Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Bangkok Suvarnabhumi Airport to Ko Samui from S$ 105

BKK — USM
24 Oct — 31 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Suvarnabhumi to Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights from Suvarnabhumi to Ko Samui

Fri 16-1006:05 -
Nonstop1h 05m
Wed 21-1006:00 -
Nonstop1h 15m
Deal found 22-9S$ 212
Tue 3-1106:10 -
Nonstop1h 35m
Tue 10-1107:00 -
Nonstop1h 15m
Deal found 23-9S$ 213
Thu 8-1006:05 -
Nonstop1h 05m
Sun 11-1007:50 -
Nonstop1h 15m
Deal found 19-9S$ 215
Sun 8-1107:00 -
Nonstop1h 10m
Sun 8-1117:40 -
Nonstop1h 15m
Deal found 22-9S$ 226
Sat 14-1115:50 -
Nonstop1h 10m
Wed 18-1117:40 -
Nonstop1h 15m
Deal found 21-9S$ 249
Sun 15-1107:00 -
Nonstop1h 10m
Mon 16-1107:00 -
Nonstop1h 15m
Deal found 23-9S$ 251
Sun 15-1106:25 -
Nonstop1h 10m
Sat 5-1208:40 -
Nonstop1h 35m
Deal found 22-9S$ 256
Fri 9-1007:30 -
Nonstop1h 05m
Thu 22-1006:00 -
Nonstop1h 15m
Deal found 23-9S$ 257
Thu 29-1012:00 -
1 stop5h 30m
Sun 1-1107:00 -
Nonstop1h 15m
Deal found 23-9S$ 261
Wed 28-1006:10 -
Nonstop1h 35m
Sat 31-1007:55 -
Nonstop1h 15m
Deal found 23-9S$ 268
Thu 15-1006:05 -
Nonstop1h 05m
Mon 19-1017:55 -
1 stop5h 45m
Deal found 21-9S$ 270

Find flight deals from Suvarnabhumi to Ko Samui

Round-trip from

S$ 212

One-way from

S$ 105

Popular in

February

Cheapest in

October

Average price

S$ 305
Bangkok Airways
  • Bangkok Airways
  • 13-10-20-10
  • Nonstop
  • 2h 20m total
  • Bangkok to Ko Samui
Search Deals
Bangkok Airways
  • Bangkok Airways
  • 7-10-31-12
  • Nonstop
  • 1h 05m total
  • Bangkok to Ko Samui
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (S$ 55 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (S$ 6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

BangkokKo Samui

BKK Bangkok Suvarnabhumi - USM Ko Samui

BKKUSM

Bangkok Suvarnabhumi

Wed 7-10

06:05-07:10

Nonstop1h 05m

Ko Samui

Wed 31-12

00:00-00:00

Nonstop0h 00m

S$ 105

BangkokKo Samui

BKK Bangkok Suvarnabhumi - USM Ko Samui

BKKUSM

Bangkok Suvarnabhumi

Sat 13-3

06:00-07:10

Nonstop1h 10m

Ko Samui

Wed 31-12

00:00-00:00

Nonstop0h 00m

S$ 105

BangkokKo Samui

BKK Bangkok Suvarnabhumi - USM Ko Samui

BKKUSM

Bangkok Suvarnabhumi

Tue 16-2

06:00-07:10

Nonstop1h 10m

Ko Samui

Wed 31-12

00:00-00:00

Nonstop0h 00m

S$ 105

BangkokKo Samui

BKK Bangkok Suvarnabhumi - USM Ko Samui

BKKUSM

Bangkok Suvarnabhumi

Fri 26-2

06:00-07:10

Nonstop1h 10m

Ko Samui

Wed 31-12

00:00-00:00

Nonstop0h 00m

S$ 105

BangkokKo Samui

BKK Bangkok Suvarnabhumi - USM Ko Samui

BKKUSM

Bangkok Suvarnabhumi

Thu 18-2

06:00-07:10

Nonstop1h 10m

Ko Samui

Wed 31-12

00:00-00:00

Nonstop0h 00m

S$ 121

BangkokKo Samui

BKK Bangkok Suvarnabhumi - USM Ko Samui

BKKUSM

Bangkok Suvarnabhumi

Wed 21-10

07:05-14:50

1 stop7h 45m

Ko Samui

Wed 31-12

00:00-00:00

Nonstop0h 00m

S$ 133

BangkokKo Samui

BKK Bangkok Suvarnabhumi - USM Ko Samui

BKKUSM

Bangkok Suvarnabhumi

Thu 15-10

15:15-20:25

1 stop5h 10m

Ko Samui

Wed 31-12

00:00-00:00

Nonstop0h 00m

S$ 144

BangkokKo Samui

BKK Bangkok Suvarnabhumi - USM Ko Samui

BKKUSM

Bangkok Suvarnabhumi

Wed 7-10

15:15-20:25

1 stop5h 10m

Ko Samui

Wed 31-12

00:00-00:00

Nonstop0h 00m

S$ 176

BangkokKo Samui

BKK Bangkok Suvarnabhumi - USM Ko Samui

BKKUSM

Bangkok Suvarnabhumi

Tue 29-9

14:35-19:15

1 stop4h 40m

Ko Samui

Wed 31-12

00:00-00:00

Nonstop0h 00m

S$ 194

BangkokKo Samui

BKK Bangkok Suvarnabhumi - USM Ko Samui

BKKUSM

Bangkok Suvarnabhumi

Thu 26-11

06:50-10:40

1 stop3h 50m

Ko Samui

Wed 31-12

00:00-00:00

Nonstop0h 00m

S$ 197

Flights are sorted by cheapest return flights first.

Deals found on 19-9

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Suvarnabhumi to Ko Samui

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

Cheapflights Insights

Everything you need to know about your flight from Bangkok Suvarnabhumi Airport to Ko Samui

How far ahead should I book a flight from Bangkok Suvarnabhumi Airport to Ko Samui?

The price you pay for your flight from Bangkok Suvarnabhumi Airport to Ko Samui may vary depending on when you book. For the best chance of a lower fare, look to book 87 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Bangkok Suvarnabhumi Airport to Ko Samui?

Currently, October is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Ko Samui (average of S$ 274). Flying from Bangkok Suvarnabhumi Airport to Ko Samui in February is currently the most expensive (average of S$ 385). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

It’s optimal to fly from Bangkok Suvarnabhumi Airport to Ko Samui at midday. By choosing this option you can save up to 38% on the cost of your flight, compared to a flight in the morning.

How much does it cost for a return flight from Bangkok Suvarnabhumi Airport to Ko Samui?

Airfare is below average for this route at the moment.

Bangkok Suvarnabhumi Airport to Ko Samui flights typically cost between S$ 227 and S$ 356 in October.
The cheapest return price found within the last 5 days was S$ 212 on Bangkok Airways (16 Oct–22 Oct).

Reviews of airlines servicing Ko Samui

See what other customers who have flown with Bangkok Airways from Bangkok Suvarnabhumi Airport to Ko Samui have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Bangkok Airways
8.1
Very Good
133 reviews
Check prices

Overall

8.1

Boarding

8.1

Crew

8.6

Entertainment

6.3

Comfort

7.9

Food

7.3

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect
Bangkok Airways
8.1
Very Good
133 reviews
Bangkok Airways
8.1
Very Good
133 reviews
Check prices

Overall

8.1

Boarding

8.1

Crew

8.6

Entertainment

6.3

Comfort

7.9

Food

7.3

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

Related info for your journey

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

    Ko Samui (USM), located 3.3 km from the city centre, is the airport you fly into when you book flights from Bangkok Suvarnabhumi to Ko Samui. 1 airline have flights to Ko Samui from Bangkok Suvarnabhumi on a regular basis. Booking flights from Bangkok Suvarnabhumi to Ko Samui should not be difficult; the airport handles an average of 300 inbound flights from Bangkok Suvarnabhumi per day.

  • How long is the flight from Bangkok Suvarnabhumi Airport to Ko Samui?

    Airlines like Bangkok Airways fly from Bangkok Suvarnabhumi Airport to Ko Samui in about 1h 05m. The time it takes to get you to your destination is usually consistent. There are 467 km between Bangkok Suvarnabhumi Airport and Ko Samui. All flights are typically direct.

  • What is the cheapest airline to fly from Bangkok Suvarnabhumi Airport to Ko Samui round-trip?

    Bangkok Airways, at S$ 218, was found to be the cheapest airline from Bangkok Suvarnabhumi Airport to Ko Samui.. Bangkok Airways is currently priced 35% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Bangkok Suvarnabhumi Airport to Ko Samui?

    Consider Air France (83%), Cathay Pacific (75%) or SWISS (70%) when booking your flight. These represent the most reliable airlines when flying from Bangkok Suvarnabhumi Airport to Ko Samui.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Suvarnabhumi 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.

  • What is the cheapest month to book a flight from Bangkok Suvarnabhumi Airport to Ko Samui?

    Currently, October is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Ko Samui (average of S$ 274). Flying from Bangkok Suvarnabhumi Airport to Ko Samui in February is currently the most expensive (average of S$ 385). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Browse thousands of different options on Cheapflights for your next trip

Fly from Suvarnabhumi to Ko Samui on these airlines

Bangkok Airways flights from Bangkok Suvarnabhumi to Ko Samui

Top airline flying from Suvarnabhumi to Ko Samui

AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapestS$ 218AverageS$ 266FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from Suvarnabhumi to Ko Samui?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ko Samui from Suvarnabhumi today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Suvarnabhumi to Ko Samui?

Millions of users choose and trust Cheapflights to book the best flight deals from Suvarnabhumi to Ko Samui for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Suvarnabhumi to Ko Samui with no change fees?

Certainly. Search results for flights to Ko Samui from Suvarnabhumi shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Suvarnabhumi to Ko Samui become cheaper?

Of course! You can now track prices for flights from Suvarnabhumi to Ko Samui and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.