Planning your island-hopping adventure in Thailand? If you’re dreaming of soft white sand and clear turquoise waters, Koh Ngai (also spelled Koh Hai) should be high on your list. Just a short journey from Koh Lanta, this peaceful island is perfect for those seeking a quiet escape. Here’s everything you need to know about getting from Koh Lanta to Koh Ngai – simply, safely, and stress-free.
🚤 Travel Overview
Koh Lanta and Koh Ngai are both part of Krabi Province, located in southern Thailand. While they’re not far apart, the only practical way to travel between them is by boat. The journey is scenic and enjoyable, taking you across the sparkling Andaman Sea with beautiful island views along the way.
🛥️ By Speedboat – Fast & Scenic
Best for: Travelers short on time or looking for a scenic thrill
Speedboats are the quickest and most popular way to get from Koh Lanta to Koh Ngai. These boats are often part of the island-hopping route between Koh Lanta, Koh Ngai, Koh Mook, and Koh Kradan.
- ⏱ Duration: Around 30–45 minutes
- 💰 Cost: 600–900 THB per person
- 🕒 Departure Time: Usually once or twice daily, between 9:00 AM – 11:00 AM
- 📍 Where to Book: Local tour agencies, hotel desks, or online (for convenience)
✅ Pros:
- Fast and direct
- Stunning sea views along the way
- Easy booking with many operators
⚠️ Note:
- The ride can be bumpy in rough weather – bring motion sickness medication if needed.
- Travel operates mostly during high season (November to April). Fewer options may be available in the rainy season.
⛴️ By Ferry or Longtail Boat – A Slower but Unique Option
If you prefer a more traditional travel experience or are connecting through nearby islands, you might find ferries or longtail boats available.
- ⏱ Duration: About 1.5 to 2 hours (depending on route and sea conditions)
- 💰 Cost: Around 400–700 THB
This option is less common but sometimes used when transferring through Koh Mook or Trang.
📦 Luggage & Transfers
Most speedboat companies include luggage transfer in the fare. However, be sure to check the weight or size limit when booking. Many providers will also include hotel pickup/drop-off on Koh Lanta, which makes things easier.
📅 When to Travel
The best time to travel between Koh Lanta and Koh Ngai is during November to April, when the sea is calm and services are frequent. During the low season (May to October), transfers may be reduced or canceled due to weather.
🌴 Final Tips
- Book your transfer a day in advance, especially during peak season.
- Bring sunscreen, sunglasses, and a dry bag for your valuables.
- Don’t forget to enjoy the journey – the sea views are part of the magic!
Getting from Koh Lanta to Koh Ngai is simple, quick, and a highlight of any Andaman Sea itinerary. Whether you’re after romance, relaxation, or just a new beach to explore, Koh Ngai is well worth the short boat ride. Happy island hopping!