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Ko Samui

$1,969+ Cheap flights from Raleigh (RDU) to Ko Samui (USM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — USM
mar. 8 — mar. 151
sáb. 3/8
sáb. 3/15
1 adult, Economy
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Cheap flight deals from Raleigh to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) to Ko Samui (USM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated marzo 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,969
(Trip.com)
Provider with most accurate pricing for Raleigh-Durham-Ko Samui flight deals.
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Provider most trusted by Cheapflights users for Raleigh-Durham-Ko Samui flights.
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From Raleigh-Durham to Ko Samui
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Find flight deals from Raleigh to Ko Samui

Cheapest flights from Raleigh to Ko Samui
Explore the most affordable flight options available from Raleigh to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 3, 2025.

This eDestinos deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/176:09 pmRDU - USM
2 stops61h 26mCathay Pacific
jue. 4/2410:55 amUSM - RDU
2 stops46h 19mCathay Pacific
Deal found 3/3$2,005
This Trip.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/178:53 amRDU - USM
3 stops46h 42mMultiple Airlines
jue. 4/2410:55 amUSM - RDU
3 stops64h 54mMultiple Airlines
Deal found 3/3$2,073
This Qatar Airways deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/146:09 pmRDU - USM
3 stops29h 21mQatar Airways
lun. 4/215:50 pmUSM - RDU
3 stops34h 49mQatar Airways
Deal found 3/2$2,190
This KAYAK deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/24:50 pmRDU - USM
2 stops38h 25mSingapore Airlines
jue. 5/81:30 pmUSM - RDU
2 stops45h 16mSingapore Airlines
Deal found 3/3$3,435

Find flights from Raleigh to Ko Samui within your budget

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, Cheapflights users made 2,558,603 searches. Data last updated marzo 3, 2025.

Fly from

Raleigh

Fly to

Ko Samui

Route

Depart

Return

Price

RaleighKo Samui

RDU - USM

RDUUSM

Raleigh-Durham

jue. 4/17

6:09 pm-6:35 pm

2 stops61h 26m

Ko Samui

jue. 4/24

10:55 am-10:14 pm

2 stops46h 19m

$2,005

RaleighKo Samui

RDU - USM

RDUUSM

Raleigh-Durham

jue. 4/17

8:53 am-6:35 pm

3 stops46h 42m

Ko Samui

jue. 4/24

10:55 am-4:49 pm

3 stops64h 54m

$2,073

RaleighKo Samui

RDU - USM

RDUUSM

Raleigh-Durham

lun. 4/14

6:09 pm-10:30 am

3 stops29h 21m

Ko Samui

lun. 4/21

5:50 pm-5:39 pm

3 stops34h 49m

$2,190

RaleighKo Samui

RDU - USM

RDUUSM

Raleigh-Durham

vie. 5/2

4:50 pm-6:15 pm

2 stops38h 25m

Ko Samui

jue. 5/8

1:30 pm-11:46 pm

2 stops45h 16m

$3,435

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/3

Compare providers for flights from Raleigh to Ko Samui

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Raleigh to Ko Samui in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Raleigh-Ko Samui flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Raleigh-Ko Samui flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Raleigh-Ko Samui flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Raleigh-Ko Samui flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Raleigh-Ko Samui flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Raleigh to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Raleigh with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Raleigh to Ko Samui

Get recent, data-driven insights about flights from Raleigh to Ko Samui including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from RDU to USM?

Find hourly flight availability from Raleigh to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated marzo 3, 2025.

One of the essential ways to save on airfare from Raleigh to Ko Samui is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 30% on airfare.

What is the cheapest day to fly from Raleigh to Ko Samui?

Use this chart to determine the cheapest time to fly round-trip from Raleigh to Ko Samui. Price data was last updated on February 23, 2025.

Travelers seeking maximum savings on their Raleigh to Ko Samui flight should consider departing on Monday mornings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Ko Samui by month

Plan your trip to Ko Samui by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ko Samui ranges from 2.3 - 19.3 inches per month. November is typically the wettest month, when rainfall can reach 19.3 in. February is typically the driest time to visit Ko Samui when rainfall is around 2.3 in.

Temperature in Ko Samui by month

Plan your trip to Ko Samui by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

Reviews of airlines servicing Ko Samui

Get insights into the airlines that provide service to Ko Samui. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ko Samui. Reviews last updated marzo 3, 2025.
Singapore Airlines
8.1
Very good
1,289 reviews

Crew

8.6

Comfort

8.0

Food

7.7

Entertainment

8.0

Overall

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Singapore Airlines
8.1
Very good
1,289 reviews
Singapore Airlines
8.1
Very good
1,289 reviews

Crew

8.6

Comfort

8.0

Food

7.7

Entertainment

8.0

Overall

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Cathay Pacific
7.5
Good
825 reviews
Singapore Airlines
8.1
Very good
1,289 reviews

Crew

8.6

Comfort

8.0

Food

7.7

Entertainment

8.0

Overall

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Qatar Airways
7.4
Good
3,568 reviews
Singapore Airlines
8.1
Very good
1,289 reviews

Crew

8.6

Comfort

8.0

Food

7.7

Entertainment

8.0

Overall

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Related info for your journey

Find useful and relevant information for your journey from Raleigh to Ko Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Raleigh to Ko Samui that include hotel bookings?

    Yes. In addition to deals on Raleigh to Ko Samui flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Raleigh to Ko Samui?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Raleigh to Ko Samui.

  • Can I find deals for business class flights from Raleigh to Ko Samui?

    Yes. Cheapflights offers flight deals from Raleigh to Ko Samui by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Traveling to a place near Raleigh?

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

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