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S$ 196+ 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 28-1. Fares are subject to change and may not be available on all flights or dates of travel.
— USM
2 Nov — 9 Nov1
1 adult
1 adult, Economy

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 200,618 searches and data was last updated on 3 October 2025.

Return from

S$ 363

One-way from

S$ 204

Popular in

December

Cheapest in

May

Average price

S$ 412

Good round-trip deal

S$ 356 or less

Good one-way deal

S$ 214 or less
Scoot
  • Scoot
  • 10-11-15-11
  • 1 total stop
  • 13h 30m total
  • Singapore to Ko Samui
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29-10
  • 29-10
  • 1 total stop
  • 14h 35m total
  • Singapore to Ko Samui
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Highest demand for flights based on searches. 3% potential increase in price (S$ 22 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (S$ 9 potential savings vs. average return price).
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Average for return flights in October 2025
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Price to beat on a round-trip flight from Singapore Changi to Ko Samui.
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Price to beat on a one-way flight from Singapore Changi to Ko Samui.
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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 3 October 2025.

Mon 10-1120:40SIN - USM
1 stop11h 30mMultiple Airlines
Sat 15-1108:55USM - SIN
Nonstop2h 00mMultiple Airlines
Deal found 1-10S$ 363
Mon 17-1118:00SIN - USM
Nonstop1h 50mScoot
Mon 24-1108:55USM - SIN
Nonstop2h 00mScoot
Deal found 2-10S$ 367
Sun 16-1107:00SIN - USM
Nonstop2h 00mScoot
Sun 23-1108:55USM - SIN
Nonstop2h 00mScoot
Deal found 2-10S$ 370
Thu 9-1007:00SIN - USM
Nonstop1h 50mScoot
Sun 12-1008:45USM - SIN
Nonstop2h 00mScoot
Deal found 2-10S$ 371
Thu 13-1107:00SIN - USM
Nonstop2h 00mScoot
Mon 17-1108:55USM - SIN
Nonstop2h 00mScoot
Deal found 2-10S$ 372
Fri 3-1017:35SIN - USM
Nonstop1h 55mScoot
Thu 9-1008:45USM - SIN
Nonstop2h 00mScoot
Deal found 1-10S$ 374
Tue 11-1116:10SIN - USM
Nonstop2h 00mScoot
Sat 22-1108:55USM - SIN
Nonstop2h 00mScoot
Deal found 1-10S$ 375
Thu 6-1107:00SIN - USM
Nonstop2h 00mScoot
Tue 11-1118:05USM - SIN
Nonstop2h 05mScoot
Deal found 2-10S$ 376
Sat 8-1107:00SIN - USM
Nonstop2h 00mScoot
Mon 10-1108:55USM - SIN
Nonstop2h 00mScoot
Deal found 2-10S$ 379
Wed 8-1007:00SIN - USM
Nonstop1h 50mScoot
Sun 12-1008:45USM - SIN
Nonstop2h 00mScoot
Deal found 1-10S$ 380
Sat 15-1120:25SIN - USM
1 stop11h 45mMultiple Airlines
Sat 22-1108:55USM - SIN
Nonstop2h 00mMultiple Airlines
Deal found 1-10S$ 381

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 200,618 searches and data was last updated on 3 October 2025.
Use the filters below to find and compare flights to Ko Samui that are best for you.

Fly from

Singapore

Route

Depart

Return

Price

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Sun 19-10

23:25-20:25

2 stops22h 00m

Ko Samui

Wed 22-10

08:45-11:45

Nonstop2h 00m

S$ 441

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Thu 12-2

12:10-13:05

Nonstop1h 55m

Ko Samui

Thu 26-2

08:15-11:10

Nonstop1h 55m

S$ 486

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Mon 23-3

18:00-18:50

Nonstop1h 50m

Ko Samui

Fri 27-3

08:55-11:55

Nonstop2h 00m

S$ 492

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Sun 8-2

17:20-18:15

Nonstop1h 55m

Ko Samui

Sat 14-2

08:15-11:10

Nonstop1h 55m

S$ 495

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Fri 14-11

20:10-21:05

Nonstop1h 55m

Ko Samui

Fri 21-11

16:25-19:20

Nonstop1h 55m

S$ 504

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Wed 12-11

17:20-18:15

Nonstop1h 55m

Ko Samui

Tue 25-11

16:25-19:20

Nonstop1h 55m

S$ 504

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Thu 27-11

12:10-13:05

Nonstop1h 55m

Ko Samui

Mon 8-12

16:25-19:20

Nonstop1h 55m

S$ 504

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Sun 9-11

20:10-21:05

Nonstop1h 55m

Ko Samui

Sun 23-11

13:25-16:20

Nonstop1h 55m

S$ 504

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Fri 28-11

20:10-21:05

Nonstop1h 55m

Ko Samui

Mon 8-12

16:25-19:20

Nonstop1h 55m

S$ 504

SingaporeKo Samui

SIN - USM

SINUSM

Singapore Changi

Mon 10-11

17:20-18:15

Nonstop1h 55m

Ko Samui

Fri 21-11

16:25-19:20

Nonstop1h 55m

S$ 504

Flights are sorted by cheapest return flights first.

Deals found on 29-9

Showing 1-10 of 21 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 Singapore to Ko Samui. Price data was last updated on 26 September 2025.

Booking 27 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.

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 3 October 2025.
Check out reviews from past customers who have flown Bangkok Airways and Scoot to Thailand to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Bangkok Airways
8.0
Very Good
114 reviews
Check prices

Crew

8.5

Boarding

8.0

Food

7.2

Entertainment

6.1

Overall

8.0

Comfort

7.9

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.
Bangkok Airways
8.0
Very Good
114 reviews
Bangkok Airways
8.0
Very Good
114 reviews
Check prices

Crew

8.5

Boarding

8.0

Food

7.2

Entertainment

6.1

Overall

8.0

Comfort

7.9

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.
Scoot
6.7
Okay
308 reviews
Bangkok Airways
8.0
Very Good
114 reviews
Check prices

Crew

8.5

Boarding

8.0

Food

7.2

Entertainment

6.1

Overall

8.0

Comfort

7.9

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.

FAQs about flying to Ko Samui

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

    Travellers will need to book flights to Ko Samui (USM) if they wish to fly to Ko Samui. The Ko Samui airport is 3.3 km from the city centre. Booking flights from Singapore to Ko Samui should be relatively easy as there are 34 daily flights from 2 different airlines.

  • 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, Scoot 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 S$ 209, while return flights cost around S$ 328.

  • How much is a return flight to Ko Samui?

    A return flight to Ko Samui will typically cost around S$ 307, however they can be found for as little as S$ 254.

  • 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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