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Cheap Flights from Bangkok to Koh Samui

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Compare Bangkok to Samui International flight deals

Find the cheapest month or even day of the year to fly to Samui International

Book the best Samui International fare with no extra fees

Flight deals from Bangkok to Samui International

Looking for a cheap last-minute deal or the best return flight from Bangkok to Samui International? Find the lowest prices on one-way and return tickets right here.
Koh Samui.$208 per passenger.Departing Tue, 7 Oct, returning Tue, 14 Oct.Return flight with Thai VietJet Air and Bangkok Airways.Outbound indirect flight with Thai VietJet Air, departs from Bangkok Suvarnabhumi on Tue, 7 Oct, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Tue, 14 Oct, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From $208, select.
Koh Samui.$211 per passenger.Departing Tue, 6 May, returning Fri, 16 May.Return flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Tue, 6 May, arriving in Samui International.Inbound direct flight with Bangkok Airways departs from Samui International on Fri, 16 May, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From $211, select.
Koh Samui.$212 per passenger.Departing Tue, 24 Jun, returning Tue, 9 Sep.Return flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Tue, 24 Jun, arriving in Samui International.Inbound direct flight with Bangkok Airways departs from Samui International on Tue, 9 Sep, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From $212, select.
Koh Samui.$212 per passenger.Departing Wed, 23 Apr, returning Sun, 4 May.Return flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Wed, 23 Apr, arriving in Samui International.Inbound direct flight with Bangkok Airways departs from Samui International on Sun, 4 May, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From $212, select.
Koh Samui.$212 per passenger.Departing Fri, 14 Nov, returning Fri, 21 Nov.Return flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Fri, 14 Nov, arriving in Samui International.Inbound direct flight with Bangkok Airways departs from Samui International on Fri, 21 Nov, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From $212, select.
Koh Samui.$212 per passenger.Departing Fri, 6 Jun, returning Sat, 14 Jun.Return flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Fri, 6 Jun, arriving in Samui International.Inbound direct flight with Bangkok Airways departs from Samui International on Sat, 14 Jun, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From $212, select.
Koh Samui.$212 per passenger.Departing Mon, 1 Sep, returning Fri, 5 Sep.Return flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Mon, 1 Sep, arriving in Samui International.Inbound direct flight with Bangkok Airways departs from Samui International on Fri, 5 Sep, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From $212, select.
Koh Samui.$212 per passenger.Departing Tue, 13 Jan, returning Mon, 19 Jan.Return flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Tue, 13 Jan, arriving in Samui International.Inbound direct flight with Bangkok Airways departs from Samui International on Mon, 19 Jan, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From $212, select.

Find the cheapest month to fly from Bangkok to Samui International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Bangkok to Samui International flights are currently cheapest in October.
Feb
from $424
Mar
from $269
Apr
from $260
May
from $211
Jun
from $212
Jul
from $212
Aug
from $272
Sep
from $212
Oct
from $208
Nov
from $212
Dec
from $212
Jan
from $212

Direct flights from Bangkok to Samui International

Bangkok to Samui International: Alternative routes

Compare routes from Bangkok to Koh Samui below. You may find an airport to fly into that's cheaper, faster, or easier than Samui International.

Bangkok to Koh Samui: Flight information

The things to know before you go.
Cheapest flight found$208
Cheapest month to flyOctober
Average flight time1 hr, 25 mins
Most popular airlineBangkok Airways
Average flights per week4,592

Finding cheap flights from Bangkok to Samui International: Frequently asked questions

The best price we found for a return flight from Bangkok to Samui International is $208. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 24 minutes is the average flight time from Bangkok to Samui International.
Bangkok Airways, Thai Airways and China Airlines fly direct from Bangkok to Samui International.
As of February 2025, there are 1,547 flights per week flying from Bangkok to Samui International.
The cheapest month to fly from Bangkok to Samui International is usually February 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Bangkok to Samui International Airport on Tuesday, 7 October 2025.
Yes – the average flight time is 1 hour and 24 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Samui International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

Which airlines fly from Bangkok to Koh Samui? 

How easy is it to depart from Bangkok?

Bangkok has 2 airports that operate domestic routes. These are the Bangkok Suvarnabhumi Airport, and the Bangkok Don Mueang Airport, but you will depart from the Bangkok Suvarnabhumi Airport.

  • Bangkok Suvarnabhumi Airport – has one major terminal building, and all flights to Koh Samui will depart from here.

This airport has extensive facilities, and these include free WiFi, VIP lounges, cash machines, restaurants, shopping outlets, bars, medical services and information desks.

Arrive at this airport at least 1 hour before your flight is due to depart. 

What do I need before I depart from Bangkok?

  • A form of photo-ID is required for domestic air travel.
  • Please be aware, that if you are not a Thai citizen or resident, you may need to carry your passport.

What information do I need to know before arriving in Koh Samui?

Samui Airport is the primary hub for travellers wanting to fly to Koh Samui. This is airport is a pretty open-air single terminal facility.

  • Main Terminal – all flights from Bangkok will arrive here. 

There are airline lounges, WiFi access, a couple of restaurants and coffee kiosks, shopping outlets and a spa at this airport. For all other amenities, you will have to wait until you get into town.

What is the weather like in Koh Samui?

  • Yearly temperatures in Koh Samui are around 28°C, and a high humidity level. December-August is the best time to visit Koh Samui when the weather is at its best.

Is there a time difference between Bangkok and Koh Samui?

  • There is no time difference between Bangkok and Koh Samui.

Is Koh Samui cheaper than Bangkok?

Koh Samui is quite a bit cheaper than Bangkok in terms of accommodation and consumer prices, and a little cheaper when it comes to dining. Read about the best things to do in Koh Samui here.

  Bangkok Koh Samui
Average cost of a meal for 2 people 785THB ($30) 700THB ($27)
Average cost of a coffee 70THB ($2.80) 65THB ($2.55)
Average cost of a taxi from the airport to the CBD 300-350THB ($12-13) 500-1200THB ($19-47)

Please note that the information provided above is accurate as of October 2017 


Plan the rest of your trip from Bangkok to Koh Samui

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.