Sailing Safaris in the Gulf of Thailand

What should be better than to sail with a modern catamaran, connecting this even with your most important hobby diving?

Sailing & Diving Safaris on the most modern live-aboard sailing catamaran – The NAUTINESS II. The first and at the moment also only offer for live-aboard starting from Koh Samui to the Dive Center No. 1 in the Gulf of Thailand – Koh Tao! For well organised Sailing & Diving Experiences we cooperate now also with Samui-Asia-Divers!

We offer 3-7 days sailing & diving tours to and around Koh Tao. Relax and enjoy your sail trip to the next diving spot!

Use the time and make your Diving Certification on-board of The NAUTINESS II.

You can book individually up to 3 double cabins or the whole yacht as a private charter! Enjoy your luxury holiday and get pampered by the experienced crew.


Koh Samui and the surrounding islands of Koh Tao and Koh Phangan as well as the Angthong National Marine Park offer a large selection of dive sites and sights. If you are interested in the options to create your personal Dive Safari Holidays check out our Tour Recommendations for Dive Safaris.


The total price of our Dive Safari Packages is calculated from Sailing and Diving prices depending on the count of divers on board. Please use our Trip Price Calculator to find out the full price of your Overnight Tour Package.

Yacht Charter Prices

Package Entire boat Double Cabin
(max. 6 person) (2 person)
3 days / 2 nights THB 160.000 THB 70.000
4 days / 3 nights THB 200.000 THB 90.000
5 days / 4 nights THB 240.000 THB 110.000
6 days / 5 nights THB 280.000 THB 130.000
7 days / 6 nights THB 320.000 THB 150.000


Package Dives Prices
1 2 3 4 5 6
3 days/2 nights 7 THB 15.000 THB 30.000 THB 44.250 THB 57.750 THB 70.500 THB 82.500
4 days/3 nights 8 THB 20.000 THB 40.000 THB 59.000 THB 77.000 THB 94.000 THB 110.000
5 days/4 nights 12 THB 25.000 THB 50.000 THB 73.750 THB 96.000 THB 117.500 THB 137.500
6 days/5 nights 15 THB 30.000 THB 60.000 THB 88.500 THB 115.000 THB 141.000 THB 165.000
7 days/6 nights 15 THB 30.000 THB 60.000 THB 88.500 THB 115.000 THB 141.000 THB 165.000

Available Discounts:

Early bird discount

  • For bookings until 9 months prior tour – 15% discount
  • For bookings until 8 months prior tour – 10% discount
  • For bookings until 6 months prior tour – 5% discount

Low occupancy discount (does not apply to cabin bookings)

  • Up to 2 guests - 15% discount
  • 3 to 4 guests - 10% discount
  • 5 guests - 5% discount


  • Before departure, the route will be agreed with all the guests.
  • The dive sites are not guaranteed and can change depending on wind and weather conditions or the decision of the skipper in consultation with your dive instructor and all the guests on board.
  • Departure and arrival times are also weather dependent
  • We offer 2-3 dives per day, for optional dives we charge an extra of 1.000 THB per person
  • We offer optional night dives – please bring your own dive light.


Entire Boat & Cabin Bookings

  • transfers to/from the boat
  • boat charter, captain, cook and crew
  • costs of bunkering including transport, shopping, storage and personnel costs
  • towels, bedding, final cleaning
  • breakfast, lunch and dinner on board
  • snacks and free flow of soft drinks and drinking water on board
  • use of dinghy with outboard motor
  • snorkeling equipment
  • fishing equipment
  • entrance fees into Angthong National Marine Park
  • port taxes, mooring fees, all fuel costs and insurances

Optional with extra charge:

Taxi for land excursions on other islands (price depend on distance to destination). Our Barkeeper would love to serve additional cocktails, different brands of beer or wine for reasonable prices on board. Just let us know your special wishes at booking.

Bareboat (Owner Rep.) booking

If you book the yacht with our bareboat package only charter fees are included. Transfer from and to the boat is not included.

Boarding time for bareboat is on day 1 of your trip at 4 pm, the boat is back in Koh Samui on the last day of your trip at 9 am.

Optional with extra charge:

VIP-Bus transfers on Koh Samui (THb 1,000 per way) or Taxi for land excursions on other islands, Towels, Snorkling (THB 100 / day) and Fishing equipment (THB 200 / day) + replacement for lost parts. Entrance fees into Angthong National Marine Park (THB 200 / person). You do not need to invest time for refilling the fuel or fill-up the water tanks at the end of your trip, as we charge a simple flat rate of THB 1,000 per day.

Info needed from divers

  • Shoes & T-shirt size.
  • Any health issues like ear, heart, lungs?

Please note: We can not allow you to dive if you have any health problems! It is also not allowed to dive 24 hours before the next flight starts.


Boarding on day 1 of your trip at latest 9:30 / return on the last day at 6 pm

Our VIP bus picks you up at the reception of your resort on Koh Samui around 9:15 am. You will return on the last day of your tour at approximately 5:00 pm.

Dive instructions – dive courses with license
Combine your Dive Safari with a dive course. Read more about available courses on the website of our diving partners Samui Asia Divers.