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Top Things to Do in Koh Samui

We compared all 47 experiences in Koh Samui so you can choose in minutes — real prices, verified reviews and our editorial picks.

4.7 47 experiences from US$ 2 Free cancellation on most experiences
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Ang Thong Marine Park: Snorkel, Kayak & Emerald Lagoon Small Group
Ang Thong Marine Park: Snorkel, Kayak & Emerald Lagoon Small Group★★★★★★★★★★ 4.99 (924)8h 30mYou board a small speedboat with a maximum of 12 adults and get snorkeling at Koh Wao with guides in the water, a homemade lunch on a beach, guided kayaking through island channels, and a walk to the Emerald Lagoon viewing platform overlooking the archipelago. Hotel pickup and all equipment, meals and fees are included, with return around 5:30pm.Is it for me?Book this if you want the main Ang Thong highlights—snorkeling, kayaking, the Emerald Lagoon—without the crowds or the logistics of arranging your own boat and timing. The small group size is what makes personalized guidance and flexible pacing possible in a single day.Free cancellationTravelers' pickLikely to sell outfromUS$ 184View ›
Koh Samui: Ang Thong Yacht Day with Kayak, Blue Lagoon & Sunset
Koh Samui: Ang Thong Yacht Day with Kayak, Blue Lagoon & Sunset★★★★★★★★★★ 4.85 (901)10hYou’ll kayak through caves to a hidden lagoon in Ang Thong Marine Park, snorkel vibrant reefs at Koh Wao with gear provided, and climb to the Blue Lagoon viewpoint after other tours have left. Relax on deck with Thai fusion lunch and sunset views before returning to Koh Samui — it’s a day full of small surprises and quiet beauty.Free cancellationTravelers' pickKids −45%fromUS$ 130View ›
Koh Samui: ATV Jungle & Mountain Quad Tour with Pickup
Koh Samui: ATV Jungle & Mountain Quad Tour with Pickup★★★★★★★★★★ 4.76 (697)2hYou’ll feel Koh Samui under your wheels as you ride ATVs through jungle trails, rubber plantations, and up to breezy mountain viewpoints. With local guides showing hidden corners and hotel pickup included, expect muddy laughs and small surprises along the way—plus moments you’ll probably replay long after you’re home.Free cancellationTravelers' pickKids −100%fromUS$ 57View ›
Thai Cooking Class Koh Samui: learn from Chef Lat
Thai Cooking Class Koh Samui: learn from Chef Lat★★★★★★★★★★ 4.99 (535)4hYou prep and cook four traditional Thai dishes yourself, make curry paste and coconut cream, tour the organic farm where the ingredients grow, and eat lunch with what you've made. All equipment, ingredients, and water are included. The class runs daily with rotating menus; book ahead and note any dietary needs.Is it for me?Right for travelers staying on Koh Samui who want to actually cook Thai food, not just watch it happen, and take the skill home. The class is hands-on and runs at a real pace, so expect to be on your feet and focused for the full session — that's what makes you leave knowing how to do this.Free cancellationTravelers' pickfromUS$ 77View ›
Koh Samui: Private Custom Tour with Pickup & Local Sights
Koh Samui: Private Custom Tour with Pickup & Local Sights★★★★★★★★★★ 4.87 (515)4h–8hYou’ll start with hotel pickup and set your own pace with a private guide—visit Big Buddha, walk temple grounds, try local food by the beach, and maybe laugh over odd-shaped rocks or pause at quiet shrines. You’ll leave with sandy feet and real stories from Koh Samui.Free cancellationTravelers' pickfrom · per groupUS$ 169View ›
Ang Thong Islands: Small Group Speedboat Tour & Kayak
Ang Thong Islands: Small Group Speedboat Tour & Kayak★★★★★★★★★★ 4.82 (348)7hYou’ll ride a speedboat from Koh Samui with a small group and local guide, snorkel among colorful reefs at Koh Wao, paddle your kayak through quiet bays at Koh Mae Ko, then climb for views over the glowing Emerald Lagoon before sharing lunch on Koh Phaluai’s sand. Expect laughter, sea air, and moments you’ll want to remember.Free cancellationTravelers' pickInfants freefromUS$ 136View ›
Koh Samui Cooking Class: Thai Market & Farm Kitchen with Pickup
Koh Samui Cooking Class: Thai Market & Farm Kitchen with Pickup★★★★★★★★★★ 5.00 (321)4hYou're picked up from your hotel, taken to the local market in Bophut to learn ingredients, then driven to a family farm kitchen where you cook four Thai dishes from scratch — grating coconut, making curry paste, building soup — and eat what you made for lunch. Recipes included, vegetarian options available, kids welcome with activities on-site.Is it for me?Right for travelers who want hands-on cooking experience without arranging transport or sourcing ingredients — the pickup and market stop handle the logistics, so you show up ready to cook.Free cancellationTravelers' pickTop ratedfromUS$ 77View ›
Koh Samui: Private Island Day Trip with Driver & Flexible Stops
Koh Samui: Private Island Day Trip with Driver & Flexible Stops★★★★★★★★★★ 4.69 (288)4h–8hYou’ll feel like you’ve borrowed a local friend’s car for the day—see Big Buddha Temple up close, snack by Grandmother & Grandfather Rocks, swim at Na Muang Waterfall if you want (or just watch), and let someone else handle driving around Koh Samui’s winding roads. You set the pace; they handle everything else.Free cancellationTravelers' pickfromUS$ 37View ›
Tree Bridge Cafe Zipline Koh Samui: 8 Cables Rainforest Tour
Tree Bridge Cafe Zipline Koh Samui: 8 Cables Rainforest Tour★★★★★★★★★★ 4.57 (254)2hYou're picked up from your hotel, fitted with safety gear, and guided through eight zipline cables strung across Koh Samui's rainforest canopy, with views of the Tan Rua waterfall and sea. After two hours of zipping between platforms, you rest at the Tree Bridge Cafe 20 meters up in the trees with a soft drink included. The whole outing takes around four hours, and the driver brings you back to your hotel at the end.Is it for me?Right for travelers aged 9–60 who want a real adrenaline activity without arranging their own transport or safety gear. Plan for a full morning or afternoon out—the four-hour total time is what lets you complete all eight cables, rest at the cafe, and get back to your hotel without rushing.Free cancellationTravelers' pickfromUS$ 59View ›
Koh Samui: Private Yacht Charter with Chef & Open Bar
Koh Samui: Private Yacht Charter with Chef & Open Bar★★★★★★★★★★ 4.96 (239)8h 30mYou’ll sail through Koh Samui’s islands on a private yacht with a local crew, chef-prepared Italian lunch or canapés, and an open bar stocked with prosecco and espresso. Swim off Koh Phangan or relax on deck as your guide shares island stories. Expect laughter, barefoot moments, and that feeling of not wanting it to end.Free cancellationTravelers' pickfrom · per groupUS$ 1,208View ›
Koh Samui Highlights Tour: Big Buddha, Na Muang Waterfall & Local Sights
Koh Samui Highlights Tour: Big Buddha, Na Muang Waterfall & Local Sights★★★★★★★★★★ 4.61 (199)5hYou’ll ride across Koh Samui in a comfy minivan with a local guide, visiting Big Buddha Temple, feeling cool mist at Na Muang Waterfall, and pausing at Wat Khunaram’s mummified monk. Feed fish by bright shrines and wander coconut groves—each stop brings new stories and small surprises.Free cancellationTravelers' pickBest valuefromUS$ 25View ›
Koh Samui: Custom Tailored Suit Shop with Pickup & Fitting
Koh Samui: Custom Tailored Suit Shop with Pickup & Fitting★★★★★★★★★★ 4.97 (199)1hYou’ll step inside a real Koh Samui tailor shop, choose your own fabrics, and work with local experts who guide you through every detail. Enjoy private pickup and cool drinks while you get measured for your custom suit or shirt — no rush, just genuine conversation and hands-on help. Walk out feeling like your clothes actually belong to you.Free cancellationfromUS$ 216View ›
Koh Samui: Pig Island & Virgin Islands Jet Ski Safari Tour
Koh Samui: Pig Island & Virgin Islands Jet Ski Safari Tour★★★★★★★★★★ 4.53 (183)2h 30mYou’ll zip across turquoise waters from Koh Samui on a jet ski safari, guided by locals who know every hidden spot. Expect stops for snorkeling near Koh Tan’s reefs, time to relax with beach-roaming pigs on Pig Island, plus moments of laughter and quiet awe between bursts of speed. Includes all gear and water—just bring your sense of adventure.Free cancellationTravelers' pickLikely to sell outfrom · per groupUS$ 212View ›
Koh Samui: Pig Island & Koh Tan Snorkeling Half Day
Koh Samui: Pig Island & Koh Tan Snorkeling Half Day★★★★★★★★★★ 4.51 (150)4hYou board a long tail boat at Koh Samui's southern pier, snorkel for an hour at the reef off Koh Tan, then motor to Pig Island to feed the beach pigs and relax on the sand. Lunch or dinner is included depending on your departure time, and all gear — snorkeling equipment, life jackets, towels — comes with you. The boat returns in the afternoon or evening, leaving your day flexible.Is it for me?Pick this if you want snorkeling and a beach break in one outing without arranging separate boat rides, equipment rentals, or meals — the half-day format and fixed inclusions mean you book once and show up.Free cancellationfromUS$ 54View ›
Koh Tao & Nang Yuan: Snorkel & Viewpoint Small Group
Koh Tao & Nang Yuan: Snorkel & Viewpoint Small Group★★★★★★★★★★ 4.86 (149)6h–7hYou board a boat with fewer than sixteen others, spend 90 minutes reaching Nang Yuan, climb to its viewpoint, snorkel the shallows, then motor to Koh Tao for lunch and a second snorkel in deeper water. Hotel pickup, gear, and meals are included. The whole day runs eight hours, and the small-group cap is what keeps it from feeling like a ferry ride with snorkels.Is it for me?Book this if you want to snorkel two islands in one day without arranging your own boat, timing, or meals — and you prefer a group small enough that you're not competing for the guide's attention or space on the sand.Free cancellationTravelers' pickInfants freefromUS$ 136View ›
Koh Samui: Koh Tao & Koh Nang Yuan Snorkeling Speed Boat
Koh Samui: Koh Tao & Koh Nang Yuan Snorkeling Speed Boat★★★★★★★★★★ 4.52 (137)9hYou board a speed boat at 8:30am and spend the day island-hopping between Koh Nang Yuan and Koh Tao, snorkeling two different reefs, walking to a viewpoint, eating lunch on the beach, and swimming in clear water. Hotel pickup and drop-off, all snorkeling gear, Thai lunch, and a guide are included; the whole day takes nine hours. Book this if you want the snorkeling without renting a boat or figuring out ferry schedules yourself.Is it for me?Book this if you want to snorkel two different reefs and see Koh Nang Yuan's viewpoint in one day without arranging your own boat or ferry tickets — the fixed schedule and included transport mean you just show up at your hotel at pickup time.Free cancellationTravelers' pickKids −16%fromUS$ 65View ›
Koh Samui to Angthong: Discovery Cruise, Emerald Lake & Beaches
Koh Samui to Angthong: Discovery Cruise, Emerald Lake & Beaches★★★★★★★★★★ 4.90 (132)10hYou’ll cruise from Koh Samui into Angthong’s wild limestone islands with a local guide, swim off quiet beaches, climb up to see Emerald Lake’s unreal colors, and share lunch on deck. Expect laughter, salt air, and moments you’ll replay long after you’re home.Free cancellationTravelers' pickKids −34%fromUS$ 152View ›
Krabi: Ao Thalane Sunset Kayak & BBQ Dinner Tour
Krabi: Ao Thalane Sunset Kayak & BBQ Dinner Tour★★★★★★★★★★ 4.62 (130)5hYou’ll paddle through Ao Thalane’s winding mangroves as sunset colors spill across the water, led by a local guide who knows every twist in the creek. Spot wildlife up close before sharing a smoky BBQ dinner right by the shore. With small groups and all gear included, it’s an easygoing way to see Krabi from another angle — one you’ll remember long after your arms stop aching.Free cancellationTravelers' pickInfants freefromUS$ 37View ›
Koh Samui: Island Highlights Tour with Temples & Waterfall
Koh Samui: Island Highlights Tour with Temples & Waterfall★★★★★★★★★★ 4.66 (126)5hYou’ll circle Koh Samui in five hours—standing before Big Buddha Temple’s golden calm, laughing at legends by Grandfather & Grandmother Rocks, feeling cool spray at Na Muang Waterfall. Alongside your local guide, you’ll pick up small rituals (like a lucky thread) and catch glimpses of real island life between famous sights.Free cancellationTravelers' pickKids −23%fromUS$ 26View ›
Koh Samui: 4WD Buggy Tour with Waterfall & Mountain Buddha
Koh Samui: 4WD Buggy Tour with Waterfall & Mountain Buddha★★★★★★★★★★ 4.92 (126)4h–5hYou pick up a Z8 buggy at the Maenam basecamp and ride your own vehicle through mountain dirt tracks and jungle for four hours, stopping at the island's highest point to see the Buddha statue and Lamai Bay, then swimming at a hidden waterfall. Hotel pickup and Thai lunch are included, and you're back at your accommodation by late afternoon.Is it for me?Right for drivers who want control over their own pace and route instead of following a tour bus schedule, and for anyone curious about the island's interior rather than its beaches — the four-hour window and included lunch mean you're not scrambling to arrange food or transport yourself.Free cancellationfrom · per groupUS$ 278View ›
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