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Ko Samui

$786+ Cheap flights from Raleigh (RDU) to Ko Samui (USM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — USM
May 5 — May 121
Mon 5/5
Mon 5/12
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 April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,679
(Mytrip)

One-way from

$786
(Kiwi.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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One-way flight 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 April 30, 2025.

This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/108:30 amRDU - USM
2 stops49h 40mMultiple Airlines
Tue 6/178:45 amUSM - RDU
3 stops47h 23mMultiple Airlines
Deal found 4/29$1,679
This Air France deal was found by Cheapflights users on 4/29. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/126:20 pmRDU - USM
2 stops39h 55mAir France
Thu 6/198:45 amUSM - RDU
2 stops42h 25mAir France
Deal found 4/29$2,077
This Qatar Airways deal was found by Cheapflights users on 4/28. 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.
Wed 6/46:02 pmRDU - USM
3 stops29h 28mQatar Airways
Wed 6/115:55 pmUSM - RDU
3 stops29h 35mQatar Airways
Deal found 4/28$2,124
This Gotogate deal was found by Cheapflights users on 4/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/45:28 amRDU - USM
2 stops50h 07mCathay Pacific
Wed 6/1110:55 amUSM - RDU
2 stops43h 54mCathay Pacific
Deal found 4/28$2,272

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 30, 2025.
Use the filters below to find and compare flights from Raleigh to Ko Samui that are best for you.

Fly from

Raleigh

Fly to

Ko Samui

Route

Depart

Return

Price

RaleighKo Samui

RDU - USM

RDUUSM

Raleigh-Durham

Tue 6/10

8:30 am-9:10 pm

2 stops49h 40m

Ko Samui

Tue 6/17

8:45 am-9:08 pm

3 stops47h 23m

$1,679

RaleighKo Samui

RDU - USM

RDUUSM

Raleigh-Durham

Thu 6/12

6:20 pm-9:15 pm

2 stops39h 55m

Ko Samui

Thu 6/19

8:45 am-4:10 pm

2 stops42h 25m

$2,077

RaleighKo Samui

RDU - USM

RDUUSM

Raleigh-Durham

Wed 6/4

6:02 pm-10:30 am

3 stops29h 28m

Ko Samui

Wed 6/11

5:55 pm-12:30 pm

3 stops29h 35m

$2,124

RaleighKo Samui

RDU - USM

RDUUSM

Raleigh-Durham

Wed 6/4

5:28 am-6:35 pm

2 stops50h 07m

Ko Samui

Wed 6/11

10:55 am-7:49 pm

2 stops43h 54m

$2,272

RaleighKo Samui

RDU - USM

RDUUSM

Raleigh-Durham

Thu 5/15

6:20 pm-7:20 am

3 stops50h 00m

$786

RaleighKo Samui

RDU - USM

RDUUSM

Raleigh-Durham

Sun 6/15

7:15 am-6:35 pm

2 stops48h 20m

$1,296

RaleighKo Samui

RDU - USM

RDUUSM

Raleigh-Durham

Sun 6/15

8:41 pm-3:45 pm

3 stops32h 04m

$1,398

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

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 April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Raleigh-Ko Samui flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

Cheapflights Insights

Everything you need to know about your flight from Raleigh to Ko Samui

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 April 30, 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 in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 32% 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 March 30, 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 April 30, 2025.
Cathay Pacific
7.5
Good
852 reviews

Overall

7.5

Crew

8.0

Food

7.2

Boarding

7.9

Comfort

7.6

Entertainment

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2025

BOS - HKG

It would have been nice to understand the dates of takeoff! We missed our flight and now have to pay an extra $454.00 Very stressful and not easy to check in or get information
Cathay Pacific
7.5
Good
852 reviews
Cathay Pacific
7.5
Good
852 reviews

Overall

7.5

Crew

8.0

Food

7.2

Boarding

7.9

Comfort

7.6

Entertainment

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2025

BOS - HKG

It would have been nice to understand the dates of takeoff! We missed our flight and now have to pay an extra $454.00 Very stressful and not easy to check in or get information
Qatar Airways
7.4
Good
3,563 reviews
Cathay Pacific
7.5
Good
852 reviews

Overall

7.5

Crew

8.0

Food

7.2

Boarding

7.9

Comfort

7.6

Entertainment

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2025

BOS - HKG

It would have been nice to understand the dates of takeoff! We missed our flight and now have to pay an extra $454.00 Very stressful and not easy to check in or get information
Air France
7.4
Good
1,446 reviews
Cathay Pacific
7.5
Good
852 reviews

Overall

7.5

Crew

8.0

Food

7.2

Boarding

7.9

Comfort

7.6

Entertainment

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2025

BOS - HKG

It would have been nice to understand the dates of takeoff! We missed our flight and now have to pay an extra $454.00 Very stressful and not easy to check in or get information

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.

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