Top Things to Do in Koh Samui

We compared all 107 experiences in Koh Samui so you can choose in minutes: real prices, verified reviews and our editorial picks.

4.6 107 experiences from US$ 2 ✓Free cancellation on most experiences

All tours (81–100 of 107)

Snorkeling in Koh Samui: Koh Tan and Koh Madsum by Speedboat
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Snorkeling in Koh Samui: Koh Tan and Koh Madsum by SpeedboatSpeedboat snorkeling tour from Koh Samui to Koh Tan and Koh Madsum with hotel pickup, Thai lunch and guide included, reef exploration.★ 3.80 (5)6h–7h✓ Free cancellationfromUS$ 53per person
Snorkeling Koh Samui: Pig Island, Koh Tan & Kayaking
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Snorkeling Koh Samui: Pig Island, Koh Tan & KayakingSnorkel Koh Tan's coral reef and kayak Koh Mudsum's white sand beach where woolly pigs roam free, with hotel pickup, lunch and gear included from Koh Samui.★ 4.20 (5)4h–5h✓ Free cancellationfromUS$ 59per person
Mu Ko Ang Thong snorkeling and sea kayaking tour with lunch
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Mu Ko Ang Thong snorkeling and sea kayaking tour with lunchSnorkel and kayak through 42 islands in Mu Ko Ang Thong National Marine Park with a guide, lunch, and hotel pickup included.★ 3.60 (5)8h–9h✓ Free cancellationfromUS$ 123per person
Koh Samui Airport to Koh Phangan: Minivan & Ferry Transfer
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Travelers' pick
Koh Samui Airport to Koh Phangan: Minivan & Ferry TransferMinivan and ferry transfer from Samui Airport to Koh Phangan. 3 daily departures, air-conditioned transport, Seatran Discovery ferry. Pickup at terminal, drop-off Thong Sala.★ 4.80 (5)1h 30m✓ Free cancellationfromUS$ 18.35per person
Snorkeling & Kayaking at Koh Tan and Koh Madsum from Koh Samui
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Snorkeling & Kayaking at Koh Tan and Koh Madsum from Koh SamuiPick up from your hotel, speedboat to Koh Tan for an hour snorkeling over coral and fish, then kayak around Koh Madsum's white sand beaches before lunch.★ 3.80 (5)5h–6h✓ Free cancellationfromUS$ 51per person
Koh Samui Zipline & Waterfall Coffee Stop | 4-Hour Adventure
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Koh Samui Zipline & Waterfall Coffee Stop | 4-Hour AdventureZipline through Koh Samui rainforest at 50mph with safety training, hotel pickup and Tree Bridge Cafe stop. 4 hours total, small groups, all equipment included.★ 4.00 (5)2h✓ Free cancellationfromUS$ 74per person
Snorkeling and Kayaking in Koh Samui: Koh Tan and Madsum
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Snorkeling and Kayaking in Koh Samui: Koh Tan and MadsumSnorkel Koh Tan's coral reef and kayak Madsum Island from Koh Samui with guide, lunch and hotel pickup included: a full day in the water with everything arranged.★ 3.40 (5)4h✓ Free cancellationfromUS$ 64per person
Snorkeling at Koh Madsum from Koh Samui: Floating bar included
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Snorkeling at Koh Madsum from Koh Samui: Floating bar includedSnorkel Koh Madsum from Koh Samui with hotel pickup, two-story boat with live DJ and buffet lunch, plus snorkeling gear and guide included.★ 3.00 (4)7h✓ Free cancellationfromUS$ 84per person
Angthong National Marine Park snorkeling tour from Koh Samui
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Angthong National Marine Park snorkeling tour from Koh SamuiBoat tour to Angthong Marine Park with snorkeling at Talay Nai lagoon and Lotus Cave exploration, including hotel pickup, meals and equipment.★ 4.00 (4)8h–9h✓ Free cancellationfromUS$ 34per person
Koh Samui: Jungle Zipline 16 Platforms & 7 Lines Tour
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Koh Samui: Jungle Zipline 16 Platforms & 7 Lines TourKoh Samui zipline adventure with 16 platforms, 7 ziplines, canopy walks and abseiling. Includes gear, safety briefing, trained staff and water. Half-day activity.★ 4.00 (4)2h✓ Free cancellationfromUS$ 53per person
Pig Island and Koh Tan snorkeling tour from Koh Samui
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Travelers' pick
Pig Island and Koh Tan snorkeling tour from Koh SamuiSnorkel coral reefs at Koh Tan and kayak to Koh Madsum to meet roaming pigs on this full-day tour from Samui with hotel pickup and beach lunch.★ 5.00 (3)5h–6h✓ Free cancellationfromUS$ 50per person
Snorkeling Koh Samui: Pig Island & Taen Island by Speedboat
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Travelers' pick-10%
Snorkeling Koh Samui: Pig Island & Taen Island by SpeedboatSnorkel Taen Island's coral reefs and meet the famous pigs on Pig Island from Koh Samui by speedboat with gear, lunch and hotel pickup.★ 5.00 (3)4h–5h✓ Free cancellationfromUS$ 51per person
Snorkeling Koh Nangyuan & Koh Tao by Speedboat from Ko Samui
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Snorkeling Koh Nangyuan & Koh Tao by Speedboat from Ko SamuiSpeedboat snorkeling tour to Koh Nangyuan and Koh Tao with English guide, lunch and hotel pickup included: two islands, colorful coral reefs.★ 3.67 (3)8h–9h✓ Free cancellationfromUS$ 111per person
Koh Samui Airport Transfer: Private Car & Hotel Pickup
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Koh Samui Airport Transfer: Private Car & Hotel PickupPrivate airport transfer from Koh Samui Airport (USM) to your hotel. Air-conditioned vehicle, driver meets you at arrivals, child seats available. Fixed price.★ 5.00 (2)15m✓ Free cancellationfromUS$ 28per group
Koh Samui Airport Transfer: Private SUV & Hotel Pickup
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Koh Samui Airport Transfer: Private SUV & Hotel PickupPrivate airport transfer Koh Samui in 7-seat Toyota Fortuner. Hotel pickup, English-speaking driver, bottled water included. Fixed price, no waiting time negotiation.★ 5.00 (2)30m✓ Free cancellationfromUS$ 31per group
Koh Samui Airport Transfer: Private Sedan 1-3 Passengers
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Travelers' pick
Koh Samui Airport Transfer: Private Sedan 1-3 PassengersPrivate airport transfer from Koh Samui International to your hotel. Meet & greet, sedan, English-speaking driver, water included. Fixed price for 1–3 passengers.★ 5.00 (1)✓ Free cancellationfromUS$ 13.46per group
Koh Samui Airport Transfer: Fixed Price & Meet-Greet
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Travelers' pick
Koh Samui Airport Transfer: Fixed Price & Meet-GreetPrivate airport transfer on Koh Samui with meet-and-greet, air-conditioned car & luggage included. One fixed price to any hotel on the island.1h✓ Free cancellationfromUS$ 40per group
Koh Samui Airport Transfer: Shared Ride & Meet-Greet
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Koh Samui Airport Transfer: Shared Ride & Meet-GreetShared airport transfer from Koh Samui Airport to your hotel with meet-and-greet, luggage help, and 24-hour service. Budget-friendly, no hassle.1h✓ Free cancellationfromUS$ 18.35per person
Pig Island Snorkeling from Koh Samui: Semi-wild Pigs & Coral Reef
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Most booked
Pig Island Snorkeling from Koh Samui: Semi-wild Pigs & Coral ReefSix to seven hours snorkeling Pig Island and Koh Tan from Koh Samui by speedboat with hotel pickup, lunch and life jackets included.★ 3.71 (139)6h–7h✓ Free cancellationfromUS$ 50per person
Pig Island & Snorkeling Tour from Koh Samui by Speed Boat
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Travelers' pick
Pig Island & Snorkeling Tour from Koh Samui by Speed BoatSpeed boat tour from Koh Samui to Pig Beach, Koh Tan and Koh Mudsum with snorkeling, kayaking and lunch included. Hotel pickup and English-speaking guide.★ 3.91 (96)6h✓ Free cancellationfromUS$ 50per person
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