Top Koh Samui Day Tours

Discover 79 Day tours in Koh Samui on Trip.com, updated January 10, 2026, with experiences lasting from 1 to 9 hours. Find the perfect adventure for your day!

From SGD 25.85 per person, with an average total of SGD 61.17. Choose the option that suits your plan.

With 449 verified reviews, Day tours Koh Samui boast an average rating of 4.5.

This week's most popular Day tours: "One-day tour to Angthong Marine National Park", with 190 reviews and a 4.5 rating.

Now on Trip.com: "Koh Samui Departure: Pig Island & Tean Island Snorkeling Experience|Upgrade to a pink dolphin encounter", a 5-hour adventure in Koh Samui!

The next available day tour departs on January 11, 2026. Book now to secure your spot!

Koh Samui Day tours usually take about 5 hours — perfect for a relaxed, immersive experience!

100% of Koh Samui Day tours now offer English-speaking guides

January is the perfect time to visit Koh Samui! Choose from Day tours available day tours, including seasonal favorites like One-day tour to Angthong Marine National Park.

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

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79 results for Koh Samui Day tours

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Reviews/Trip Moments

Reviews: Koh Samui Departure: Pig Island & Tean Island Snorkeling Experience|Upgrade to a pink dolphin encounter
Guest User2026-01-09
The trip was wonderful! Phillips is a very nice guide, he was definitely setting up the positive attitude for the whole trip, the trip itself was good, we had enough time at each location, and the food afterwards was so delicious!  Thank you!
Reviews: One-day tour to Angthong Marine National Park
Guest User2026-01-10
What a delightful trip! The wait at the full moon party the night before was incredibly long, so I didn't have high hopes for the day's itinerary. However, the driver arrived on time, and from the moment we got out of the car and received our wristbands, the team's high-quality service radiated throughout the entire day! I highly recommend this energetic and incredibly service-oriented team! From the explanations to the helmsman, everyone was exceptionally outstanding! The teamwork was extremely coordinated, consistently excellent, and without a moment's slackening. Everyone had a clear role and utilized their strengths effectively. The three of us Chinese tourists received meticulous care from Xiaoming throughout the trip, from changing our life jackets to adjusting our diving equipment—every detail was taken care of! I sincerely hope more people have the opportunity to experience their team; the diving and kayaking time was just right. These hardworking young people deserve praise! Xiaoming is truly fantastic!
Reviews: Koh Samui Angthong National Marine Park one-day tour [Snorkeling/Lunch/Transfer/Kayaking]
Guest User2025-12-26
The excursion was wonderful, definitely worth the money. There was enough time for snorkeling, lunch, and kayaking. I would have liked a little more time in the national park to rest after the strenuous ascent and descent. Half an hour was enough for me to rest after the hike, but some of the older participants and families with children had just descended and were already leaving. The lunch was modest, but delicious and filling, and water was freely available throughout the entire trip. I definitely recommend this excursion!
Reviews: Koh Samui 4X4 off-road island adventure tour: Hin Ta Hin Yai + Na Muang waterfall 1-day tour
Guest User2025-09-23
The 4X4 tour of Koh Samui was amazing! There weren't many Chinese people around, so it wasn't crowded. The guide was incredibly friendly, like a private guide. The wind blowing from the roof was truly breathtaking, and the experience of Sintha, Sinya, and Namuang Waterfall was truly captivating! This 4X4 tour of Koh Samui was an incredible experience! We barely encountered any other Chinese tourists the entire time, and there were no lines for attractions, making it a peaceful and relaxing experience. The guide stayed with us the entire time, attentive and caring like a personal guide. Not only did he proactively help us take photos of the wild scenery from the roof, but he also shared local anecdotes in Chinese and was incredibly welcoming to Chinese people. The pace of the tour was also very comfortable. We first visited Sintha and Sinya to see the pristine coastal scenery, enjoying the refreshing sea breeze. Then, we headed to Namuang Waterfall, where stepping into the cool stream was incredibly relaxing. The mountain roads were especially enjoyable, as I stood on the roof, holding onto the handrails, and the wind, wrapped in the fragrance of the trees, blew in my face. The sense of exhilaration was truly captivating. The entire trip was a perfect blend of excitement and relaxation!
Reviews: From Koh Samui: Day Tour Ang Thong with Kayak, Snorkel & Lunch
Guest User2026-01-01
Since I was already in Koh Samui, I decided to visit one of the islands and signed up for this tour. My expectations weren't high, but I enjoyed the trekking. The snorkeling in the bay at the end was surprisingly good, with schools of fish clearly visible. However, the current was strong, so I worried I might not make it back to the cave in time, so I snorkeled around the boat. The trekking section was quite steep and involved unsteady stone steps, so it's best to wear sneakers if possible. However, I didn't see any information about this, so I ended up wearing flip-flops. I bought water shoes on the boat, but they were too big and didn't fit. They were a bit cheap for 300 baht, so I ended up having to use them for disposables, which left me feeling like I wasted money. However, the Burmese guide was very entertaining, and overall, it was a very enjoyable tour.
Reviews: Koh Samui Departure: Mu Ko Ang Thong National Park Sightseeing and Snorkeling|Upgradable kayaking adventure
Guest User2025-12-17
A great excursion tour! They took us there, fed us, and entertained us. The landscape is like a Windows screensaver. A great way to spice up your vacation and try several activities in one go. Just don't take this tour if you're flying out the same day, like I did. I arrived at the hotel around 7:00 PM, when the description said 5:00 PM.
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