Cheap flights from Thailand to Koh Samui

Return
Economy
Washington (WAS)
Koh Samui (USM)
Depart
Return
Any month
|

How to find the cheapest flight from
Thailand to Koh Samui (USM)

All the information you need to plan the best null to USM flight in 2021: compare Thailand to Koh Samui flight prices with the expected peak season, weather and rainfall in Koh Samui.
How far in advance should I book a flight from Thailand to Koh Samui?

To save up to 9% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Thailand to Koh Samui from ฿8,428 1-2 weeks out and tickets from ฿8,661 for flights departing within the next 72 hours.

When is the cheapest time to fly from Thailand to Koh Samui (TH - USM)?

When flying from Thailand to Koh Samui, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest month to fly from Thailand to Koh Samui?

Our data shows that May tends to be the cheapest month to fly to Koh Samui from Thailand. Users have commonly found prices around ฿8,258 for the month, but tickets can be as low as ฿4,530. Due to multiple factors, prepare for potentially higher prices in January.

Cheap flights from Thailand to Koh Samui in October, November 2021

The best prices found for Thailand to USM flights in October, November
22 Oct - 1 Nov
฿933pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi
15 Nov - 17 Nov
฿1,166pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi
5 Nov - 12 Nov
฿1,233pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi

Thailand to Koh Samui 2021 flight deals

Cheap flights to Koh Samui from Thailand found for this year
22 Oct - 1 Nov
฿933pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi
18 Oct - 21 Oct
฿999pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi
15 Nov - 17 Nov
฿1,166pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi

Direct flights to Koh Samui from Thailand

Save time with Thailand to Koh Samui direct flight deals
15 Nov - 17 Nov
฿1,166pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi
5 Nov - 12 Nov
฿1,233pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi
10 Dec - 12 Dec
฿1,399pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi

Last-minute flights from Thailand to Koh Samui

Late deals on return flights to Koh Samui from Thailand, departing today and this week
30 Oct - 14 Nov
฿2,465pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi
30 Oct - 1 Nov
฿2,598pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi
29 Oct - 14 Nov
฿2,698pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi

One-way flights to Ko Samui from Thailand

The cheapest one-way flights from Thailand to Koh Samui
03:10 - 04:25
Bangkok Airways
Direct
1h 15m
BKK - USM
Bangkok Airways
฿1,899
Gotogate
12:45 - 13:55
Bangkok Airways
Direct
1h 10m
BKK - USM
Bangkok Airways
฿1,932
mytrip.com
12:45 - 13:55
Bangkok Airways
Direct
1h 10m
BKK - USM
Bangkok Airways
฿1,999
Gotogate

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Thailand</span> to <span class="emphasized">Koh Samui</span> flights.

Flight FAQs

From Thailand to Koh Samui

What airport do you fly into for flights to Koh Samui from Thailand?

Koh Samui (USM) is the airport you will fly into if you book a flight from Thailand to Koh Samui. It is only a 3.3 km journey from Ko Samui (USM) to Koh Samui’s city centre.

Which airlines flying from Thailand to Koh Samui have flexible cancellations due to COVID-19?

Some of our airline partners flying from Thailand to Koh Samui have new flexible policies in place due to COVID-19. Bangkok Airways, Thai Airways, and Thai Lion Air are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Bangkok Airways with this kind of flexibility.

Can I find flights from Thailand to Koh Samui for under ฿1,200 on Cheapflights?

Yes, there are multiple flights from Thailand to Koh Samui for under ฿1,200. The cheapest flight booked recently is on Bangkok Airways for just ฿1,166, but on average you can expect to pay ฿2,298.

Are there direct flights from Thailand to Koh Samui for under ฿1,200 on Cheapflights?

Cheapflights has 20 direct flights from Thailand to Koh Samui under ฿1,200. A good price for a direct flight from Thailand to Koh Samui is less than ฿3,331.

Are there last-minute flights available from Thailand to Koh Samui for under ฿2,500?

There are currently 20+ open flights from Thailand to Koh Samui within the next 7 days for less than ฿2,500.

What days are direct flights available from Thailand to Koh Samui?

Direct flights are available for this route on the following days: Sunday, Monday, Wednesday, Thursday, Friday, Saturday.

How many flights depart from Thailand to Koh Samui on average per day?

44 flight departures from Thailand to Koh Samui per day on average.
Morning (6am - Midday) - 61% of flight departures
Afternoon (Midday - 6pm) - 39% of flight departures

How long is the flight from Thailand to Koh Samui?

Bangkok Airways can get you from Thailand to Koh Samui in just under 1h 10m. Your travel time will be generally consistent. There are 467 km between Thailand and Koh Samui. Generally, flights for this route are direct.

What are the cheapest flights from Thailand to Koh Samui?

Looking at all options, your cheapest flight can be booked for ฿2,399. While the most popular route (Bangkok Suvarnabhumi - Koh Samui) can be booked for ฿999 on average our data indicates ฿5,843 when flying from Thailand to Koh Samui

What are the most reliable airlines from Thailand to Koh Samui?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Thailand to Koh Samui on time: Philippine Airlines (96%), KLM (95%), Air France (94%).

What are the most popular airlines that fly from Thailand to Koh Samui?

Before booking your flight from Thailand to Koh Samui, check out the most popular airlines for this route: Bangkok Airways, Thai Lion Air or Thai Airways.

What are the most popular routes from Thailand to Koh Samui?

Most travellers choose Bangkok Suvarnabhumi - Koh Samui, Bangkok Don Mueang Intl - Koh Samui or Phuket City - Koh Samui when deciding on the best route from Thailand to Koh Samui.

Departure points for flights from Thailand to Koh Samui

Select to see more specific information for flights to Koh Samui from all departure points in Thailand.

Destination information for Koh Samui

Things to know before you go - useful duration and weather info for your trip from Thailand to Koh Samui.
Flight duration from Thailand to USM
1h 15m
Average temperature for October in Koh Samui
30.0 °C
Avg rainfall for October in Koh Samui
306.0 mm

Airports servicing

Buri Ram (BFV)
Chiang Rai (CEI)
Chumphon (CJM)
Chiang Mai (CNX)
Hat Yai (HDY)
Mae Hong Son (HGN)

Airports servicing Koh Samui

Top 4 airlines flying from Thailand to Koh Samui

The chart below displays the airlines Cheapflights users travelling from Thailand to Koh Samui choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Thai Lion Air
฿1,574 ฿2,632 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by Thai Lion Air. Please check directly on their website for additional information.

Search Thai Lion Air flights
THAI Smile
฿2,238 ฿3,268 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by THAI Smile. Please check directly on their website for additional information.

Search THAI Smile flights
Thai Airways
฿4,221 ฿10,534 No cancel fee 77%
Search Thai Airways flights
Bangkok Airways
฿5,426 ฿8,422 No cancel fee 74%

We couldn't confirm the COVID-19 safety measures taken by Bangkok Airways. Please check directly on their website for additional information.

Search Bangkok Airways flights

Popular flight searches

Check out other popular destinations found by fellow travellers in 2021.
Home Thailand Koh Samui Cheap flights from Thailand to Koh Samui
  • Return
  • One-way
  • Multi-city
  • Economy
  • Premium Economy
  • Business
  • First
  • Multiple
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First