Bangkok → Koh Samui by bus
The bus from Bangkok to Koh Samui takes about 14h 30m and costs ฿1,075–฿2,042. There are 3 departures bookable through Busaba — first bus 19:00, last bus 21:00, leaving from Bangkok Bus Terminal Southern (Sai Tai Mai).
- Fares today: ฿1,075–฿2,042 (Prices checked 2026-10-02)
Fares and times from the reservation systems of Krung Siam Tour and Chokeanan. Checked 02 Oct 2026 02:07 (ICT).
FromBangkok
ToKoh Samui
Timetable · 2026-10-02
| Departs | Arrives | Duration | Operator | Class | Fare from |
|---|---|---|---|---|---|
| 19:00 | 10:30next day | 15h 30m | Krung Siam TourPlatform 16 · Bangkok Bus Terminal Southern (Sai Tai Mai) · snack included | VIP 24 | ฿1,316Choose seat |
| 19:15 | 10:45next day | 15h 30m | Krung Siam TourPlatform 16 · Bangkok Bus Terminal Southern (Sai Tai Mai) · snack included | VIP 32 | ฿1,075Choose seat |
| 21:00 | 11:30next day | 14h 30m | ChokeananBangkok Bus Terminal Southern (Sai Tai Mai) · Blanket | VIP 24 | ฿2,042Choose seat |
481 km apart in a straight line, averaging 31 km/h over 15h 30m
3departures
2operators
฿1,075From
Operators on this route
- Krung Siam Tour
2 departures/day · Class: VIP 24, VIP 32 · Platform: 16 · from ฿1,075 - Chokeanan
1 departures/day · Class: VIP 24 · from ฿2,042
| Operator | Class | From |
|---|---|---|
| Chokeanan | VIP 24 | ฿2,042 |
| Krung Siam Tour | VIP 24 | ฿1,316 |
| Krung Siam Tour | VIP 32 | ฿1,075 |
Terminals
- Bangkok Bangkok Bus Terminal Southern (Sai Tai Mai)
- Koh Samui Koh Samui (Phralan Pier), Koh Samui (Raja Ferry)
today's departures use platform 16
Asked about this route
- How much does the Bangkok to Koh Samui bus cost?
- ฿1,075–฿2,042 for 2026-10-02.
Frequently asked
- About 14h 30m. Across the 3 scheduled departures it ranges from 14h 30m to 15h 30m depending on the service.
- ฿1,075 to ฿2,042 depending on operator and class — real fares for 2026-10-02.
- First departure 19:00, last departure 21:00.
- 2 licensed operators sell this route through Busaba: Krung Siam Tour, Chokeanan.
- Yes — 1 of the 3 departures leave between 20:00 and 05:00.
Booking from outside Thailand? Read the guide →
Wondering how booking, boarding and bus classes work here? The Thailand bus guide explains it.
Related routes
- Return trip: Koh Samui to Bangkok bus
- More buses to Koh Samui
- All buses from Bangkok
- Bangkok – Pattaya
- Bangkok – Rayong
- Kanchanaburi – Bangkok
- Bangkok – Chanthaburi
- Rayong – Bangkok
- Bangkok – Trat
- Chaiyaphum – Bangkok
- Chanthaburi – Bangkok
Read from the live Busaba booking system on 02 Oct 2026 02:07 (ICT), for departures on 2026-10-02.