Bus tickets Bangkok to Koh Samui from £20

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Which bus from Bangkok to Koh Samui is the best?

Check the bus schedule for Bangkok to Koh Samui. Here is a selection of the cheapest coach trips for the next days from bus operators like Krung Siam Tour, Montanatip Tour and Travel or Raja Ferry. To see the full timetable for all coaches just use or search and compare.

today
from £20
tomorrow
from £20
Thursday
from £21
Friday
from £21
Saturday
from £20
Sunday
from £21
Monday
from £20

Cheapest bus trips today

Prices are for one way and one person
  • Montanatip Tour and Travel
    14h 30m
    0
    19:00
    Bangkok
    Khao San Travel Mart
    09:30
    Koh Samui
    Ferry Port
    0
    Montanatip Tour and Travel
    Economy
    £20
  • Raja Ferry
    14h 30m
    0
    19:00
    Bangkok
    Khao San Travel Mart
    09:30
    Koh Samui
    Ferry Port
    0
    Raja Ferry
    Economy
    £22
  • Tara Tour and Travel
    18h 0m
    0
    16:00
    Bangkok
    Khao San Travel Mart
    10:00
    Koh Samui
    Nathon Pier
    0
    Tara Tour and Travel
    Economy
    £27
  • Krung Siam Tour
    14h 40m
    0
    18:50
    Bangkok
    Southern Bus Terminal
    09:30
    Koh Samui
    Nathon Pier
    0
    Krung Siam Tour
    Economy
    £27
  • Paradive Travel
    15h 30m
    0
    19:00
    Bangkok
    Khao San Travel Mart
    10:30
    Koh Samui
    Nathon Pier
    0
    Paradive Travel
    Economy
    £29

Cheapest bus trips tomorrow

Prices are for one way and one person
  • Montanatip Tour and Travel
    14h 30m
    0
    19:00
    Bangkok
    Khao San Travel Mart
    09:30
    Koh Samui
    Ferry Port
    0
    Montanatip Tour and Travel
    Economy
    £20
  • Raja Ferry
    14h 30m
    0
    19:00
    Bangkok
    Khao San Travel Mart
    09:30
    Koh Samui
    Ferry Port
    0
    Raja Ferry
    Economy
    £22
  • Tara Tour and Travel
    18h 0m
    0
    16:00
    Bangkok
    Khao San Travel Mart
    10:00
    Koh Samui
    Nathon Pier
    0
    Tara Tour and Travel
    Economy
    £27
  • Krung Siam Tour
    14h 40m
    0
    18:50
    Bangkok
    Southern Bus Terminal
    09:30
    Koh Samui
    Nathon Pier
    0
    Krung Siam Tour
    Economy
    £27
  • Paradive Travel
    15h 30m
    0
    19:00
    Bangkok
    Khao San Travel Mart
    10:30
    Koh Samui
    Nathon Pier
    0
    Paradive Travel
    Economy
    £30

Cheapest bus trips Thursday

Prices are for one way and one person
  • Montanatip Tour and Travel
    14h 30m
    0
    19:00
    Bangkok
    Khao San Travel Mart
    09:30
    Koh Samui
    Ferry Port
    0
    Montanatip Tour and Travel
    Economy
    £21
  • Raja Ferry
    14h 30m
    0
    19:00
    Bangkok
    Khao San Travel Mart
    09:30
    Koh Samui
    Ferry Port
    0
    Raja Ferry
    Economy
    £22
  • Tara Tour and Travel
    18h 0m
    0
    16:00
    Bangkok
    Khao San Travel Mart
    10:00
    Koh Samui
    Nathon Pier
    0
    Tara Tour and Travel
    Economy
    £26
  • Krung Siam Tour
    14h 40m
    0
    18:50
    Bangkok
    Southern Bus Terminal
    09:30
    Koh Samui
    Nathon Pier
    0
    Krung Siam Tour
    Economy
    £26
  • Paradive Travel
    15h 30m
    0
    19:00
    Bangkok
    Khao San Travel Mart
    10:30
    Koh Samui
    Nathon Pier
    0
    Paradive Travel
    Economy
    £29

Cheapest bus trips Friday

Prices are for one way and one person
  • Montanatip Tour and Travel
    14h 30m
    0
    19:00
    Bangkok
    Khao San Travel Mart
    09:30
    Koh Samui
    Ferry Port
    0
    Montanatip Tour and Travel
    Economy
    £21
  • Krung Siam Tour
    14h 40m
    0
    18:50
    Bangkok
    Southern Bus Terminal
    09:30
    Koh Samui
    Ferry Port
    0
    Krung Siam Tour
    Economy
    £24
  • Raja Ferry
    14h 30m
    0
    19:00
    Bangkok
    Raja Ferry Khaosan
    09:30
    Koh Samui
    Ferry Port
    0
    Raja Ferry
    Economy
    £24
  • Tara Tour and Travel
    18h 0m
    0
    16:00
    Bangkok
    Khao San Travel Mart
    10:00
    Koh Samui
    Nathon Pier
    0
    Tara Tour and Travel
    Economy
    £27
  • Paradive Travel
    15h 30m
    0
    19:00
    Bangkok
    Khao San Travel Mart
    10:30
    Koh Samui
    Nathon Pier
    0
    Paradive Travel
    Economy
    £29

Cheapest bus trips Saturday

Prices are for one way and one person
  • Montanatip Tour and Travel
    14h 30m
    0
    19:00
    Bangkok
    Khao San Travel Mart
    09:30
    Koh Samui
    Ferry Port
    0
    Montanatip Tour and Travel
    Economy
    £20
  • Raja Ferry
    14h 30m
    0
    19:00
    Bangkok
    Khao San Travel Mart
    09:30
    Koh Samui
    Ferry Port
    0
    Raja Ferry
    Economy
    £22
  • Tara Tour and Travel
    18h 0m
    0
    16:00
    Bangkok
    Khao San Travel Mart
    10:00
    Koh Samui
    Nathon Pier
    0
    Tara Tour and Travel
    Economy
    £27
  • Krung Siam Tour
    14h 40m
    0
    18:50
    Bangkok
    Southern Bus Terminal
    09:30
    Koh Samui
    Ferry Port
    0
    Krung Siam Tour
    Business
    £27
  • Sombat
    0
    19:00
    Bangkok
    Southern Bus Terminal
    Koh Samui
    Bus Stop
    0
    Sombat
    Economy
    £620

Cheapest bus trips Sunday

Prices are for one way and one person
  • Montanatip Tour and Travel
    14h 30m
    0
    19:00
    Bangkok
    Raja Ferry Khaosan
    09:30
    Koh Samui
    Ferry Port
    0
    Montanatip Tour and Travel
    Economy
    £21
  • Montanatip Tour and Travel
    14h 30m
    0
    19:00
    Bangkok
    Raja Ferry Khaosan
    09:30
    Koh Samui
    Na Thon
    0
    Montanatip Tour and Travel
    Economy
    £21
  • Krung Siam Tour
    14h 40m
    0
    18:50
    Bangkok
    Southern Bus Terminal
    09:30
    Koh Samui
    Ferry Port
    0
    Krung Siam Tour
    Economy
    £24
  • Krung Siam Tour
    14h 40m
    0
    18:50
    Bangkok
    Southern Bus Terminal
    09:30
    Koh Samui
    Na Thon
    0
    Krung Siam Tour
    Economy
    £24
  • Raja Ferry
    14h 30m
    0
    19:00
    Bangkok
    Raja Ferry Khaosan
    09:30
    Koh Samui
    Ferry Port
    0
    Raja Ferry
    Economy
    £24

Cheapest bus trips Monday

Prices are for one way and one person
  • Montanatip Tour and Travel
    14h 30m
    0
    19:00
    Bangkok
    Khao San Travel Mart
    09:30
    Koh Samui
    Ferry Port
    0
    Montanatip Tour and Travel
    Economy
    £20
  • Raja Ferry
    14h 30m
    0
    19:00
    Bangkok
    Khao San Travel Mart
    09:30
    Koh Samui
    Ferry Port
    0
    Raja Ferry
    Economy
    £22
  • Tara Tour and Travel
    18h 0m
    0
    16:00
    Bangkok
    Khao San Travel Mart
    10:00
    Koh Samui
    Nathon Pier
    0
    Tara Tour and Travel
    Economy
    £27
  • Krung Siam Tour
    14h 40m
    0
    18:50
    Bangkok
    Southern Bus Terminal
    09:30
    Koh Samui
    Nathon Pier
    0
    Krung Siam Tour
    Economy
    £27
  • Paradive Travel
    15h 30m
    0
    19:00
    Bangkok
    Khao San Travel Mart
    10:30
    Koh Samui
    Nathon Pier
    0
    Paradive Travel
    Economy
    £29

What is the best day and time to travel by bus between Bangkok and Koh Samui?

Here is the frequency of all coach connections from Bangkok to Koh Samui. See on which day of the week you have more travel options and what time you have more bus trips to choose from.
Thursday is the busiest day, with more than 25 daily coaches from Bangkok to Koh Samui. Sunday has instead the fewest connections, with only 16 daily coaches between Bangkok and Koh Samui.
The busiest time of the day is the Evening, with 144 coaches from Bangkok to Koh Samui, while Afternoon sees the fewest connections between Bangkok and Koh Samui, with 6 offers.

All facts for Bangkok to Koh Samui bus at a glance

Compare all coach operators like Krung Siam Tour, Montanatip Tour and Travel and Raja Ferry that travel daily 21 times by bus from Bangkok to Koh Samui in one click. Book your Bangkok to Koh Samui bus ticket starting from £20!

Cheapest Bus £20
Fastest Bus 14h 27m
Earliest Coach 16:00
Latest Coach 19:30
Daily Bus Connections 21 Ø
Distance 472.0 km
Coach Companies Krung Siam Tour, Montanatip Tour and Travel, Raja Ferry, Sombat, Tara Tour and Travel and Paradive Travel

What are the cheapest coach tickets from Bangkok to Koh Samui?

Every day, 21 buses from 6 coach companies leave Bangkok for Koh Samui. Check the table below to find the cheapest prices for coach tickets for this route, starting from 22/04/2025 and for the following days. Make sure get the cheapest bus ticket!

Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Monday 21/04
Tuesday 22/04
£14
Wednesday 23/04
£14
Thursday 24/04
£532
Friday 25/04
£532
Saturday 26/04
£532
Sunday 27/04
£532
Monday 28/04
£532
Tuesday 29/04
£532
Wednesday 30/04
£532
Thursday 01/05
£532
Friday 02/05
£532
Saturday 03/05
£532
Sunday 04/05
£532
Monday 05/05
£532
Tuesday 06/05
£532
Wednesday 07/05
£532
Thursday 08/05
£532
Friday 09/05
£532
Saturday 10/05
£532
Sunday 11/05
£532
Monday 12/05
£532
Tuesday 13/05
£532
Wednesday 14/05
£532
Thursday 15/05
£532
Friday 16/05
£532
Saturday 17/05
£532
Sunday 18/05

The cheapest time to travel from Bangkok to Koh Samui

See here on which day and which time of the day you can find the cheapest bus ticket from Bangkok to Koh Samui, for the next 30 days.
With a price starting from £20, Monday is the cheapest day for a coach from Bangkok to Koh Samui. Friday instead is the most expensive day with prices starting from £21.
Evening is the cheapest day time for bus tickets from Bangkok to Koh Samui, with £20. Afternoon is the most expensive time of the day with prices starting from £26.

How to save money travelling from Bangkok to Koh Samui

Travel can be expensive, but it doesn't need to be! Do you want to avoid paying higher prices for your trip? Plan your bus trips smartly. Here are a few hacks to save money on your coach journey.

Book the ticket from Bangkok to Koh Samui in advance! The earlier you book, the cheaper usually the price is. Also, you will be sure to have a place on the coach from Bangkok to Koh Samui, compared instead if you buy it at the last moment, or directly at the station.

If you can, avoid travelling at peak times. Instead of weekend, try travelling during the week. Travelling in the evening or at night it’s also cheaper, and later coaches from Bangkok to Koh Samui are also emptier.

Check for bus deals and promotions for all bus companies in this route. On CheckMyBus we show special offers directly in the coach trip on our search. Sign-up and check or deals sections and get notifications on our latest travel hacks.

What are the most popular bus companies from Bangkok to Koh Samui?

These are the most booked bus companies by our users on the Bangkok to Koh Samui timetable.

Krung Siam Tour from Bangkok to Koh Samui

Krung Siam Tour

Here you will find the key facts about the Krung Siam Tour bus route Bangkok to Koh Samui:

Cheapest Price £24
Fastest Coach 14h 28m
Earliest Coach 18:50
Last Coach 19:00
Daily Connections 8 Ø
Found on 22/04/2025

Montanatip Tour and Travel from Bangkok to Koh Samui

Montanatip Tour and Travel

Here you will find the key facts about the Montanatip Tour and Travel bus route Bangkok to Koh Samui:

Cheapest Price £20
Fastest Coach 14h 27m
Earliest Coach 19:00
Last Coach 19:00
Daily Connections 5 Ø
Found on 22/04/2025
In total 6 operators offer buses for this route. Find all bus timetables for them. Each coach company has a dedicated cancellation policy and possibilities for transport luggage on the bus. Check also special conditions to travel with kids or coach cards with rebates.

All bus stations and stops in Bangkok and Koh Samui

Here is a map with all coach stations in Bangkok and Koh Samui. Compare which stop is closest to your destination to save time to find the fastest buses and connections.

All you need to know when you travel by bus from Bangkok to Koh Samui

Check all information on comfort and services on the coaches from Bangkok to Koh Samui. Which seat classes are available or what are the amenities of operators on your coach trip? Below you´ll find answers to your questions.

FAQs for Bangkok to Koh Samui bus

How much does a Bangkok Koh Samui coach trip cost?

This depends on, among other things, the day and travel time. The cheapest ticket for the Bangkok Koh Samui bus trip is available from £20 and takes 14h 30m. Compare offers and save money!

How much could I save by comparing buses from Bangkok to Koh Samui?

This connection is offered by 6 companies with ticket prices ranging from £20 to £620. Therefore, we suggest booking your ticket as soon as possible to ensure you’ll get the cheapest bus trip to Koh Samui.

How many connections are available for the Bangkok Koh Samui route on average every day?

Each day, the bus route from Bangkok to Koh Samui is offered by roughly 21 busses. By using our search, you can compare bus schedules and find your ideal trip.

How long does a bus to Koh Samui from Bangkok take?

The quickest coach from Bangkok to Koh Samui is provided by Montanatip Tour and Travel and takes 14h 27m. Coach tickets for this connection cost £24. However, keep in mind that the connection can take longer due to traffic.

What time is the first bus from Bangkok to Koh Samui?

The earliest bus to Koh Samui departs from Bangkok at 16:00. In this context, information about departure times may differ on weekends and holidays. Simply use our search to find the exact times for your planned travel date.

What time is the last coach from Bangkok to Koh Samui?

The latest bus to Koh Samui departs from Bangkok at 19:30. Please note that departure times may differ on weekends and holidays. Simply use our search to find the exact times for your planned travel date.

Which bus companies serve the Bangkok Koh Samui route?

Passengers looking to travel from Bangkok to Koh Samui can travel with Krung Siam Tour, Montanatip Tour and Travel and Raja Ferry. Compare all available bus tickets with our search to book the trip that works best for you.

Is there a direct bus between Bangkok and Koh Samui?

You can check all the direct connections between Bangkok and Koh Samui by using our search and looking at the Changes section in our filters. These are some of the companies which offer a direct bus: Krung Siam Tour, Montanatip Tour and Travel and Raja Ferry.

What can I take with me on the bus to Koh Samui from Bangkok?

Depending on which provider you travel with, what you're allowed to bring with you can vary. Generally, you can take a suitcase and hand luggage with you on the bus for the Bangkok Koh Samui bus route free of charge. Simply use our search to find a coach that is best suited to your needs for your planned travel date.

What equipment is available for the Bangkok Koh Samui bus route?

The equipment on board differs depending on the provider. However, many long-distance buses have WiFi so you can tell your friends your exact location during the journey. To make travelling even more pleasant, air conditioning systems provide ventilation. It is best to use our search to get precise information about the equipment of the bus from Bangkok to Koh Samui on your planned travel date.

Available seat classes which are offered on the bus route Bangkok to Koh Samui

Economy
Economy

The cheapest option available for your ticket, it usually comes with reclinable seats and AC.

Business
Business

Comfortable seating, food and drink service, accompanied generally by ticket flexibility.

More bus routes to Bangkok and to Koh Samui

Here’s an overview of the most popular bus routes to Bangkok and to Koh Samui. Simply click on the connection of your choice, and you’ll find all the details about your bus route!
Coach from Chumphon to Bangkok Coach from Chumphon to Bangkok
Bus Pai to Bangkok Bus Pai to Bangkok
Battambang to Bangkok bus Battambang to Bangkok bus
Bus Sukhothai to Bangkok Bus Sukhothai to Bangkok
Coach to Koh Samui from Phuket Coach to Koh Samui from Phuket
Bus from Krabi to Koh Samui Bus from Krabi to Koh Samui
Bus to Koh Samui from Patong Bus to Koh Samui from Patong
Bus to Koh Samui from Hat Yai Bus to Koh Samui from Hat Yai
Popular Airport Transfers to Bangkok and to Koh Samui
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