High season: boats on popular Andaman Coast routes can sell out in December, January and around holidays. Book a day or more ahead.
Koh Tao to Khao Sok departures
Departures listed for 5 Nov 2026 (checked 2 Nov 2026). Fares are per adult, as listed that day. Times can change by date and season: pick your date for live seats.
| Depart → arrive | Operator & piers | Time | Fare | Book |
|---|---|---|---|---|
| 09:30 → 16:30 | Mae Haad Koh Tao → Khao Sok Bus Station | 7h | €38.44 | Book |
Operator timetable
1 joint bus + boat departure a day (Boonsiri timetable, 1 October 2026 – 31 May 2027)
- Koh Tao → Khao Sok: 08:00 → 15:30 (฿1,450)
- Khao Sok (van station or hotel) → Koh Tao: 09:00 → 16:25 (฿1,450)
Source: Boonsiri High Speed Catamaran timetable (operator), checked 25 Oct 2026.
Route facts
| Departs | Koh Tao (Boonsiri pier, Mae Haad), Surat Thani |
|---|---|
| Arrives | Khao Sok (Boonsiri van station), Surat Thani |
| Crossing time | About 7h 30m (bus + boat) (fastest listed: 7h) |
| Distance | About 47 nautical miles (87 km) |
| Operators | Boonsiri High Speed Ferries (About 7h 30m door to door) |
| Boats | High-speed catamaran, Coach / van |
| Season | Runs all year |
| Vehicles | Passengers only |
| Sea | Gulf of Thailand |
See every operator, seat availability and the live price.
Before you travel
Good to know
- One Boonsiri ticket covers the boat and the road legs; times are from its timetable for 1 October 2026 – 31 May 2027, so check the operator’s site before travelling. Boonsiri asks passengers to check in 30 minutes before departure.
Getting to and from the pier
- Boonsiri also sells the trip on to the Ratchaprapha Dam pier (Cheow Lan Lake) at 08:00, arriving 15:00 (฿1,750)
- Khao Sok village is at the entrance to Khao Sok National Park
Return trip: Khao Sok (van station or hotel) → Koh Tao: 09:00 → 16:25, ฿1,450 on Boonsiri’s timetable.
Koh Tao to Khao Sok ferry: questions
How long is the ferry from Koh Tao to Khao Sok?
Operators publish About 7h 30m (bus + boat) for Koh Tao to Khao Sok. The sea distance is about 47 nautical miles.
How many ferries a day go from Koh Tao to Khao Sok?
1 departure was listed for 5 Nov 2026 at 09:30 (checked 2 Nov 2026). The operators’ own timetable: 1 joint bus + boat departure a day (Boonsiri timetable, 1 October 2026 – 31 May 2027). Departures change with the season, so check the date you want to travel.
Where does the Koh Tao to Khao Sok ferry leave from?
The main departure point is Koh Tao (Boonsiri pier, Mae Haad); boats arrive at Khao Sok (Boonsiri van station). Boonsiri also sells the trip on to the Ratchaprapha Dam pier (Cheow Lan Lake) at 08:00, arriving 15:00 (฿1,750).
How much is the ferry from Koh Tao to Khao Sok?
On 2 Nov 2026, the booking listing showed fares from €38.44 to €38.44 per adult for 5 Nov 2026. The price depends on the operator, the boat (ferry, speedboat or catamaran) and whether a hotel or pier transfer is included. These were the prices on that day: check the live fare for your date before booking.
Which companies run ferries from Koh Tao to Khao Sok?
Lomprayah and Boonsiri High Speed Ferries. Boonsiri High Speed Ferries: High-speed catamaran, Coach / van.
Does the Koh Tao to Khao Sok ferry run all year?
The sources we checked list it as a year-round service. The southwest monsoon brings rougher seas from roughly May to October. Several island-hopping speedboats, especially in the far south around Koh Lipe and the Trang islands, run only in the high season, roughly November to April.
Can I take a car or motorbike from Koh Tao to Khao Sok?
No. This is a passenger service; vehicles are not carried.
How do I get back from Khao Sok to Koh Tao?
Khao Sok (van station or hotel) → Koh Tao: 09:00 → 16:25, ฿1,450 on Boonsiri’s timetable.
How long does it take from Koh Tao to Khao Sok?
About 7h 30m on Boonsiri’s joint ticket: 08:00 → 15:30. Times from Boonsiri’s timetable for 1 October 2026 – 31 May 2027.
How much is the Koh Tao to Khao Sok joint ticket?
฿1,450 per person on Boonsiri’s timetable (1 October 2026 – 31 May 2027); prices on partner sites such as 12Go can differ.
Sources and checks
We check each route against the operators’ and ports’ own pages, and read our booking partner’s public route page for current departures. Facts we could not confirm are left out.
- boonsiriferry.com, checked 25 Oct 2026: Boonsiri High Speed Catamaran timetable (operator site), high-season tables effective 1 October 2026 – 31 May 2027: departure, arrival and fare per departure point.
- boonsiriferry.com, checked 25 Oct 2026: Boonsiri route list: bus, van and catamaran services it runs.
- Booking partner (12Go) public route page, departures and fares read 2 Nov 2026
Photo: A longtail boat on the shore of Cheow Lan Lake in Khao Sok National Park, below limestone cliffs (SupawatR, Wikimedia Commons, CC BY-SA 4.0).
🙏 Spotted something out of date? Tell us at sawadee@thaiferries.co and we’ll check it.
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