{"id":40045,"date":"2026-06-12T17:35:47","date_gmt":"2026-06-12T10:35:47","guid":{"rendered":"https:\/\/thediversboat.com\/?page_id=40045"},"modified":"2026-07-05T16:00:16","modified_gmt":"2026-07-05T09:00:16","slug":"diving-koh-samui","status":"publish","type":"page","link":"https:\/\/thediversboat.com\/en\/international-diving-center\/diving-koh-samui\/","title":{"rendered":"Diving Koh Samui, Day Trip to Sail Rock | The Divers Boat"},"content":{"rendered":"
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The diving Koh Samui day trip<\/strong> to Sail Rock is easier than most people think. Most assume it’s impossible \u2014 too far, too complicated, too many ferries. In reality, with The Divers Boat it is one of the most extraordinary dive days in the Gulf of Thailand. Take the 8am Lomprayah ferry to Koh Phangan<\/a>, dive a double Sail Rock with us, and be back in Koh Samui the same evening on the 5pm ferry. Indeed, we are the only operator in the Gulf of Thailand to make this diving Koh Samui day trip<\/strong> possible.<\/p>\n

<\/p>\n

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1 day<\/span>
\nFrom Koh Samui<\/span><\/div>\n
2<\/span>
\nDives at Sail Rock<\/span><\/div>\n
10:00<\/span>
\nBoat departure<\/span><\/div>\n
16:00<\/span>
\nBack at pier<\/span><\/div>\n<\/div>\n

<\/p>\n

Diving Koh Samui day trip to Sail Rock: is it really possible?<\/h2>\n

Yes \u2014 and the key is a 10:00am departure from Koh Phangan. Most dive operators in the area depart at 8:00am. Consequently, guests from Koh Samui simply cannot make it in time: the 8am Lomprayah ferry arrives in Koh Phangan too late for an 8am boat. As a result, Koh Samui divers are effectively locked out.<\/p>\n

At The Divers Boat, we made a deliberate choice. The Red Boat<\/strong> \u2014 our dedicated Koh Phangan vessel \u2014 departs at 10:00am<\/strong> and returns at 4:00pm<\/strong>. This schedule is designed precisely to allow guests from Koh Samui to take the 8am Lomprayah, join our boat in Koh Phangan, dive a full double Sail Rock, and catch the 5pm Lomprayah back the same evening. No other dive operator in the Gulf of Thailand makes this diving Koh Samui day trip possible.<\/strong><\/p>\n

<\/p>\n

Your diving Koh Samui day trip, step by step<\/h2>\n

The logistics are simpler than they sound. Here is exactly how your day unfolds:<\/p>\n

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8:00<\/div>\n
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Board the Lomprayah ferry from Koh Samui<\/div>\n
Head to the Lomprayah pier in Koh Samui and board the 8am ferry to Koh Phangan. The crossing takes approximately 30 minutes.<\/div>\n<\/div>\n<\/div>\n
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8:30<\/div>\n
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Arrive in Koh Phangan<\/div>\n
You arrive at Thong Sala pier, Koh Phangan. A transfer of around 30 minutes takes you to Chaloklum \u2014 contact us in advance so we can arrange it.<\/div>\n<\/div>\n<\/div>\n
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10:00<\/div>\n
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Departure to Sail Rock<\/div>\n
Our boat departs Chaloklum for Sail Rock. The crossing takes approximately 1h15. Snacks, tea, coffee and water are on board throughout.<\/div>\n<\/div>\n<\/div>\n
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11:15<\/div>\n
\n
First dive at Sail Rock<\/div>\n
Your first descent at one of the best dive sites in the world. The famous chimney, barracuda schools, giant trevally \u2014 and possibly a whale shark.<\/div>\n<\/div>\n<\/div>\n
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12:30<\/div>\n
\n
Surface interval \u2014 hot lunch on board<\/div>\n
A freshly cooked hot meal (chicken and rice), fresh fruit and snacks. You debrief the first dive, rest, and prepare for the second descent.<\/div>\n<\/div>\n<\/div>\n
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13:30<\/div>\n
\n
Second dive at Sail Rock<\/div>\n
Often the best one. You know the site now, you know where to look, and you feel at home in the water.<\/div>\n<\/div>\n<\/div>\n
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16:00<\/div>\n
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Back at Chaloklum pier<\/div>\n
We return to Chaloklum pier. A transfer of around 30 minutes takes you back to Thong Sala pier for the return ferry. Two Sail Rock dives in the bag.<\/div>\n<\/div>\n<\/div>\n
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17:00<\/div>\n
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Back in Koh Samui<\/div>\n
The Lomprayah ferry departs Thong Sala at 5pm, arriving in Koh Samui around 5:30pm. You are back at your hotel before dinner \u2014 rested, exhilarated, and already thinking about the next dive.<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Good to know before you go<\/h2>\n
Check the Lomprayah schedule before you book<\/strong>
\nFerry times vary slightly by season. We recommend checking the latest schedule at lomprayah.com to confirm the departure from Koh Samui and the return from Koh Phangan. Our team can also advise you when you contact us.<\/div>\n

<\/p>\n

Why Sail Rock is worth the trip from Koh Samui<\/h2>\n

Sail Rock \u2014 known locally as Hin Bai<\/em> \u2014 is widely regarded as the best dive site in the Gulf of Thailand. It is an isolated granite pinnacle rising from 42 metres to just below the surface, in open sea between Koh Phangan and Koh Tao. Its isolation means industrial fishing is impossible and, as a result, marine life here has developed freely for decades.<\/p>\n

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