Surat Thani is Thailand's largest southern province, renowned as the gateway to world-famous Gulf islands including Koh Samui, Koh Phangan, and Koh Tao. The province combines pristine island beaches, the ancient rainforest of Khao Sok National Park, and the emerald waters of Cheow Lan Lake, making it one of Thailand's most diverse destinations.
Top trails
Routes worth lacing up your boots for.
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1
Khao Sok Jungle Trek (Day Trail)
The most popular guided trek in Khao Sok National Park winds through ancient rainforest past limestone formations, river crossings, and orchid-covered trees. Wildlife spotting — hornbills, gibbons, and sometimes elephants — is excellent.
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2
Cheow Lan Lake Bat Cave Trek
A short jungle walk from the raft houses on Cheow Lan Lake leads to a spectacular cave inhabited by millions of bats. The trail follows the lakeside and enters dense jungle before reaching the cave entrance.
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3
Koh Samui Interior Trail (Hin Ta to Namuang Waterfall)
A pleasant trail through Koh Samui's jungle interior connecting the southern coast with Na Mueang Waterfall. The path passes rubber plantations, coconut groves, and tropical forest with good bird life.
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4
Koh Tao Viewpoint Hike
The main island viewpoint trail climbs steeply through secondary jungle to the summit of Koh Tao's central hill, rewarding with spectacular 360-degree views over the island, Koh Nang Yuan, and the Gulf of Thailand.
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5
Koh Phangan Phaeng Waterfall & Viewpoint Trail
A trail through Koh Phangan's national park-protected interior leads to Phaeng Waterfall and continues to a panoramic viewpoint over the island's lush interior and the Gulf of Thailand coastline.
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6
Bottle Beach Jungle Trail (Koh Phangan)
The challenging jungle trail over the northern hills of Koh Phangan leads to the secluded Bottle Beach (Haad Khuat). The steep descent through thick jungle rewards with one of the island's most beautiful and private beaches.
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7
Khao Sok Night Trek
A guided night trek through Khao Sok rainforest offers a completely different perspective of the jungle, with nocturnal animals including slow lorises, civets, giant geckos, and spiders emerging after dark.
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8
Ang Thong Marine Park Viewpoint Hike
The main hiking trail on day trips to Ang Thong Marine Park climbs steep steps to a summit viewpoint offering one of Thailand's most spectacular vistas — dozens of uninhabited islands scattered across vivid turquoise water.
Trail difficulty levels
Pick a route that matches your fitness and experience.
Mostly flat, well-marked paths. Suitable for families and casual walkers.
Some elevation gain, longer distances. Requires basic fitness.
Significant climbs and exposure. Requires good fitness and route-finding.
Technical terrain, scrambling, or alpine conditions. Experience essential.
When to hike
Seasonal conditions in Surat Thani.
- Spring
- March-April — excellent conditions, dry trails, peak visibility in Khao Sok
- Summer
- June-August — trails are wet and lush; bring waterproof footwear. Khao Sok is most vibrant and green.
- Fall
- September-November — avoid October; heavy rain makes trails slippery and rivers high. November improves.
- Winter
- December-February — best season for all hiking. Dry trails, comfortable temperatures, and excellent visibility.
Local hazards
What to watch out for on the trail.
Hazard: Venomous snakes including king cobras in jungle areas — stay on marked trails and watch where you step
Hazard: Leeches after heavy rain in Khao Sok — check ankles and wear long socks or apply insect repellent to shoes
Hazard: Slippery rocks at waterfalls — wear proper footwear with grip
Hazard: Sun exposure on open hilltop trails — apply sunscreen and carry water
Hazard: Strong coastal currents when accessing beaches via jungle trails — always check conditions before swimming
Hazard: Monkeys can be aggressive near food — do not feed or approach them on trails