Top Picks for Koh Samui Diving

Discover 10 Diving in Koh Samui on Trip.com, updated December 5, 2025, with experiences lasting from 1 to 72 hours. Find the perfect adventure for your day!

From BRL 254.33 per person, with an average total of BRL 1,569.85. Choose the option that suits your plan.

With 301 verified reviews, Diving Koh Samui boast an average rating of 4.8.

This week's most popular Diving: "La Bombona Diving Koh Tao Open Water Course", with 166 reviews and a 5 rating.

Now on Trip.com: "1-Day Koh Samui & Koh Tao Deep Diving + Discovery Divers Experience (Certified/Non-Certified Diving & Freediving with Transfer)", a 7-hour adventure in Koh Samui!

The next available day tour departs on December 6, 2025. Book now to secure your spot!

Koh Samui Diving usually take about 7 hours — perfect for a relaxed, immersive experience!

100% of Koh Samui Diving now offer English-speaking guides

December is the perfect time to visit Koh Samui! Choose from Diving available day tours, including seasonal favorites like La Bombona Diving Koh Tao Open Water Course.

Your trip, worry-free! All day tours are run by licensed suppliers with verified reviews, and many include free cancellation before departure.