What to do in Koh Similan

Activities, attractions and tours

A beach with people swimming and sunbathing, boats in the water, and a clear blue sky.
A coastal landscape with a sandy beach, clear turquoise waters, rocky outcrops, and a forested hill.
A coastal landscape with clear turquoise waters, rocky shores, and a sandy beach.
A rocky coastal landscape with people swimming and standing on large boulders.
A coastal landscape with a large rock formation, a boat on the water, and lush greenery.

Things to do

Similan Islands Snorkeling Tour by Seastar Andaman from Khao Lak

Similan Islands Snorkeling Tour by Seastar Andaman from Khao Lak

฿2,900
per adult
Similan Islands Snorkeling Tour by Seastar Andaman from Khao Lak
Full Day Khao Lak to Similan Island Snorkeling Tour with Lunch

Full Day Khao Lak to Similan Island Snorkeling Tour with Lunch

฿3,374
per adult
Full Day Khao Lak to Similan Island Snorkeling Tour with Lunch
Similan Islands Day Tour by Speed Catamaran from Khao Lak

Similan Islands Day Tour by Speed Catamaran from Khao Lak

฿3,430
per adult
Similan Islands Day Tour by Speed Catamaran from Khao Lak
Similan Islands Day Trip by Speedboat and Snorkeling

Similan Islands Day Trip by Speedboat and Snorkeling

฿5,526
per adult
Similan Islands Day Trip by Speedboat and Snorkeling
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What to do in Koh Similan

Stay near popular Koh Similan attractions

Ko Similan National Park

Hop from one tropical island to another for the stunning beaches, varied vegetation and perfect diving conditions in this nature park.
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Frequently asked questions

Is Koh Similan worth visiting?
From retail therapy to history and outdoor adventures, there are plenty of great things to do in Koh Similan. Don't forget to experience the area's blend of unmissable attractions, local charm and culture.
How do I spend a day in Koh Similan?
Once you've checked off the major attractions, spend the rest of your day enjoying the food and retail options in Koh Similan.
What is the top tourist attraction in Koh Similan?
Scroll up to view a range of recommended things to do in Koh Similan, including affordable tours, family favourites and other highlights you shouldn't miss.
Is three days enough to stay in Koh Similan?
If you only want to tick off the leading sights, three days will be a good amount of time for a trip to Koh Similan. Book for a week or more for the chance to really experience the local vibe, visit nearby highlights and discover a few hidden gems.
What are some activities to do in Koh Similan with kids?
Whether you're travelling with hard-to-please teens or tiny adventurers, an itinerary filled with cool activities sets the tone for a great escape. Browse our recommendations for what to do in Koh Similan with kids.

What to do in Koh Similan for adults?
Adults of all ages will find plenty of things to do in Koh Similan. Whether you're into local cuisine, outdoor pursuits or just love exploring new destinations, there's something here for everyone.
Are there free things to do in Koh Similan?
You don't need to spend piles of cash to enjoy a memorable getaway here. There are plenty of fun things to do in Koh Similan for the budget-conscious visitor. Unwind in the parks, check out free events and festivals or ask for ideas from a local tour guide.