Bus from Koh Samui to Bangkok from $21

Compare all the bus companies and find the best price with CheckMyBus
1
Search accommodation with Booking.com
The Best Deals Save up to 70%
The Most Choices Millions of routes worldwide
Easy and Transparent Compare offers with 1 click

Compare all timetables for the bus from Koh Samui to Bangkok

Here is a selection of the cheapest bus trips from the schedule from Koh Samui to Bangkok from various bus operators like Krung Siam Tour, Montanatip Tour and Travel or Raja Ferry for the next days.

today
from $21
tomorrow
from $25
Tuesday
Wednesday
from $846
Thursday
Friday
from $25
Saturday
from $21

Cheapest bus trips today

Prices are for one way and one person
  • Jarinthon Tour
    14h 30m
    0
    3:00 PM
    Koh Samui
    Ko Samui - Lamai South
    5:30 AM
    Bangkok
    Raja Ferry Khaosan
    0
    Jarinthon Tour
    Economy
    $21
  • Montanatip Tour and Travel
    15h 0m
    0
    2:00 PM
    Koh Samui
    Ferry Port
    5:00 AM
    Bangkok
    City Library
    0
    Montanatip Tour and Travel
    Economy
    $24
  • Raja Ferry
    16h 0m
    0
    2:00 PM
    Koh Samui
    Ferry Port
    6:00 AM
    Bangkok
    Khao San Travel Mart
    0
    Raja Ferry
    Economy
    $29
  • Nara Travel
    15h 30m
    0
    2:00 PM
    Koh Samui
    Ferry Port
    5:30 AM
    Bangkok
    City Library
    0
    Nara Travel
    Economy
    $33
  • Krung Siam Tour
    15h 30m
    0
    2:00 PM
    Koh Samui
    Na Thon
    5:30 AM
    Bangkok
    Southern Bus Terminal
    0
    Krung Siam Tour
    Economy
    $33

Cheapest bus trips tomorrow

Prices are for one way and one person
  • Montanatip Tour and Travel
    15h 0m
    0
    2:00 PM
    Koh Samui
    Ferry Port
    5:00 AM
    Bangkok
    City Library
    0
    Montanatip Tour and Travel
    Economy
    $25
  • Raja Ferry
    16h 0m
    0
    2:00 PM
    Koh Samui
    Ferry Port
    6:00 AM
    Bangkok
    Khao San Travel Mart
    0
    Raja Ferry
    Economy
    $30
  • Nara Travel
    15h 30m
    0
    2:00 PM
    Koh Samui
    Ferry Port
    5:30 AM
    Bangkok
    City Library
    0
    Nara Travel
    Economy
    $33
  • Krung Siam Tour
    15h 30m
    0
    2:00 PM
    Koh Samui
    Na Thon
    5:30 AM
    Bangkok
    Southern Bus Terminal
    0
    Krung Siam Tour
    Economy
    $33
  • Sombat
    0
    3:30 PM
    Koh Samui
    Bus Stop
    Bangkok
    Southern Bus Terminal
    0
    Sombat
    Economy
    $846

Cheapest bus trips Wednesday

Prices are for one way and one person
  • Sombat
    0
    3:30 PM
    Koh Samui
    Bus Stop
    Bangkok
    Southern Bus Terminal
    0
    Sombat
    Economy
    $846
  • Sombat
    0
    4:30 PM
    Koh Samui
    Bus Stop
    Bangkok
    Southern Bus Terminal
    0
    Sombat
    Economy
    $846

Cheapest bus trips Friday

Prices are for one way and one person
  • Montanatip Tour and Travel
    15h 0m
    0
    2:00 PM
    Koh Samui
    Ferry Port
    5:00 AM
    Bangkok
    City Library
    0
    Montanatip Tour and Travel
    Economy
    $25
  • Montanatip Tour and Travel
    14h 0m
    0
    3:00 PM
    Koh Samui
    Na Thon
    5:00 AM
    Bangkok
    City Library
    0
    Montanatip Tour and Travel
    Economy
    $25
  • Raja Ferry
    16h 0m
    0
    2:00 PM
    Koh Samui
    Ferry Port
    6:00 AM
    Bangkok
    Khao San Travel Mart
    0
    Raja Ferry
    Economy
    $30
  • Raja Ferry
    15h 0m
    0
    3:00 PM
    Koh Samui
    Ferry Port
    6:00 AM
    Bangkok
    Raja Ferry Khaosan
    0
    Raja Ferry
    Economy
    $33
  • Krung Siam Tour
    15h 30m
    0
    2:00 PM
    Koh Samui
    Na Thon
    5:30 AM
    Bangkok
    Southern Bus Terminal
    0
    Krung Siam Tour
    Economy
    $33

Cheapest bus trips Saturday

Prices are for one way and one person
  • Jarinthon Tour
    14h 30m
    0
    3:00 PM
    Koh Samui
    Ko Samui - Lamai South
    5:30 AM
    Bangkok
    Raja Ferry Khaosan
    0
    Jarinthon Tour
    Economy
    $21
  • Montanatip Tour and Travel
    15h 0m
    0
    2:00 PM
    Koh Samui
    Ferry Port
    5:00 AM
    Bangkok
    City Library
    0
    Montanatip Tour and Travel
    Economy
    $25
  • Montanatip Tour and Travel
    14h 0m
    0
    3:00 PM
    Koh Samui
    Na Thon
    5:00 AM
    Bangkok
    City Library
    0
    Montanatip Tour and Travel
    Economy
    $25
  • Jarinthon Tour
    14h 30m
    0
    3:00 PM
    Koh Samui
    Ko Samui - Lamai South
    5:30 AM
    Bangkok
    Raja Ferry Khaosan
    0
    Jarinthon Tour
    Business
    $31
  • Krung Siam Tour
    15h 30m
    0
    2:00 PM
    Koh Samui
    Na Thon
    5:30 AM
    Bangkok
    Southern Bus Terminal
    0
    Krung Siam Tour
    Economy
    $33

Enjoy these deals on your way from Koh Samui to Bangkok

Easybook-Enjoy up to 52% off for your First Booking!
Easybook

Enjoy up to 52% off for your First Booking!

Facts about the bus from Koh Samui to Bangkok

Compare all providers like Krung Siam Tour, Montanatip Tour and Travel and Raja Ferry that travel 13 times every day by bus from Koh Samui to Bangkok in one click! Book your bus ticket from Koh Samui to Bangkok starting from $21!

Cheapest Bus $21
Fastest Bus 14h 0m
Earliest Bus 1:30 PM
Latest Bus 3:00 PM
Daily Bus Routes 13 Ø
Distance 293.4 miles
Bus Companies Krung Siam Tour, Montanatip Tour and Travel, Raja Ferry, Nara Travel, Jarinthon Tour and Sombat

Cheapest bus connections from Koh Samui to Bangkok

Every day, 13 buses from 6 bus companies leave Koh Samui for Bangkok: in the table below, you will find the cheapest prices for a bus ticket for this route, starting from 06/29/2025 and for the following days.

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday 06/29
$725
Monday 06/30
$725
Tuesday 07/01
$725
Wednesday 07/02
$725
Thursday 07/03
$725
Friday 07/04
$725
Saturday 07/05
$15
Sunday 07/06
$725
Monday 07/07
$15
Tuesday 07/08
$725
Wednesday 07/09
$725
Thursday 07/10
$725
Friday 07/11
$725
Saturday 07/12
$725
Sunday 07/13
$725
Monday 07/14
$725
Tuesday 07/15
$725
Wednesday 07/16
$725
Thursday 07/17
$725
Friday 07/18
$725
Saturday 07/19
$725
Sunday 07/20
$725
Monday 07/21
$725
Tuesday 07/22
$725
Wednesday 07/23
$725
Thursday 07/24
$725
Friday 07/25
$725
Saturday 07/26

How to save money travelling from Koh Samui to Bangkok

Travel can be expensive, but it doesn't need to be! Do you want to avoid paying a terrible price for your trip? Then follow these quick steps to save money:

Book the ticket from Koh Samui to Bangkok in advance! The earlier you book, the cheaper usually the price is. Also, you will be sure to have a place on the bus from Koh Samui to Bangkok, 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 buses from Koh Samui to Bangkok are also emptier.

Beloved bus companies from Koh Samui to Bangkok

These are the most booked bus companies between Koh Samui to Bangkok from our users.

Krung Siam Tour from Koh Samui to Bangkok

Krung Siam Tour

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

Cheapest Price $33
Fastest Bus 15h 30m
Earliest Bus 2:00 PM
Last Bus 2:00 PM
Daily Connections 6 Ø
Found on 6/25/2025

Raja Ferry from Koh Samui to Bangkok

Raja Ferry

Here you will find the key facts about the Raja Ferry bus route Koh Samui to Bangkok:

Cheapest Price $29
Fastest Bus 15h 0m
Earliest Bus 2:00 PM
Last Bus 3:00 PM
Daily Connections 3 Ø
Found on 6/25/2025

All bus stations and stops in Koh Samui and Bangkok

In the map below, you can see where to find all bus stations in Koh Samui and Bangkok.

Compare the bus with other modes of transport

The bus is often the cheapest mode of transport, while other modes like train or flight are faster. Looking for quicker alternatives to travel from Koh Samui to Bangkok? Compare all modes of transports from Koh Samui to Bangkok.

Service and Comfort on the bus from Koh Samui to Bangkok

Want to know which seat classes are available on the buses from Koh Samui to Bangkok? Or which bus companies serve the route Koh Samui to Bangkok? Below you will find answers to your questions.

FAQs about the Koh Samui to Bangkok bus

How much does a Koh Samui Bangkok bus trip cost?

This depends on, among other things, the day and time of travel. The cheapest trip is available from $21 and takes 14h 30m to reach Bangkok. Compare offers to save money!

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

This route is offered by 6 companies with a range of ticket prices between $21 and $846. Thus, we recommend booking your ticket as early as possible to make sure you get the cheapest bus ticket to Bangkok.

On average, how many connections are available from Koh Samui to Bangkok each day?

Every day, the Koh Samui to Bangkok bus route is served by approximately 13 connections. With our search, you can compare bus times to find the perfect trip.

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

The fastest bus from Koh Samui to Bangkok is offered by Montanatip Tour and Travel and takes 14h 0m. Bus tickets for this connection cost $24. In this context, bear in mind that the journey can take longer due to traffic.

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

The earliest bus arriving in Bangkok from Koh Samui starts at 1:30 PM. However, information regarding departure times may differ on weekends and holidays. Simply use our search to find exact times for your planned travel date.

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

The latest bus trip departing from Koh Samui for Bangkok starts at 3:00 PM. Please note that departure times may differ on weekends and holidays. So just use our search to find the exact times for your planned travel date.

Which bus companies operate the Koh Samui Bangkok route?

When traveling by bus from Koh Samui to Bangkok, passengers can travel with Krung Siam Tour, Montanatip Tour and Travel and Raja Ferry. With our search, you can compare all available bus tickets to book the one that works for you.

Is there a direct bus between Koh Samui and Bangkok?

You can check all the direct connections between Koh Samui and Bangkok 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 Koh Samui to Bangkok bus route?

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 Koh Samui Bangkok bus route free of charge. Simply use our search to find a bus that is best suited to your needs for your planned travel date.

What equipment is available for the Koh Samui Bangkok 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 traveling 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 Koh Samui to Bangkok on your planned travel date.

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

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 Koh Samui and to Bangkok

Here’s an overview of the most popular bus routes to Koh Samui and to Bangkok. Simply click on the connection of your choice, and you will find all the details about your bus route!
Buses from Phuket to Koh Samui Buses from Phuket to Koh Samui
Buses Krabi to Koh Samui Buses Krabi to Koh Samui
Buses Hua Hin to Koh Samui Buses Hua Hin to Koh Samui
Buses Khao Sok - Koh Samui Buses Khao Sok - Koh Samui
Buses to Bangkok from Kanchanaburi Buses to Bangkok from Kanchanaburi
From Trat to Bangkok bus From Trat to Bangkok bus
Buses to Bangkok from Khao Sok Buses to Bangkok from Khao Sok
From Pai to Bangkok bus From Pai to Bangkok bus
Popular Airport Shuttles to Koh Samui and to Bangkok
CheckMyBus › Buses in Thailand › Bus to Koh Samui › Bus to Bangkok

The CheckMyBus App

Free Download

App Store
CheckMyBus App
Close
GPDR CheckMyBus shield

We value your privacy!

To show you the best bus offers, we and our partners use technical, analytical, and marketing cookies to personalize the ads. We remember your anonymized details to provide a personalized experience.