Top Koh Samui Eco Tours

Experience the best of Koh Sumai with this Round Island sightseeing tour that hits all of the highlights. Explore this popular boutique island with your friendly local guide. Make stops at Grandpa and Grandma Rocks, the famous Big Buddha and NaMuang Waterfall, plus learn about the numerous beaches and resorts that dot the island.

Visit Ang Thong National Marine Park via speedboat on this all-day tour from Koh Samui. The park is an archipelago of 42 islands in the Gulf of Thailand, featuring towering limestone mountains, thick jungle, white-sand beaches, waterfalls, and hidden coves and lakes. Once there, you have the chance to go snorkeling, kayaking, climbing, and sightseeing.

Discover the beauty of Koh Samui’s unspoiled beaches on this island cruise and snorkel full-day tour. Float along pristine shorelines, over crystal blue waters and swim and snorkel with brightly colored tropical fish. Enjoy a traditional Thai lunch with fellow travelers and your friendly guide as well as round-trip hotel transportation.

A short boat ride from Koh Samui, Koh Phangan has become a more family-friendly destination with plenty of natural attractions. On this day trip, travel to the island via speedboat and visit an eco-park to see elephants and go snorkeling at Mae Haad Beach. Plus, head to Haad Rin where a full-moon party is held every month.

Experience the magnificent underwater life of Thailand with the PADI Discover Scuba Diving in Ko Samui. Learn to scuba dive in warm waters with a professional guide on this 1-day program that includes basic skills instruction, capped off with an open water dive. The skills apply to further PADI trainings if you decide to continue, and your package includes lunch and round-trip hotel transport.

Spend a day fishing and snorkeling off the coast of Koh Samui. Your expert captain takes you out to sea for a full-day tour, sussing out the best bays and island waters for the perfect catch. Reel in mackerel and additional Gulf of Thailand delicacies, then cook them up as part of an onboard barbecue. This charter tour includes complimentary soft drinks, beer for sale and round-trip hotel transport.

Visit untouched Thai islands on a full-day, private speedboat trip from Koh Samui to Koh Tao and Koh Nang Yuan that includes time to snorkel, lunch on the beach, and pickup and drop-off at your Koh Samui hotel. This fully private tour offers the chance to enjoy the picturesque islands at your own pace, with time to swim, sunbathe, and walk on the beach.

Get a comprehensive tour of Angthong Marine Park—and its 42 islands dotting the bright blue sea—on this full-day tour from Koh Samui. Activities include kayaking and snorkeling; all instruction and equipment are provided so even beginners can participate. Your guides will provide in-depth narrative about the environment, flora, and fauna so you can get the most out of your day there. You can paddle into sea caves and snorkel over coral reefs with your guides by your side helping you feel safe and comfortable.

Explore more of the stunning islands in Mu Ko Ang Thong National Park on this full-day kayaking tour from Ko Samui. Travel in comfort aboard a spacious well-equipped boat and stop at several calm water destinations where you can go kayaking. You’ll also visit sea caves, a lake, and white-sand beaches at Koh Mae Ko, and have a light breakfast and buffet lunch provided.

Hop a traditional longtail boat for a 2-stop snorkeling tour in just a half-day on the waters off Koh Samui. With all snorkeling equipment provided, you can experience the underwater world for yourself; your captain and crew will teach you about the coral reef and its inhabitants. Head for a nearby pristine beach for some time to relax and explore; morning tour bookings include a set lunch at an island restaurant.