All Koh Samui Tours & Excursions in 2026
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Top Attractions in Koh Samui
What are people saying about Koh Samui
Even if you have limited time in Thailand, Koh Samui tours can show you the island’s Big Buddha Temple, Na Muang waterfall, and other highlights in just a few hours. Travel comfortably between stops by minivan—or perhaps in an offroading vehicle to see dense jungle, coconut groves, and even an elephant sanctuary along the way. Island hopping is particularly good in Koh Samui, with stunning coral reefs and top-tier snorkeling just a boat ride away at Ang Thong National Marine Park. When hunger strikes, sign up to learn Thai cooking fundamentals with a local chef.
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According to travelers, these are the best Koh Samui tours to book right now:
Yes, tours in Koh Samui are absolutely worth it. From the stunning Ang Thong National Marine Park and the Big Buddha Temple to hidden waterfalls and secluded beaches, guided tours mean you can relax and enjoy the island’s many attractions. Local guides provide cultural and historical context along the way.
Per one customer who booked the Koh Samui Custom Sightseeing Tour with Private Guide, “Excellent Tour. Our guide, Noom, was terrific. He suggested we add the elephant sanctuary to the tour and it was a highlight of the trip. He took us to great locations, took our photos, lots, and provided an excellent narrative. He took us to an excellent restaurant where we had an excellent lunch on the beach. Did I mention it was a real bargain?”
The cost of tours in Koh Samui varies wildly, depending on the type of tour, duration, and what’s included. Tours costing around US$25 to US$200 typically include group experiences such as sightseeing trips and adventure activities. Expect to pay around US$200 to US$2,000 and up to get private guides, catered meals, and visits to secluded destinations.
Budget-friendly options include the Koh Samui Sightseeing Tour Around The Island (around US$26 per person), where you’ll visit top Koh Samui sites like the Lad Koh viewpoint, the Grandmother and Grandfather Rocks, and some of the island’s famous temples as part of a group tour. Pricier options include the Private Full-Day Red Dragon Yacht to Angthong National Marine Park (from around US$2,385 per group), where you’ll leave Koh Samui on a traditional teakwood yacht (with sun deck, jacuzzi, and your own chef) to explore secluded areas of the Angthong National Marine Park.
Koh Samui tours cover a range of activities, depending on what you’re interested in. You can explore the Big Buddha Temple and Grandmother and Grandfather Rocks, relax on pristine beaches, or hike through the jungle to swim at Na Muang Waterfall. Snorkeling trips to the coral reefs of Ang Thong National Marine Park are popular, while adventure lovers can try ATV rides, jungle trekking, and ziplining. For a bit of local culture, you can visit local markets or take a Thai cooking class—some tours combine both.
To make the most of your time in Koh Samui, consider booking an all-day or multi-day tour. For example, Koh Samui Jungle Safari By JEEP With MR.UNG (Including Lunch) takes you through the island’s rugged terrain in an ex-army Jeep to visit the Grandfather and Grandmother Rocks, swim in Na Muang Waterfall, see the mummified monk at Khunaram Temple, and explore the Secret Buddha Garden—all in one day.
According to travelers, these are the best attractions in Koh Samui:
- Na Muang Waterfall
- Koh Tan (Koh Taen)
- Ang Thong National Marine Park
- Secret Buddha Garden (Magic Garden)
- Wat Khunaram (Mummified Monk)
View Viator’s guide to all the best attractions in Koh Samui.
There are tons of great trips to take from Koh Samui. According to traveler reviews, these are the best day trips to book right now:
- Angthong Marine Park Semi-Private Sunset Tour
- Angthong National Marine Park VIP Small Group Tour
- Koh Samui Jungle Safari By JEEP With MR.UNG (Including Lunch)
- Private Full-Day Red Dragon Yacht to Angthong National Marine Park
- Full-Day Ang Thong Islands Luxury Small Group Tour
View all of Viator’s top Koh Samui day trips.
You don’t have to spend a fortune to have a great time in Koh Samui. Here are some of the best Koh Samui activities under US$25:
It’s no secret that Koh Samui is a haven for outdoor enthusiasts. Here are some of the top outdoor tours to book right now:
- Angthong Marine Park Semi-Private Sunset Tour
- 2-Hour Koh Samui ATV Quad Tour
- Angthong National Marine Park VIP Small Group Tour
- Half-Day Elephant Home Sanctuary in Samui
- Koh Samui Jungle Safari By JEEP With MR. UNG (Including Lunch)
View all of Viator’s top outdoor activities in Koh Samui.
According to travelers, these are the top museums and cultural attractions in Koh Samui:
- Secret Buddha Garden (Magic Garden)
- Wat Khunaram (Mummified Monk)
- Grandmother and Grandfather Rocks (Hin Yai/Hin Ta)
- Big Buddha Temple (Wat Phra Yai)
- Butterfly Hill Samui
View all of Viator’s museum tickets and passes in Koh Samui.
Couples will find plenty of romantic tours in Koh Samui. Here are some of the top activities to book now, according to previous travelers:
- Angthong Marine Park Semi-Private Sunset Tour
- Day Tour to Angthong Marine Park by Insea Speedboat from Koh Samui
- Thai Cooking Class Experience—Farm to Table Since 2015
- Thai Cooking Class with Local Market Tour in Koh Samui
- Koh Samui to Angthong National Marine Park Trip By Big Boat
View all of Viator’s top romantic tours in Koh Samui.


































