About Ton Sai Waterfall
Ton Sai Waterfall is a small forest waterfall located inside the Khao Phra Thaeo Non-Hunting Area in Thep Krasattri, Thalang District, northern Phuket. Surrounded by preserved evergreen rainforest, it is one of two main waterfalls in the protected area alongside Bang Pae. The waterfall is notable for its tranquil natural setting, short nature trails, and role as part of Phuket's last significant virgin rainforest, offering visitors a quiet nature experience away from coastal tourist areas.
Visitors guide
Visitors can expect a small, shaded waterfall set within dense evergreen forest inside the Khao Phra Thaeo Non-Hunting Area. The site features a short forest trail, natural pools at the base of the falls, and interpretive nature paths. Water flow is seasonal and strongest during the rainy season. The area is quiet and undeveloped compared to beach attractions, with basic facilities, parking, and opportunities for short walks, photography, and nature observation.
Key highlights
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Forest waterfall inside Khao Phra Thaeo Non-Hunting Area, Phuket's last virgin rainforest
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Shaded nature trails and interpretive forest walks around the waterfall
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Seasonal cascade with natural pools, most impressive during rainy season
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Quiet, less-visited alternative to Bang Pae Waterfall in the same protected area
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Opportunity for birdwatching and observing native forest flora
History of Ton Sai Waterfall
Part of the Khao Phra Thaeo Non-Hunting Area, designated in 1980 to protect Phuket's last remaining primary evergreen rainforest and watershed forest in northern Phuket
Route
| By air | Via Phuket International Airport (HKT), approximately 15-18 km northwest of the waterfall, then by road |
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| By road |