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Grand Sea Discovery

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Closed Now: 08:00 - 22:00
Open today: 08:00 - 22:00
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Tours from Grand Sea Discovery tend to sell out - travellers recommend booking in advance!
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Traveller Overview
  • Excellent32%
  • Very good26%
  • Average13%
  • Poor8%
  • Terrible21%
Travellers talk about
“marine park”(19 reviews)
“day trip”(28 reviews)
We operate speed boat tours and special charters with routes from Koh Samui to the nearby islands. * Koh Tao & Koh Nang Yuan * Angthong National Marine Park ( 42 Island ) * Koh Phangan ( Full Moon Party )
Closed Now
Hours Today: 08:00 - 22:00
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Suggested duration: More than 3 hours
Mae Nam 84330, Thailand
+66 91 034 3712
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Ways to Experience Grand Sea Discovery
from US$75,62
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from US$69,04
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Reviews (254)
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All reviews marine park koh tao and koh nang yuan day trip toast light breakfast first stop sea tour soft drinks crew members chicken curry breakfast and lunch short boat ride biggest island steep steps great trip full moon departure point
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1 - 10 of 187 reviews
Reviewed yesterday via mobile

Where to start with this tour, first of all our local tour agent managed to get the speedboat experience for us knocked down from 2,300 baht per person to 1,400! I would recommend speaking directly with them to see if they can do this for...More

Thank Chris_Rolfe94
Reviewed 4 weeks ago via mobile

We started off with a couple decided to change their minds of not going on the day tour due to over capacity. I certainly agreed with them. Our shoulders were touching each other’s. There was just no little extra rooms for enjoyment of the boat...More

Date of experience: January 2019
Thank winni3w
Reviewed 7 January 2019

We went for this tour as a couple. The driver arrived on time outside of our hotel and took us to the pier. After a 45-minute breakfast break, we boarded a small boat (advertised on their website). They served cold water and soft drinks throughout...More

Date of experience: January 2019
Thank Angelism
Reviewed 20 December 2018 via mobile

Staff were great, they communicated well during the day and were confident and patient. The ride out was sweet and the snorkeling spot was good too (though a touch busy). Lunch on the island was delicious and exceeded expectations. Another very short boat ride had...More

Date of experience: December 2018
1  Thank Mika K
Reviewed 29 November 2018

The boat trip was really rough and left us feeling sick for most of the day and dreading the trip back. Perhaps on option should be given on days of rough seas to postpone or rebook? Snorkelling was also limited due to bad weather. Getting...More

Date of experience: November 2018
1  Thank Susan H
Reviewed 31 October 2018

This trip is highly organised from the pick up,free breakfast ,instructions and generally feeling confident about the day . The speed boat ride is about one hour 40 mins. Sitting in the front is very bumpy ,not for the faint hearted but very exhilarating.. We...More

Date of experience: October 2018
Thank 733doctor
Reviewed 15 October 2018

The marine park is very picturesque - definitely worth a visit. Beautiful islands, with hiking opportunities in-land and kayaking around. Snorkeling was okay. The trip was well organized, with hotel pick-up and boat departure almost on time (which is not always the case in Thailand)....More

Date of experience: October 2018
Thank Vlad_XK231
Reviewed 28 September 2018 via mobile

Yesterday thursday 27 september i have a verry good day and verry good trip. For this day everthing it s perfect for me when u come in the port u have a good breakfast with good juice and coffee and someone explain you the resume...More

Thank Leonardo B
Y8269VT_, Guest Relations Manager at Grand Sea Discovery, responded to this reviewResponded 10 October 2018

We are so pleased that you had a good day! We hope that you can join us again for one of our other tours. :

Reviewed 28 September 2018

This boat trip on Grand Sea are one of the best in Samui, they will keep you inform before leaving for your one day trip at Koh Tao and Koh Nangyuan. Tour guide takes care of all the guest all through out the tour. My...More

Date of experience: July 2018
Thank Marnie38
Y8269VT_, Guest Relations Manager at Grand Sea Discovery, responded to this reviewResponded 28 September 2018

We are so pleased that you had a good day! We hope that you can join us again for one of our other tours. :

Reviewed 27 September 2018 via mobile

This tour was amazing. It was handy that the tour picked you up from your hotel and offered breakfast when you arrived at the pier. When you check in, you have to pay 100 baht which is presumably the entry to the island. The boat...More

Thank Rebecca K
Y8269VT_, Guest Relations Manager at Grand Sea Discovery, responded to this reviewResponded 28 September 2018

We are so pleased that you had a good day! Thank you for giving feedback as it helps us to improve our service. Koh Nang Yuan is a private island, that why they charge the entrance and the sunbeds 100 Thb. Regarding the reef shoes...More

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