Top picks for Koh Samui Day tours

Discover 70 Day tours in Koh Samui on Trip.com, updated March 27, 2026, with experiences lasting from 1 to 10 hours. Find the perfect adventure for your day!

From SGD 25.82 per person, with an average total of SGD 66.41. Choose the option that suits your plan.

With 999 verified reviews, Day tours Koh Samui boast an average rating of 4.4.

This week's most popular Day tours: "Koh Samui Jungle Safari By JEEP With MR.UNG (Including Lunch) ", with 234 reviews and a 4.6 rating.

Now on Trip.com: "Koh Samui Angthong National Marine Park one-day tour [Snorkeling/Lunch/Transfer/Kayaking]", a 6-hour adventure in Koh Samui!

The next available day tour departs on March 28, 2026. Book now to secure your spot!

Koh Samui Day tours usually take about 6 hours — perfect for a relaxed, immersive experience!

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

March is the perfect time to visit Koh Samui! Choose from Day tours available day tours, including seasonal favorites like Koh Samui Jungle Safari By JEEP With MR.UNG (Including Lunch) .

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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70 results for Koh Samui Day tours

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Reviews/Trip Moments

Reviews: Koh Samui Angthong National Marine Park one-day tour [Snorkeling/Lunch/Transfer/Kayaking]
Guest User2026-03-09
Everything was very positive. We were picked up from the hotel on time. The boat was spacious and comfortable. The route was scenic. All the staff were very attentive and caring. We highly recommend it! P.S.: Hiking shoes are recommended, otherwise it will be difficult to climb the steps up the cliff.
Reviews: From Koh Samui: Day Tour Ang Thong with Kayak, Snorkel & Lunch
Guest User2026-03-23
It was a fantastic experience from beginning to end. Everything was perfectly organized. The explanations were excellent, we saw incredibly beautiful islands, and enjoyed some great activities. Everyone was friendly… I can't find a single bad thing to say. 10/10 points! TOP TOP! Thank you, Boat 19! 😁👍🏻
Reviews: Koh Samui Departure: Mu Ko Ang Thong National Park Sightseeing and Snorkeling|Upgradable kayaking adventure
Guest User2026-03-09
A fantastic experience. Highly recommended. The guides were incredibly friendly. Excellent explanations. And best of all, the natural beauty is unbelievable.
Reviews: Day Trip to Koh Nangyuan & Koh Tao by Insea Speedboat from Koh Samui
Guest User2024-08-17
The trip to Koh Tao and Koh Nangyuan was possibly the highlight of our stay. The snorkelling was amazing. We didn’t see the turtles unfortunately but the views were breathtaking. I personally felt Insea as a company was a bit harsh and nothing was explained at first. The lady on our boat was lovely. The speedboat was hugely uncomfortable for me…not brocade of the bouncing but the slant at which you’re sitting for 90mins…it’s not good for your back. The food was delicious!
Reviews: From Koh Pha Ngan: Day Tour Ang Thong with Kayak, Snorkel & Lunch
Guest User2026-02-06
Comfortable. They picked us up from the hotel, fed us, and gave us Coke, Fanta, and water during the trip. Everything was great. Cons: They didn't contact us to tell us the pickup time, and they didn't mention that we'd have to pay 300 baht for a national park ticket when we checked in at the pier. Otherwise, everything was great; I liked it.
Reviews: Ang Thong National Marine Park Tour by Big Boat from Koh Samui
Guest User2026-03-08
It was absolutely fantastic! A wonderful excursion. Highly recommended.