RM 494+ Cheap flights to Ko Samui

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 31/10. Fares are subject to change and may not be available on all flights or dates of travel.
— USM
12 Nov — 19 Nov1
1 adult
1 adult, Economy

Find flight deals to Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights to Ko Samui
Explore the most affordable flight options available to Ko Samui. Find the lowest fares based on data from user searches, with prices last updated on 13 October 2025.

Fri 7/1119:10KUL - USM
1 stop13h 50mScoot
Mon 17/1112:00USM - KUL
1 stop7h 55mScoot
Deal found 13/10RM 1,238
Thu 27/1114:40KUL - USM
1 stop4h 45mMultiple Airlines
Thu 4/1208:55USM - KUL
1 stop7h 35mMultiple Airlines
Deal found 13/10RM 1,246
Wed 26/1112:45KUL - USM
1 stop6h 45mMultiple Airlines
Wed 3/1208:55USM - KUL
1 stop11h 00mMultiple Airlines
Deal found 12/10RM 1,254
Tue 11/1118:05KUL - USM
2 stops14h 05mMultiple Airlines
Tue 18/1115:05USM - KUL
1 stop5h 40mMultiple Airlines
Deal found 12/10RM 1,276
Wed 12/1118:05KUL - USM
2 stops14h 05mMultiple Airlines
Wed 19/1108:15USM - KUL
1 stop6h 55mMultiple Airlines
Deal found 12/10RM 1,322
Thu 13/1118:05KUL - USM
2 stops14h 05mMultiple Airlines
Sun 16/1108:55USM - KUL
1 stop8h 15mMultiple Airlines
Deal found 12/10RM 1,326
Tue 11/1118:05KUL - USM
2 stops14h 05mMultiple Airlines
Sat 15/1108:55USM - KUL
1 stop6h 35mMultiple Airlines
Deal found 13/10RM 1,330
Tue 28/1014:00SZB - USM
1 stop5h 50mScoot
Sat 8/1119:45USM - SZB
1 stop16h 25mScoot
Deal found 13/10RM 1,385
Thu 6/1114:00SZB - USM
1 stop5h 50mScoot
Wed 12/1119:45USM - SZB
1 stop16h 25mScoot
Deal found 13/10RM 1,428
Sat 1/1114:00SZB - USM
1 stop5h 50mScoot
Sat 8/1119:45USM - SZB
1 stop16h 25mScoot
Deal found 13/10RM 1,474
Wed 12/1114:00SZB - USM
1 stop5h 50mScoot
Wed 19/1119:45USM - SZB
1 stop16h 25mScoot
Deal found 12/10RM 1,516
Thu 13/1114:00SZB - USM
1 stop5h 50mScoot
Sun 16/1119:45USM - SZB
1 stop16h 25mScoot
Deal found 12/10RM 1,533

Flights to Ko Samui in 2025

Find the latest flights to Ko Samui in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 407,431 searches and data was last updated on 13 October 2025.

Return from

RM 1,238

One-way from

RM 494

Popular in

December

Cheapest in

October

Average price

RM 1,267
Scoot
  • Scoot
  • 7/11-17/11
  • 2 total stops
  • 21h 45m total
  • Kuala Lumpur to Ko Samui
31/10
  • 31/10
  • 1 total stop
  • 6h 45m total
  • Kuala Lumpur to Ko Samui
Highest demand for flights based on searches. 4% potential increase in price (RM 268 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (RM 104 potential savings vs. average return price).
Average for return flights in October 2025

Cheapflights Fare Finder

 
Locate flights to Ko Samui that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 407,431 searches and data was last updated on 13 October 2025.
Use the filters below to find and compare flights to Ko Samui that are best for you.

Fly from

Kuala Lumpur

Route

Departure

Return

Price

Kuala LumpurKo Samui

KUL - USM

KULUSM

Kuala Lumpur Intl

Thu 27/11

14:40-18:25

1 stop4h 45m

Ko Samui

Thu 4/12

08:55-17:30

1 stop7h 35m

RM 1,246

Kuala LumpurKo Samui

KUL - USM

KULUSM

Kuala Lumpur Intl

Tue 11/11

18:05-07:10

2 stops14h 05m

Ko Samui

Sat 15/11

08:55-16:30

1 stop6h 35m

RM 1,330

Kuala LumpurKo Samui

KUL - USM

KULUSM

Kuala Lumpur Intl

Thu 4/12

07:10-11:55

1 stop5h 45m

Ko Samui

Mon 8/12

08:55-20:55

1 stop11h 00m

RM 1,377

Kuala LumpurKo Samui

SZB - USM

SZBUSM

Kuala Lumpur Subang

Tue 28/10

14:00-18:50

1 stop5h 50m

Ko Samui

Sat 8/11

19:45-13:10

1 stop16h 25m

RM 1,385

Kuala LumpurKo Samui

KUL - USM

KULUSM

Kuala Lumpur Intl

Fri 7/11

07:40-17:10

2 stops10h 30m

Ko Samui

Mon 17/11

12:00-20:55

1 stop7h 55m

RM 1,402

Kuala LumpurKo Samui

KUL - USM

KULUSM

Kuala Lumpur Intl

Wed 10/12

16:05-20:50

1 stop5h 45m

Ko Samui

Tue 16/12

08:15-14:05

1 stop4h 50m

RM 1,406

Kuala LumpurKo Samui

SZB - USM

SZBUSM

Kuala Lumpur Subang

Thu 6/11

14:00-18:50

1 stop5h 50m

Ko Samui

Wed 12/11

19:45-13:10

1 stop16h 25m

RM 1,428

Kuala LumpurKo Samui

SZB - USM

SZBUSM

Kuala Lumpur Subang

Sat 1/11

14:00-18:50

1 stop5h 50m

Ko Samui

Sat 8/11

19:45-13:10

1 stop16h 25m

RM 1,474

Kuala LumpurKo Samui

KUL - USM

KULUSM

Kuala Lumpur Intl

Fri 7/11

07:40-17:10

2 stops10h 30m

Ko Samui

Fri 14/11

12:00-17:30

1 stop4h 30m

RM 1,499

Kuala LumpurKo Samui

KUL - USM

KULUSM

Kuala Lumpur Intl

Sun 9/11

09:30-18:25

2 stops9h 55m

Ko Samui

Sun 16/11

08:55-16:10

1 stop6h 15m

RM 1,499

Flights are sorted by cheapest return flights first.

Deals found on 12/10

Showing 1-10 of 41 results
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Best time to book a flight to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui with our price prediction graph.
Estimated return 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 to Ko Samui

When is the best time to book a flight to Ko Samui?

Use this chart to determine the optimal time to book a return flight from Kuala Lumpur to Ko Samui. Price data was last updated on 10 October 2025.

Booking 53 days in advance of your planned departure date is, on average, the best time to get cheap flights to Ko Samui. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

How long is the flight to Ko Samui?

On average, a flight from Kuala Lumpur to Ko Samui takes 4 hours 42 minutes. Flights to Ko Samui from other popular cities in Malaysia will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Ko Samui?

Use this chart to determine the cheapest time to fly return from Kuala Lumpur to Ko Samui. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Ko Samui should consider flying on Friday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Thursday afternoons, when prices are usually at their highest.

What are the cheapest airlines that fly to Ko Samui?

The cheapest airlines flying from Kuala Lumpur to Ko Samui are Malaysia Airlines, Scoot and Singapore Airlines.

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 58.0 - 490.0 mm per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Ko Samui when rainfall is around 58.0 mm.

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 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

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 13 October 2025.
Read reviews from past customers who have flown Singapore Airlines, Bangkok Airways, andMalaysia Airlines to Thailand. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Food

7.7

Overall

8.1

Crew

8.6

Boarding

8.2

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

Comfort

8.0

Food

7.7

Overall

8.1

Crew

8.6

Boarding

8.2

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

Comfort

8.0

Food

7.7

Overall

8.1

Crew

8.6

Boarding

8.2

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

Comfort

8.0

Food

7.7

Overall

8.1

Crew

8.6

Boarding

8.2

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

Comfort

8.0

Food

7.7

Overall

8.1

Crew

8.6

Boarding

8.2

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

FAQs about flying to Ko Samui

  • What airport do you fly into for flights to Ko Samui?

    For a flight to Ko Samui, you will be flying into Ko Samui. Ko Samui (USM) is just 3.3 km from the centre of the city.

  • Can I find cheaper flights to Ko Samui if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Ko Samui on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Ko Samui?

    Based on reviews from Cheapflights users, Malaysia Airlines is rated the highest out of the airlines that fly to Ko Samui.

  • What is the cheapest airport to fly to in Ko Samui?

    Ko Samui is currently the cheapest airport to fly to in Ko Samui. One-way flights to Ko Samui typically cost RM 543, while return flights cost around RM 697.

  • Where does the fastest flight to Ko Samui depart from?

    For those looking to save time traveling to Ko Samui, Kuala Lumpur offers the quickest one-way flight (3 hours 55 minutes).

  • Does Ko Samui have rental cars?

    Yes. Those touching down at Ko Samui can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Ko Samui?

    Yes. Ko Samui has hotels nearby for those requiring accommodations. Diamond Pool Villa Samui is the closest property to Ko Samui (0.0 km away from Ko Samui).

See more FAQs

Travelling 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

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Yes, Cheapflights offers price alerts on Ko Samui flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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