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Cheap Flights from Bangkok to Samui International

Travellers and cabin class

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.R 1,182 per passenger.Departing Thu, 15 May.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Thu, 15 May, arriving in Samui International.Price includes taxes and charges.From R 1,182, select.
Koh Samui.R 1,190 per passenger.Departing Thu, 13 Nov.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Thu, 13 Nov, arriving in Samui International.Price includes taxes and charges.From R 1,190, select.
Koh Samui.R 1,213 per passenger.Departing Wed, 23 Apr.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Wed, 23 Apr, arriving in Samui International.Price includes taxes and charges.From R 1,213, select.
Koh Samui.R 1,213 per passenger.Departing Sat, 16 Aug.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Sat, 16 Aug, arriving in Samui International.Price includes taxes and charges.From R 1,213, select.
Koh Samui.R 1,217 per passenger.Departing Mon, 22 Dec.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Mon, 22 Dec, arriving in Samui International.Price includes taxes and charges.From R 1,217, select.
Koh Samui.R 1,217 per passenger.Departing Mon, 7 Jul.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Mon, 7 Jul, arriving in Samui International.Price includes taxes and charges.From R 1,217, select.
Koh Samui.R 1,217 per passenger.Departing Sun, 1 Jun.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Sun, 1 Jun, arriving in Samui International.Price includes taxes and charges.From R 1,217, select.
Koh Samui.R 1,217 per passenger.Departing Sat, 10 Jan.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Bangkok Suvarnabhumi on Sat, 10 Jan, arriving in Samui International.Price includes taxes and charges.From R 1,217, 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 May.
Feb
from R 1,279
Mar
from R 1,337
Apr
from R 1,213
May
from R 1,182
Jun
from R 1,217
Jul
from R 1,217
Aug
from R 1,213
Sep
from R 1,218
Oct
from R 1,218
Nov
from R 1,190
Dec
from R 1,217
Jan
from R 1,217

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 foundR 1,186
Cheapest month to flyMay
Average flight time1 hr, 25 mins
Most popular airlineBangkok Airways
Average flights per week1,538

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 R 2,460. 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 1,538 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 Thursday, 13 November 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.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Koh Samui is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Samui International is Bangkok Airways .

Travelling from Bangkok to Koh Samui Airport (USM): what you need to know

  • Begin your travels at one of Bangkok's main airports, Suvarnabhumi Airport (BKK) or Don Mueang International Airport (DMK). Explore your options for booking a flight from Bangkok to Koh Samui Airport (USM) taking off from either of these.

  • Expect to be in the air for 1 hour 11 minutes. That's the average time for a direct flight from Bangkok to Koh Samui Airport.

  • Chaweng Beach (where Koh Samui Airport is located) and Bangkok share the UTC+7 timezone. Easily coordinate travel plans without worrying about time differences.

  • The busiest route is from Suvarnabhumi Airport (BKK) to Koh Samui Airport (USM), with 753 direct services every week. If you want to head off as soon as possible, the earliest flight from BKK to USM is the 06:00 Bangkok Airways service. If you have other commitments or plans on your day of travel, the last departure is at 20:20 with Bangkok Airways.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Make sure you're at the airport on time to board your flight from Bangkok to USM.

  • Show up at the airport even earlier during popular months like July. Aim for two hours before domestic departures and as much as four hours for international journeys. Once you've checked in, you can use any extra time to finalize your plans or simply relax.

Airports in Bangkok

Suvarnabhumi Airport (BKK)

  • Suvarnabhumi Airport (BKK) is a convenient option for travelling directly to your destination. Nonstop flights from Bangkok to Koh Samui Airport (USM) depart from this terminal.

  • Bangkok Airways is a well-known carrier that offers direct flights from Bangkok to Koh Samui Airport jetting out of BKK.

  • From the centre of Bangkok, BKK is around 32 kilometres away. Visit the official airport website or use navigation apps to work out the best way to get there.

  • Want an easy start to your holiday? Stay near Suvarnabhumi Airport. Whether you're boarding an early flight from Bangkok to Koh Samui Airport or want to avoid feeling rushed, these hotels have you covered:

Don Mueang International Airport (DMK)

  • Want other options for a direct flight from Bangkok to Koh Samui Airport (USM)? Browse the fares leaving from Don Mueang International Airport (DMK).

  • Bangkok Airways has direct flights from Bangkok to USM departing from DMK. Book your favourite aisle seat and arrive at your destination in one go.

  • Using public transport, you can travel from central Bangkok to DMK in around 1 hour and 5 minutes. The terminal is roughly 27 kilometres away, and making the trip by car will take approximately 30 minutes.

  • Want to spoil yourself with an extra night away before catching your flight from Bangkok to USM? Kick back in a hotel near Don Mueang International Airport before your adventure officially begins. Here's where you can stay:

About Koh Samui Airport (USM)

  • If you have a late flight from Bangkok to Koh Samui Airport, nothing tops the convenience of staying near the terminal. Grab your bags from the carousel and then be showered and snoozing soon after at one of these hotels near USM:

Getting from Koh Samui Airport (USM) to central Thailand

  • Koh Samui Airport is roughly 611 kilometres from central Thailand. How long it'll take to get to the centre by car rental or cab depends on the time of day. Do some research beforehand.

How to find the cheapest flights from Bangkok to Koh Samui Airport (USM)

  • For a one-way ticket from Bangkok to Koh Samui Airport, R 1,186 is the cheapest price. You can also book a return flight starting from R 2,453. These are the lowest fares right now and may differ based on availability.

  • Get cheap tickets from Bangkok to USM by booking at least 8 months ahead. According to flight price data, that's the sweet spot for finding the biggest deals.

  • You'll snag the best savings on your tickets from Bangkok to Koh Samui Airport by travelling in May. Take it one step further and use the 'Whole month' tool to find the cheapest day to fly out.

  • Locking in a cheap ticket from Bangkok to USM couldn't be easier with Price Alerts. Simply set up one of these automatic alerts and we'll let you know as soon as the price drops.

  • Customise your journey using filters. Choose the number of stops, total duration, and arrival and departure times to find the ideal flight from Bangkok to Koh Samui Airport. You can also sort the results to see the 'Best,' 'Cheapest' or 'Fastest' options first.

The best time to fly from Bangkok to Koh Samui Airport (USM)

  • February is the quietest time to travel to Chaweng Beach. Alternatively, follow the crowds and get away in August. This is the busiest month for flights from Bangkok to Koh Samui Airport, but the best time to go is your call.

More about Chaweng Beach

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Samui International Airport car hireBest car hire in Thailand

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.