh to Ko Samui

Our best Qatar Airways deals on Raleigh to Ko Samui flight tickets
Qatar Airways
Sep 4
RDU5:40 pmRaleigh-Durham
30h 25m
3 stops
USM11:05 amKo Samui
Sep 14
USM7:00 pmKo Samui
31h 36m
3 stops
RDU3:36 pmRaleigh-Durham
$1,834
Qatar Airways
Sep 19
RDU6:45 pmRaleigh-Durham
28h 45m
3 stops
USM10:30 amKo Samui
Sep 26
USM8:35 pmKo Samui
33h 11m
3 stops
RDU6:46 pmRaleigh-Durham
$1,890
Qatar Airways
Sep 19
RDU6:45 pmRaleigh-Durham
28h 45m
3 stops
USM10:30 amKo Samui
Sep 26
USM8:35 pmKo Samui
33h 11m
3 stops
RDU6:46 pmRaleigh-Durham
$1,898

momondo Fare Finder

 
Customize your flight search to find flights from Raleigh 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, momondo users made 832,500 searches. Data last updated August 9, 2026.
Use the filters below to find and compare flights from Raleigh to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RaleighKo Samui

RDU Raleigh-Durham - USM Ko Samui

RDUUSM

Raleigh-Durham

Thu 9/3

4:42 pm-7:40 pm

2 stops39h 58m

Ko Samui

Mon 9/14

11:55 am-9:49 pm

2 stops44h 54m

$1,696

RaleighKo Samui

RDU Raleigh-Durham - USM Ko Samui

RDUUSM

Raleigh-Durham

Thu 9/3

4:42 pm-7:40 pm

2 stops39h 58m

Ko Samui

Sun 9/13

11:55 am-5:41 am

2 stops52h 46m

$1,696
Quickest round-trip

RaleighKo Samui

RDU Raleigh-Durham - USM Ko Samui

RDUUSM

Raleigh-Durham

Sat 9/5

3:40 pm-9:10 pm

2 stops42h 30m

Ko Samui

Mon 9/14

1:30 pm-1:45 pm

2 stops35h 15m

$1,709

RaleighKo Samui

RDU Raleigh-Durham - USM Ko Samui

RDUUSM

Raleigh-Durham

Sat 9/19

4:50 pm-7:40 pm

2 stops39h 50m

Ko Samui

Sat 9/26

11:55 am-11:51 pm

2 stops46h 56m

$1,710

RaleighKo Samui

RDU Raleigh-Durham - USM Ko Samui

RDUUSM

Raleigh-Durham

Sat 9/5

3:40 pm-9:10 pm

2 stops42h 30m

Ko Samui

Tue 9/15

11:55 am-1:45 pm

2 stops36h 50m

$1,726

RaleighKo Samui

RDU Raleigh-Durham - USM Ko Samui

RDUUSM

Raleigh-Durham

Sat 9/19

6:04 pm-7:40 pm

2 stops38h 36m

Ko Samui

Sat 9/26

11:55 am-11:59 pm

2 stops47h 04m

$1,736

RaleighKo Samui

RDU Raleigh-Durham - USM Ko Samui

RDUUSM

Raleigh-Durham

Sat 9/19

6:04 pm-7:40 pm

2 stops38h 36m

Ko Samui

Sat 9/26

11:55 am-11:59 pm

2 stops47h 04m

$1,737

RaleighKo Samui

RDU Raleigh-Durham - USM Ko Samui

RDUUSM

Raleigh-Durham

Sat 9/19

6:04 pm-7:40 pm

2 stops38h 36m

Ko Samui

Sat 9/26

11:55 am-11:59 pm

2 stops47h 04m

$1,738

RaleighKo Samui

RDU Raleigh-Durham - USM Ko Samui

RDUUSM

Raleigh-Durham

Sat 9/19

6:04 pm-7:40 pm

2 stops38h 36m

Ko Samui

Sat 9/26

11:55 am-11:59 pm

2 stops47h 04m

$1,742

RaleighKo Samui

RDU Raleigh-Durham - USM Ko Samui

RDUUSM

Raleigh-Durham

Fri 9/4

4:42 pm-7:40 pm

2 stops39h 58m

Ko Samui

Mon 9/14

11:55 am-11:59 pm

2 stops47h 04m

$1,746

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Ko Samui from

How to get the cheapest flight ticket from Raleigh 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

What is the cheapest airline that flies from Raleigh-Durham to Ko Samui?

Qatar Airways is the most popular carrier operating from Raleigh-Durham to Ko Samui

When to book flights from Raleigh to Ko Samui

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

Cheap Raleigh to Ko Samui (RDU to USM) flight deals and tips

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

Fastest flight time

26h 40m

Direct flights

None
The fastest flight from Raleigh to Ko Samui takes 26h 40m
There are no direct flights from Raleigh to Ko Samui. There are no popular flight routes from Raleigh to Ko Samui.
Search flight deals

Frequently asked questions about flying from Raleigh to Ko Samui

  • How far is Raleigh-Durham to Ko Samui by plane?

    Ko Samui is 9299.5 mi away from Raleigh-Durham. 26h 40m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Raleigh-Durham Airport to Ko Samui Airport?

    Prices for flights from Raleigh-Durham Airport to Ko Samui Airport refresh daily.

  • How old do you have to be to fly from Raleigh-Durham Airport to Ko Samui Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Raleigh-Durham Airport to Ko Samui Airport.

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

    The required travel and health documents for your Ko Samui Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ko Samui Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Pha Ngan
Ko Tao
Khanom

Why use momondo?

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

It is quick and easy to find Raleigh to Ko Samui flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ko Samui that suits you.

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

Yes. momondo allows you to filter the results for Raleigh to Ko Samui flights to just show those with flexible booking policies.

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

Once all potential Raleigh to Ko Samui flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Ko Samui, momondo offers a useful price alert feature which will track prices for flights to Ko Samui from Raleigh and alert you when they change.

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